Welcome to LookChem.com Sign In|Join Free
  • or
Home > Pharmaceutical > 204255 > 

204255-11-8

Basic Information
CAS No.: 204255-11-8
Name: Oseltamivir phosphate
Article Data: 47
Cas Database
Molecular Structure:
Molecular Structure of 204255-11-8 (Oseltamivir phosphate)
Formula: C16H28N2O4.H3PO4
Molecular Weight: 410.404
Synonyms: Oseltamivir Phosphate [USAN];ethyl (3R,4R,5S)-4-acetamido-5-amino-3-pentan-3-yloxy-cyclohexene-1-carboxylate; phosphoric acid;GS4104;Ro-64-0796;Ethyl (3R,4R,5S)-4-acetamido-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylate phosphate (1:1);Tamiflu (TN);GS4071;Tamiflu (*Phosphate salt 1:1*);1-Cyclohexene-1-carboxylic acid, 4-(acetylamino)-5-amino-3-(1-ethylpropoxy)-, ethyl ester, (3R,4R,5S)-, phosphate (1:1);Oseltamivir phosphate (JAN/USAN);
Density: 1.08g/cm3
Melting Point: 196-198°C
Boiling Point: 473.3 °C at 760 mmHg
Flash Point: 240 °C
Appearance: white cyrstalline solid
PSA: 178.22000
LogP: 1.44800
Synthetic route
196618-13-0

oseltamivir

204255-11-8

oseltamivir phosphate

Conditions
ConditionsYield
With phosphoric acid In ethanol at 50℃; for 0.0166667h; Sonication;98%
With phosphoric acid In ethanol at -18.8℃; for 17h;89.9%
With phosphoric acid In ethanol at 50 - 55℃;88.6%

ethyl (3R,4R,5S)-4-N-acetylamino-5-N,N-diallylamino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylate

204255-11-8

oseltamivir phosphate

Conditions
ConditionsYield
Stage #1: ethyl (3R,4R,5S)-4-N-acetylamino-5-N,N-diallylamino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylate With palladium 10% on activated carbon; 2,2'-iminobis[ethanol] In ethanol at 68 - 78℃; for 8h;
Stage #2: With phosphoric acid In ethanol at 45 - 55℃; Reagent/catalyst;
96.31%
With 1,3-dimethylbarbituric acid; phosphoric acid; palladium 10% on activated carbon; triphenylphosphine In ethanol at 55 - 78℃; Temperature; Reagent/catalyst; Large scale;89%
Stage #1: ethyl (3R,4R,5S)-4-N-acetylamino-5-N,N-diallylamino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylate With tetrakis(triphenylphosphine) palladium(0); 1,3-dimethylbarbituric acid In dichloromethane at 35℃; for 7h; Inert atmosphere;
Stage #2: With phosphoric acid In ethanol at 48 - 52℃; for 2h;
85%
204255-06-1

oseltamivir

204255-11-8

oseltamivir phosphate

Conditions
ConditionsYield
Stage #1: oseltamivir With tributylphosphine; triphenylphosphine In ethanol; water at 50℃; for 3h;
Stage #2: With phosphoric acid In ethanol
92%
Stage #1: oseltamivir With Lindlar's catalyst; hydrogen In ethanol at 20℃; under 760.051 Torr; for 16h;
Stage #2: With phosphoric acid In ethanol; ethyl acetate at 50℃; for 0.5h;
91%
91%
86119-84-8, 7664-38-2

phosphoric acid

196618-13-0

oseltamivir

204255-11-8

oseltamivir phosphate

Conditions
ConditionsYield
In ethanol; water at 50 - 55℃; for 1.5 - 2h;88%
367252-68-4

(3R,4R,5S)-ethyl 4-acetamido-5-((tert-butoxycarbonyl)amino)-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate

204255-11-8

oseltamivir phosphate

Conditions
ConditionsYield
With phosphoric acid In ethanol at 78℃; for 12h; Inert atmosphere;83%
With phosphoric acid In ethanol at 0 - 78℃; for 15h; Inert atmosphere;83%
With phosphoric acid In ethanol at 50℃; for 6h;81%

(3R,4R,5S)-4-acetamido-5-allyloxycarbonylamino-1-ethoxycarbonyl-3-(3-pentyloxy)cyclohex-1-ene

204255-11-8

oseltamivir phosphate

Conditions
ConditionsYield
Stage #1: (3S,4S,5S)-4-acetamido-5-allyloxycarbonylamino-1-ethoxycarbonyl-3-(3-pentyloxy)cyclohex-2-ene With 1,3-dimethylbarbituric acid; 5%-palladium/activated carbon; triphenylphosphine In ethanol at 80℃; for 1h;
Stage #2: With phosphoric acid In ethanol at 50℃;
76%
891831-22-4

tert-butyl [(1S,5R,6R)-6-acetylamino-3-cyano-5-(1-ethylpropoxy)cyclohex-3-en-1-yl]carbamate

64-17-5

ethanol

204255-11-8

oseltamivir phosphate

Conditions
ConditionsYield
Stage #1: tert-butyl [(1S,5R,6R)-6-acetylamino-3-cyano-5-(1-ethylpropoxy)cyclohex-3-en-1-yl]carbamate; ethanol With hydrogenchloride at 60℃; for 4h;
Stage #2: With phosphoric acid at 4 - 50℃;
50%
Stage #1: tert-butyl [(1S,5R,6R)-6-acetylamino-3-cyano-5-(1-ethylpropoxy)cyclohex-3-en-1-yl]carbamate; ethanol With hydrogenchloride
Stage #2: With sodium hydroxide
Stage #3: With phosphoric acid

(2-oxo-2,3,3aβ,4α,5,7aβ-hexahydro-benzoxazol-4-yl)-carbamic acid tert-butyl ester

204255-11-8

oseltamivir phosphate

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: LiOH
1.2: NEt3
2.1: isobutyric anhydride; DMSO
3.1: Ni(cod)2; 1,5-cyclooctadiene
3.2: NBS; NEt3
4.1: LiAl(Ot-Bu)3H
5.1: DEAD; PPh3
5.2: 56 percent / BF3*OEt2
6.1: HCl
6.2: aq. NaOH
6.3: H3PO4
View Scheme
930275-48-2

(1S,2R)-2-(acetylamino)-1-(tert-butoxycarbonylamino)-4-cyclohexen-3-one

204255-11-8

oseltamivir phosphate

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: Ni(cod)2; 1,5-cyclooctadiene
1.2: NBS; NEt3
2.1: LiAl(Ot-Bu)3H
3.1: DEAD; PPh3
3.2: 56 percent / BF3*OEt2
4.1: HCl
4.2: aq. NaOH
4.3: H3PO4
View Scheme

(6-acetylamino-5-hydroxy-cyclohex-3-enyl)-carbamic acid tert-butyl ester

204255-11-8

oseltamivir phosphate

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: isobutyric anhydride; DMSO
2.1: Ni(cod)2; 1,5-cyclooctadiene
2.2: NBS; NEt3
3.1: LiAl(Ot-Bu)3H
4.1: DEAD; PPh3
4.2: 56 percent / BF3*OEt2
5.1: HCl
5.2: aq. NaOH
5.3: H3PO4
View Scheme
Downstream Products
196618-13-0
  • Display:default sort

    New supplier

  • Oseltamivir phosphate/ LIDE PHARMA- Factory supply / Best price

  • Casno:

    204255-11-8

    Oseltamivir phosphate/ LIDE PHARMA- Factory supply / Best price

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&

    LIDE PHARMACEUTICALS LIMITED is one of the fastest growing pharmaceutical company in China. We have developed strategic partnership with our manufacturing associates having state o

  •  LIDE PHARMACEUTICALS LIMITED

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-25-58409506

    Address:11F, Building A1, No.288 North Zhongshan Road, Gulou District, Nanjing,210003, P.R.China.

       Inquiry Now

  • Oseltamivir phosphate CAS 204255-11-8

  • Casno:

    204255-11-8

    Oseltamivir phosphate CAS 204255-11-8

    Min.Order: 1 Gram

    FOB Price:  USD $ 1.0-1.0/Gram

    Specification:USP/EP Month production ablity:50kg/Month Low price& High quality Manufacturer Jinlan Pharm-Drugs Technology Co.,Limited (with its export company Hangzhou Royall Import & Export Co.,Ltd.)is located in Hangzhou, Zhej

    Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd (JL Pharm) is established in 2012 at the beautiful West Lake – Hangzhou city, China. The company's main business includes R&D, Produ

  •  Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-571-85829053

    Address:Rm A606, Fuyi Center, jianqiao street, Jianggan Area

       Inquiry Now

  • Factory price 99%min Oseltamivir phosphate powder

  • Casno:

    204255-11-8

    Factory price 99%min Oseltamivir phosphate powder

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 1200.0-1500.0/Kilogram

    Why is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c

    Sinoway Industrial co., ltd. was established in 1987 in Xiamen, China, and now has been a leading group specialized in research, development, custom manufacturing and trading of ph

  •  Sinoway Industrial Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-592-583819

    Address:16/F,Huicheng Comm,Complex,No839 XiaHe Rd, Xiamen,China

       Inquiry Now

  • Oseltamivir phosphate CAS:204255-11-8

  • Casno:

    204255-11-8

    Oseltamivir phosphate CAS:204255-11-8

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    our company is a professional Pharmaceutical company. We are specialized in manufacturing and R&D of API & Intermediates, Contract Manufacturing, Contract Research, and International Trading business as well. *We own a R&D center

    Hangzhou Hysen pharma co.,Ltd. is a professional Pharmaceutical company, established in 2001. We are the sales department of Hangzhou Heta pharm & Chem Co.,Ltd. who is specialized

  •  Hangzhou Hysen Pharma co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:0086-571-88298791

    Address:#701,Gudun Road Hangzhou

       Inquiry Now

  • oseltamivir phosphate

  • Casno:

    204255-11-8

    oseltamivir phosphate

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Anqing World Chemical Co.,Ltd.Mainly responsible for the development of domestic and international business.In 2015,Haikang established the second branch,called Anqing Xuanyu Medical&Technology Co., Ltd, it is an R&D company that selects reli

    World Pharmaceutical (Anhui) Co., Ltd. is a joint-stock company, consisting of Haikang Pharmaceutical (Anhui) Co., Ltd., Anqing World Chemical Co., Ltd., Anqing Proud Import & Expo

  •  Anhui Haikang Pharmaceutical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+8615212980120

    Address:No.21, Huancheng West Road, Daguan District, Anqing City

       Inquiry Now

  • Oseltamivir phosphate

  • Casno:

    204255-11-8

    Oseltamivir phosphate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Shijiazhuang Yiling Pharmaceutical Co.,ltd was founded in 1992 by professor Wu Yiling, who is one of prominent member of China Academy of Engineering, the company was successfully listed in Shenzhen Stock Exchange in 2011, worth over $6.25 billion. Y

    Wanyang Hengshui Pharmaceutical CO.,LTD is the subsidiary of Shijiazhuang YILING Pharmaceutical CO., LTD, located in High-Tech Industrial Development Zone, Hengshui City, Hebei Pro

  •  WANYANG HENGSHUI PHARMACEUTICAL CO.,LTD

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:86-13621685343

    Address:No. 6 Donghua Street, High-Tech Zone

       Inquiry Now

  • Oseltamivir phosphate

  • Casno:

    204255-11-8

    Oseltamivir phosphate

    Min.Order: 1 Gram

    FOB Price:  USD $ 10.0-10.0/Gram

    a. High quality with competitive price b. GMP workshop c. Rich experience on registration Holypharm is a professional supplier of active pharmaceutical ingredients and intermediates; agrochemicals and Veterinary products. We are specialized in con

    HANGZHOU HOLYPHARM BIOTECH CO.,LTD is a professional supplier of active pharmaceutical ingredients and intermediates; agrochemicals and Veterinary products. We are specialized in c

  •  HANGZHOU HOLYPHARM BIOTECH CO.,LTD

    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:86 571 86853097

    Address:Room D808, Block 4 NO.176, Zixia Rd

       Inquiry Now

  • High purity Various Specifications Oseltamivir phosphate CAS:204255-11-8

  • Casno:

    204255-11-8

    High purity Various Specifications Oseltamivir phosphate CAS:204255-11-8

    Min.Order: 1 Gram

    FOB Price:  USD $ 100.0-500.0/Gram

    Items Standard Result Assay 98%min ----------------------------------------------------------------------------------------------

    Hangzhou Dingyan Chem Co., LTD. is located in the beautiful tourist city of hangzhou, is a comprehensive chemical enterprice which doing import and export business by its own comp

  •  Hangzhou Dingyan Chem Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-571-86465881,86-571-87157530,86-571-88025800

    Address:RM.1118,NO.1 Building, Baiyun Tower,Jianggan Area, Hangzhou city, China,310004

       Inquiry Now

  • High quality Oseltamivir phosphate Cas 204255-11-8 with factory price

  • Casno:

    204255-11-8

    High quality Oseltamivir phosphate Cas 204255-11-8 with factory price

    Min.Order: 100 Gram

    FOB Price:  USD $ 6.0-8.0/Gram

    Unique advantages Guaranteed the purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Off-white powder Storage:-20°C Freezer Package:100g,1kg/foil bag Application:As medicine mate

    Wuhan Fortuna Chemical Co., Ltd, located in the predominant Wu Han City where is a traffic hinge of China, is a big integrative chemical enterprise being engaged in producing and

  •  Wuhan Fortuna Chemical Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-27-59207852

    Address:A2705,Dong Yi Shi Qu,129# XinHua Road,WuHan,China

       Inquiry Now

  • Oseltamivir phosphate

  • Casno:

    204255-11-8

    Oseltamivir phosphate

    Min.Order: 200 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    1.Hefei TNJ Chemical Industry Co.Limited(ISO9001:2008),are strong in the field of Pharmaceuticals,food additives,plant extract and fine chemical for more than 10 years. 2.Full experience of large numbers container loading in main Chinese seap

    TNJ is a chemical company since 2001. Our specialization, your confidence-we keep committing to meet the needs of markets and customers with our innovative technology and high stab

  •  Hefei TNJ chemical industry co.,ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-551-65418695

    Address:B911 Xincheng Business Center, Qianshan Road, Hefei Anhui China

       Inquiry Now

  • High purity Oseltamivir phosphate CAS No.:204255-11-8

  • Casno:

    204255-11-8

    High purity Oseltamivir phosphate CAS No.:204255-11-8

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 2.0-2.0/Kilogram

    Oseltamivir phosphate CAS No.:204255-11-8 Name: Oseltamivir phosphate Synonyms Tamiflu; Ethyl (3R,4R,5S)-4-acetamido-5-amino-3-pentan-3-yloxycyclohexene-1-carboxylate phosphate Molecular Structure: Molecular Formula: C16H28

    HANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contract manufacture. With about ten years of business experiences on the marketi

  •  Hangzhou Think Chemical Co. Ltd

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:86-571-89986307/81956191/81956084/81956192

    Address:Room 501-502, Tower E, Yuanjian Building, Yuanyang International Center, Hangzhou-310011, China

       Inquiry Now

  • Oseltamivir Phosphate (200 mg)

  • Casno:

    204255-11-8

    Oseltamivir Phosphate (200 mg)

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    high quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

    Located in Zhengdong New District,?Zhengzhou of Henan province, Henan Allgreen Chemical Co.,Ltd is a comprehensive high-tech modern enterprises integrating professional R&D, pro

  •  Henan Allgreen Chemical Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-0371-87507775

    Address:No 260 Dongming Road,Jinshui District

       Inquiry Now

  • Factory Supply Oseltramivir Phosphate

  • Casno:

    204255-11-8

    Factory Supply Oseltramivir Phosphate

    Min.Order: 1

    FOB Price:  USD $ 0.0-0.0/

    The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

    Ality Chemical, established in 2007, is a comprehensive Chemical Production&Supply Group with Patent Technology as its core. Ality Chemical operates sales branches in Shanghai, Xia

  •  Ality Chemical Corporation

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:0513-87616220

    Address:Fine chemical industry park, Nantong,Jiangsu

       Inquiry Now

  • Oseltamivir phosphate

  • Casno:

    204255-11-8

    Oseltamivir phosphate

    Min.Order: 0 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    Name:Oseltamivir phosphate Other name:Tamiflu CAS:204255-11-8 Specification:EP/USP Stock:Fresh Appearance:white to off-white powder Storage:Keep in a cool, dry, dark location in a tightly sealed container or cylinder Port:shanghai,ningbo,ti

    Orchid Chemical was established in 2009; we are headquartered in Hangzhou, which is 200 km from China's biggest sea port, Shanghai. Orchid chemical is a joint-venture company, com

  •  ORCHID CHEMICAL SUPPLIES LTD

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86-571-85395792

    Address:607, North Zhongshan Road, Hangzhou 310000 China

       Inquiry Now

  • High Quality 99% Oseltamivir phosphate 204255-11-8 ISO Producer

  • Casno:

    204255-11-8

    High Quality 99% Oseltamivir phosphate 204255-11-8 ISO Producer

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.1-0.1/Gram

    1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

    Xi'an Xszo Chem Co. Ltd is a wholly-owned subsidiary of the SZO Chem Group. SZO Group is composed of Xi'an Xszo Chem Co. Ltd & Shaanxi SZO Tech Co., Ltd. SZO industry Group have mo

  •  Xi'an Xszo Chem Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-029-88698540

    Address:No.16,Jingqin Rd. JingWei Industrial park,Shaanxi,China,710200

       Inquiry Now

  • Oseltamivir phosphate

  • Casno:

    204255-11-8

    Oseltamivir phosphate

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Dayangchem’s R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantiti

    Dayang Chem (Hangzhou) Co.,Ltd. dedicated to the development, production and marketing of chemicals which is specialized in Organic compounds; Active Pharmaceutical Ingredi

  •  Dayang Chem (Hangzhou) Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-88938639

    Address:9/F, Unit 2 Changdi Torch Building, 259# WenSan Road, Xihu District, Hangzhou City 310012, P.R.China

       Inquiry Now

  • Oseltamivir phosphate     CAS: 204255-11-8

  • Casno:

    204255-11-8

    Oseltamivir phosphate CAS: 204255-11-8

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 1.0-1.0/Kilogram

    product Name Oseltamivir phosphate Alias Osteltamivir phosphate;(3R,5S)-ethyl 4-acetamido-5-amino-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate phosphate;Oseltamivir phosphat;Oseltamivir Phosphate (200 mg);Oselt;OseltaMivir Acid

    Welcome to Henan Sinotech! Sinotech Corporation has exceptional sourcing ability for chemicals used in Organic Fine Chemicals and APIs; Inorganic chemicals; Flame Retardants;OLED

  •  Henan Sinotech Import&Export Corporation

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:86-371-86181678

    Address:No. 260, Dongming Road,Jinshui District

       Inquiry Now

  • CHemwill --  Oseltamivir phosphate

  • Casno:

    204255-11-8

    CHemwill -- Oseltamivir phosphate

    Min.Order: 1 Metric Ton

    FOB Price:  USD $ 1.0-1.0/Metric Ton

    Our main production base is located in Xuzhou industry park. We produce a wide range of organics including Fine chemicals, Active pharmaceutical ingredients(APIs), Veterinary, In

  •  Chemwill Asia Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:021-51086038

    Address:High-Tech Industrial park,Chemical Economical Development Zone,Xuzhou, Jiangsu-Province, P.R.China

       Inquiry Now

  • Oseltamivir phosphate

  • Casno:

    204255-11-8

    Oseltamivir phosphate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 11.0-16.0/Kilogram

    Hebei yanxi chemical co., LTD is a professional research, development and production . enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carbon environmental protection

    Hebei yanxi chemical co. LTD. has expanded a compositive entity from initially only as a small manufacturer. The company dedicated to the development, production and marketing of

  •  Hebei yanxi chemical co.,LTD.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-0311-66561638

    Address:Zhang zhe, guangzong county, xingtai city, hebei province

       Inquiry Now

  • OseltaMivir Phosphate

  • Casno:

    204255-11-8

    OseltaMivir Phosphate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Oseltamivir phosphate Basic information Anti-influenza virus Application Product Name: Oseltamivir phosphate Synonyms: ethyl (3r,4r,5s)-4-acet

    Our company engages in Electronic chemicals such as OLED,Photoresist chemical,Electrolyte additive and Intermediate Pharmaceutical production; development of noble metal catalysts,

  •  Henan Tianfu Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-371-55170693/55170694

    Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China

       Inquiry Now

  • high quality204255-11-8 Oseltamivir phosphate with best price

  • Casno:

    204255-11-8

    high quality204255-11-8 Oseltamivir phosphate with best price

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White Crystalline Powder Storage:Store in sealed conta

    Hubei Xinrunde Chemical Co., Ltd. dedicated to the development, production and marketing of chemicals which is specialized in Organic compounds; Active Pharmaceutical Ingredient(s)

  •  Hubei XinRunde Chemical Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+8615102730682

    Address:No.43, Xinandu Industrial Park, East and West Lake District, Wuhan, Hubei, China

       Inquiry Now

  • Pharmaceutical Grade CAS 204255-11-8 with competitive price

  • Casno:

    204255-11-8

    Pharmaceutical Grade CAS 204255-11-8 with competitive price

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 139.0-210.0/Kilogram

    WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

    Zhuo Zhou Wen Xi Import and Export Co., Ltd. is a company mainly engaged in the export of pharmaceutical raw materials. Its parent company is (Wen Xi Pharma), including three subs

  •  Zhuozhou Wenxi import and Export Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-13111626072

    Address:Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei

       Inquiry Now

  • Factory direct supply Oseltamivir phosphate CAS:204255-11-8

  • Casno:

    204255-11-8

    Factory direct supply Oseltamivir phosphate CAS:204255-11-8

    Min.Order: 10 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

    Wuhan Han Sheng New Material Technology Co. Ltd is a professional company which specialized in manufacturing and selling chemical raw materials, chemical products, pharmaceutical i

  •  Wuhan Han Sheng New Material Technology Co.,Ltd

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:17798174412

    Address:Room 401, Floor 4, Building 3-1, Guandong Science and Technology Industrial Park, Jiayuan Road, Guandong Street, Donghu Hi tech Development Zone, Wuhan

       Inquiry Now

  • BLOOM TECH Advanced API/Technology support Oseltamivir phosphate CAS 204255-11-8

  • Casno:

    204255-11-8

    MSDS/COA Download

    BLOOM TECH Advanced API/Technology support Oseltamivir phosphate CAS 204255-11-8

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Inquiry guide 1.Please send the quantity(Weight) to us, we will arrange our sales to provide the one-for-one service for you. 2.Then we will provide the professional quotation list for you, it will be including all the factors in who

    WHO WE ARE 1.We Focus on the technology of Organic Synthesis since 2008. 2.API/Pharmaceutical intermediate/Fine chemical/New material/Extraction etc. 3.Chemical reagent: Over 300,0

  •  Shaanxi BLOOM TECH Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-29-86470566

    Address:Block A of Central Mansion, No.113 of Weiyang Rd, ETDZ, Xi'an, Shaanxi 710016, China

       Inquiry Now

  • Oseltamivir phosphate CAS:204255-11-8 Factory direct sale

  • Casno:

    204255-11-8

    Oseltamivir phosphate CAS:204255-11-8 Factory direct sale

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 1.0-10.0/Kilogram

    What's our company advantages 1. Government support guarantees good company credibility and finance safe. 2. Finer chem is confident at the quality of the products, and would like to supply free sample to our customers. 3. Factory locates in n

    Mulei (Wuhan) New Material Technology Co. Ltd is a scientific and technological company integrating product research and development, manufacture and trading of chemical intermedia

  •  WUHAN MULEI NEW MATERIAL CO., LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8619831967063

    Address:Office1201#, Block C, Hanjie Headquarters International Plaza, Zhongbei Rd, Wuchang District, Wuhan

       Inquiry Now

  • CAS NO.204255-11-8

  • Casno:

    204255-11-8

    CAS NO.204255-11-8

    Min.Order: 100 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Why choose us: Q1: What payment terms do you accept A:We'd like to accept T/T, L/C, Paypal, or Western Union. Q2: How long will it take to get the good A:Depending on your location, For small order, please expect 5-7 d

    Welcome to Hebei Bosang International Trade Co.,Ltd. Hebei Bosang International Trade Co.,Ltd. specializes in exporting high quality Pharmaceutical intermediates,Pharmaceutical

  •  Hebei Bosang International Trade Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:15630118152

    Address:Wanda Plaza Commercial Complex, 123 Huaian East Road, Yuhua District, Shijiazhuang City, Hebei Province, China

       Inquiry Now

  • CAS NO.:204255-11-8

  • Casno:

    204255-11-8

    CAS NO.:204255-11-8

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

    The company is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds,

  •  Henan Wentao Chemical Product Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-370-2722992

    Address:32 Room, 5th Floor, Building 11, No. 6 Yinxing Road, High-tech Industrial Development Zone, Zhengzhou City, Henan Province

       Inquiry Now

  • Oseltamivir phosphate 204255-11-8

  • Casno:

    204255-11-8

    Oseltamivir phosphate 204255-11-8

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

    Shanghai Upbio Tech Co.,Ltd (Former Onchem (China)Co.,Ltd) is a comprehensive manufacturer and an international distribution of chemicals throughout the world, The predecessor of

  •  Shanghai Upbio Tech Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-21-52196435

    Address:No.2 Floor,No.979 Yunhan Rd,Nicheng,Pudong New Area,Shanghai,China

       Inquiry Now

  • JSY Trade/Best price/Oseltamivir phosphate

  • Casno:

    204255-11-8

    JSY Trade/Best price/Oseltamivir phosphate

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Price, service, company and transport advantage: 1.place of origin china with super quality by reasonable price. 2.fast delivery by safe express way to all the country. 3.has a number of highly qualified engineers and experts to provide g

    Changchun Jushengyuan Import and Export Trade Co.,Ltd. is located in Changchun, a national historical and cultural city, Jilin Province, China. It covers an area of 22,000 square m

  •  Changchun JuShengyuan Import and Export Trading Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:0431-80864144

    Address:4-236,No.115, Building 19,20,21, Shoudi-ShouCheng C, 222 Jingyue Street, Economic Development Districe

       Inquiry Now

  • Oseltamivir phosphate

  • Casno:

    204255-11-8

    Oseltamivir phosphate

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Product Name: Oseltamivir phosphate Synonyms: Osteltamivir phosphate;(3R,5S)-ethyl 4-acetamido-5-amino-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate phosphate;Oseltamivir phosphat;Oseltamivir Phosphate (200 mg);Oselt;OseltaMivir Acid-D3 Phosphate

    SHANGHAI MINSTAR CHEMICAL CO., LTD. is a leading, experienced, professional supplier of API & intermediates, plant extract, food additive, fine chemicals and industry chemicals, et

  •  Shanghai Minstar Chemical Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:0086-21-18019205509

    Address:BUILDING 8, NO.1098, CHUANSHA ROAD, SHANGHAI, CHINA

       Inquiry Now

  • Oseltamivir phosphate

  • Casno:

    204255-11-8

    Oseltamivir phosphate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 80.0-100.0/Kilogram

    Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present

    Baoji Guokang Healthchem co.,ltd located in Baoji High-tech Zone,is epitomizing international,cooperative and honest.We are a young company full of action and energy,and our profes

  •  Baoji Guokang Healthchem co.,ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-917-3909592

    Address:China

       Inquiry Now

  • Oseltamivir phosphate CAS:204255-11-8

  • Casno:

    204255-11-8

    Oseltamivir phosphate CAS:204255-11-8

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Oseltamivir phosphate CAS:204255-11-8 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic in

    Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, speciali

  •  Qingdao Beluga Import and Export Co., LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+8613854236000

    Address:qingdao

       Inquiry Now

  • Pharma Grade Product Oseltamivir Phosphate// Oselt with good price

  • Casno:

    204255-11-8

    Pharma Grade Product Oseltamivir Phosphate// Oselt with good price

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products wi

    WUHAN WONDA PHARMACEUTICAL AND CHEMICAL LIMITED is specializing in custom synthesis, manufacture and import & export of nootropics, herbal extract, OLED etc. Wuhan Wonda Pharm & Ch

  •  Wuhan Wonda Pharm Limited

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:027-84306245

    Address:Wuhan Private Science and Technology Park , Wuhan, China

       Inquiry Now

  • Best Price Oseltamivir Phosphate CAS 204255-11-8

  • Casno:

    204255-11-8

    MSDS/COA Download

    Best Price Oseltamivir Phosphate CAS 204255-11-8

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 8.0-10.0/Kilogram

    Company information: Hebei Mojin Biotechnology Co., Ltd, Our company is a professional in carbomer,carbopol,lead acetate,meglumine diphenyl ethylamine and other chemical raw materials and chemical reagents research and development production enterpr

    Hebei Mojin Biotechnology Co., Ltd, Our company is a professional in carbomer, Dibenzylamine,meglumine,lead acetate and other chemical raw materials and chemical reagents research

  •  Hebei Mojin Biotechnology Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:13231137666

    Address:room 1401,A building,Enjoy city,shijiazhuang city,hebei province,China

       Inquiry Now

  • Oseltamivir phosphate

  • Casno:

    204255-11-8

    Oseltamivir phosphate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

    Shandong Hanjiang Chemical Co., Ltd. is located in Qilu Petrochemical Industrial Park, Zibo City, Shandong Province, involving pesticide, medicine, chemical industry, coating, dy

  •  Shandong Hanjiang Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:18369939125

    Address:95A, Xingyuan East Road, Zhangdian District

       Inquiry Now

  • Oseltamivir phosphate

  • Casno:

    204255-11-8

    Oseltamivir phosphate

    Min.Order: 1 Metric Ton

    FOB Price:  USD $ 1.0-1.0/Metric Ton

    advantages: 1. samples are provided for test; 2. good quality products; 3. 100% secure delivery. payment ways: western union, moneygram, bitcoin, t/t delivery: ems/ eub/ usps/ ups/ tnt/ fedex/ dhl etc packaging: saf

    Hebei Guanlang Biotechnology Co., Ltd. belongs to Guanlang Group,which was founded in 2007 , located in Shijiazhuang city which is the capital of Hebei Province and hub sector amon

  •  Hebei Guanlang Biotechnology Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8619930503256

    Address:No.66, Yuhua West Road

       Inquiry Now

  • Oseltamivir phosphate with Safe Delivery

  • Casno:

    204255-11-8

    Oseltamivir phosphate with Safe Delivery

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Product Name:Oseltamivir phosphate CAS:204255-11-8 MF:C16H31N2O8P MW:410.4 Purity:99% Appearance:White Powder FAQ: Q1: Do you offer free sample A: Of course, we will offer free sample if you pay shipping fees. Q2: How to solve the quality prob

    Wuhan Godbullraw Chemical Co.,ltd, founded in 2011, is a modern advanced enterprise specializing in custom synthesis and R&D and exportation of APIs, peptides, Sarms, Local anesthe

  •  Wuhan Godbullraw Chemical Co.,ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:18971318449

    Address:No.58, guanggu avenue, east lake new technology development zone, wuhan

       Inquiry Now

Post a RFQ

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1

What can I do for you?
Get Best Price

Get Best Price for 204255-11-8

History

In Japan, Oseltamivir(204255-11-8) is marketed by Chugai Pharmaceutical Co., which is more than 50% owned by Roche

Consensus Reports

Oseltamivir(204255-11-8) acts as a transition-state analogue inhibitor of influenza neuraminidase, preventing progeny virions from detaching from infected cells.

Specification

The Oseltamivir phosphate, with its CAS registry number 204255-11-8, has the IUPAC name of ethyl (3R,4R,5S)-4-acetamido-5-amino-3-pentan-3-yloxycyclohexene-1-carboxylate; phosphoric acid. For being a kind of white cyrstalline solid, it is usually applied as an antiviral drug, with its product categories including API; Intermediates & Fine Chemicals; Pharmaceuticals; Ring Systems; Oseltamivir; Influenza Viruses.

The characteristics of this chemical are as below: (1)ACD/LogP: 1.50; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1.02; (4)ACD/LogD (pH 7.4): 0.69; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1.25; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 24.06; (9)#H bond acceptors: 6; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 9; (12)Polar Surface Area: 59.08; (13)Flash Point: 240 °C; (14)Enthalpy of Vaporization: 73.64 kJ/mol; (15)Boiling Point: 473.3 °C at 760 mmHg; (16)Vapour Pressure: 3.98E-09 mmHg at 25°C; (17)Exact Mass: 410.181802; (18)MonoIsotopic Mass: 410.181802; (19)Topological Polar Surface Area: 168; (20)Heavy Atom Count: 27; (21)Complexity: 468.

What's more, the following datas could be converted into the molecular structure:
(1)Canonical SMILES: CCC(CC)OC1C=C(CC(C1NC(=O)C)N)C(=O)OCC.OP(=O)(O)O
(2)Isomeric SMILES: CCC(CC)O[C@@H]1C=C(C[C@@H]([C@H]1NC(=O)C)N)C(=O)OCC.OP(=O)(O)O
(3)InChI: InChI=1S/C16H28N2O4.H3O4P/c1-5-12(6-2)22-14-9-11(16(20)21-7-3)8-13(17)15(14)18-10(4)19;1-5(2,3)4/h9,12-15H,5-8,17H2,1-4H3,(H,18,19);(H3,1,2,3,4)/t13-,14+,15+;/m0./s1
(4)InChIKey: PGZUMBJQJWIWGJ-ONAKXNSWSA-N