Welcome to LookChem.com Sign In|Join Free
  • or
Home > Pharmaceutical > 797 > 

797-63-7

Basic Information
CAS No.: 797-63-7
Name: Levonorgestrel
Article Data: 27
Molecular Structure:
Molecular Structure of 797-63-7 (Levonorgestrel)
Formula: C21H28O2
Molecular Weight: 312.452
Synonyms: 18,19-Dinor-17a-pregn-4-en-20-yn-3-one,13-ethyl-17-hydroxy- (7CI,8CI);(-)-Norgestrel;13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-4-en-20-yn-3-one;13-Ethyl-17a-ethynyl-17-hydroxygon-4-en-3-one;17a-Ethynyl-13-ethyl-19-nortestosterone;17a-Ethynyl-13b-ethyl-3-oxo-4-estren-17b-ol;17a-Ethynyl-18-homo-19-nortestosterone;18-Methylnorethindrone;19-Nortestosterone, 17-ethynyl-18-methyl-;D-(-)-Norgestrel;Dexnorgestrel;Femilis;Femilis Slim;Follistrel;Jadelle;Lng-IUS;Microlut;Microval;Mirena;Norgestrelem;Norlevo;Norplant;Norplant 2;Postinor 2;Wy 5104;d-(17a)-17-Hydroxy-13-ethyl-18,19-dinorpregn-4-en-20-yn-3-one;18,19-Dinorpregn-4-en-20-yn-3-one,13-ethyl-17-hydroxy-, (17a)-;
EINECS: 212-349-8
Density: 1.13 g/cm3
Melting Point: 206 °C
Boiling Point: 459.1 °C at 760 mmHg
Flash Point: 195.4 °C
Solubility: 10mg/L(temperature not stated)
Appearance: white solid
Hazard Symbols: HarmfulXn
Risk Codes: 20/21/22-40
Safety: 22-36
PSA: 37.30000
LogP: 3.88260
Synthetic route
14507-51-8

13β-ethyl-3-methoxy-17α-ethynyl-gona-2,5(10)-dien-17β-ol

Conditions
ConditionsYield
With sulfuric acid; water In tetrahydrofuran at 65 - 68℃;84.6%
With hydrogenchloride; water In methanol at 55 - 60℃; for 3h;84.6%
With hydrogenchloride In methanol; water; ethyl acetate; benzene
With sulfuric acid In tetrahydrofuran at 65 - 68℃; Product distribution / selectivity;
With hydrogenchloride In methanol; water; ethyl acetate; benzene

acetylene

acetylene

Conditions
ConditionsYield
(i) Li, H2NCH2CH2NH2, THF, (ii) aq. HCl, MeOH; Multistep reaction;
With hydrogenchloride; lithium diisopropyl amide 1.) THF, 2.5 h; 2.) MeOH, 60-70 deg C, 3 h; Yield given. Multistep reaction;
With hydrogenchloride; lithium 1.) ethylenediamine, 1 h; 2.) THF, r.t., 2 h; 3.) MeOH, 45-50 degC, 45 min; Yield given. Multistep reaction;

lithium acetylide

lithium acetylide

797-63-7

levonorgestrel

Conditions
ConditionsYield
With hydrogenchloride; cerium(III) chloride 1) THF, room temperature, 1 h, 2) MeOH, 0 deg C, 0.5 h; Yield given. Multistep reaction;
139590-87-7

3-methoxy-13β-ethyl-gona-3,5-dien-17-one

4301-14-8

acetylenemagnesium bromide

797-63-7

levonorgestrel

Conditions
ConditionsYield
With hydrogenchloride; cerium(III) chloride 1) THF, room temperature, 1 h, 2) MeOH, 0 deg C, 0.5 h; Yield given. Multistep reaction;
14507-49-4

D-13β-ethyl-17β-hydroxy-3-methoxy-gona-2,5(10)-diene

797-63-7

levonorgestrel

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 84 percent / mol. sieve, 2-butanone, aluminium isopropylate / benzene / 12 h / Heating
2: 1.) LDA; 2.) 6 percent HCl / 1.) THF, 2.5 h; 2.) MeOH, 60-70 deg C, 3 h
View Scheme
Multi-step reaction with 2 steps
1: Al(OiPr)3 / butan-2-one; benzene / Heating
2: (i) Li, H2NCH2CH2NH2, THF, (ii) aq. HCl, MeOH
View Scheme
Multi-step reaction with 3 steps
1: water; cyclohexanone; toluene
2: tetrahydrofuran; water
3: hydrogenchloride / methanol; water; ethyl acetate; benzene
View Scheme
Multi-step reaction with 3 steps
2: tetrahydrofuran; water
3: hydrogenchloride / methanol; water; ethyl acetate; benzene
View Scheme
75863-25-1

2-Trimethylsilyl-1-(4-methoxy-2-methylphenyl)-2-propen-1-on

797-63-7

levonorgestrel

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 1.) 80 percent NaH; 2.) 10 percent H2SO4 / 1.) DME, parrafin oil, 3.5 h, reflux; Et2O, -20 deg C, 30 min; 2.) MeOH, 24 h
3: 84 percent / mol. sieve, 2-butanone, aluminium isopropylate / benzene / 12 h / Heating
4: 1.) LDA; 2.) 6 percent HCl / 1.) THF, 2.5 h; 2.) MeOH, 60-70 deg C, 3 h
View Scheme

(2R)-2-ethyl-3-vinyl-1-cyclopentanon

797-63-7

levonorgestrel

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 1.) 80 percent NaH; 2.) 10 percent H2SO4 / 1.) DME, parrafin oil, 3.5 h, reflux; Et2O, -20 deg C, 30 min; 2.) MeOH, 24 h
3: 84 percent / mol. sieve, 2-butanone, aluminium isopropylate / benzene / 12 h / Heating
4: 1.) LDA; 2.) 6 percent HCl / 1.) THF, 2.5 h; 2.) MeOH, 60-70 deg C, 3 h
View Scheme
101025-85-8

13-Ethyl-3-methoxy-6,7:8,9-disecogona-1,3,5(10),7-tetraen-9,17-dion

797-63-7

levonorgestrel

Conditions
ConditionsYield
Multi-step reaction with 3 steps
2: 84 percent / mol. sieve, 2-butanone, aluminium isopropylate / benzene / 12 h / Heating
3: 1.) LDA; 2.) 6 percent HCl / 1.) THF, 2.5 h; 2.) MeOH, 60-70 deg C, 3 h
View Scheme
2911-81-1, 5941-86-6, 85760-97-0

13β-Aethyl-3-methoxy-gonapentaen-(1.3.5(10).8.14)-ol-(17β)-acetat

797-63-7

levonorgestrel

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: H2 / Pd-CaCO3 / benzene; tetrahydrofuran
2: KOH / methanol
3: (i) LiNH2, liq. NH3, PhNH2, THF, (ii) AcOH, EtOH
4: Al(OiPr)3 / butan-2-one; benzene / Heating
5: (i) Li, H2NCH2CH2NH2, THF, (ii) aq. HCl, MeOH
View Scheme
7443-72-3

18-methyl-3-methoxy-1,3,5(10),8-estratetraen-17β-ol

797-63-7

levonorgestrel

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: (i) LiNH2, liq. NH3, PhNH2, THF, (ii) AcOH, EtOH
2: Al(OiPr)3 / butan-2-one; benzene / Heating
3: (i) Li, H2NCH2CH2NH2, THF, (ii) aq. HCl, MeOH
View Scheme
Multi-step reaction with 5 steps
1: ammonium chloride; ammonia / tetrahydrofuran; water; aniline
2: ammonia; lithium / tetrahydrofuran; ethanol; water
4: tetrahydrofuran; water
5: hydrogenchloride / methanol; water; ethyl acetate; benzene
View Scheme
Multi-step reaction with 5 steps
1: ammonium chloride; ammonia / tetrahydrofuran; water; aniline
2: ammonia; lithium / tetrahydrofuran; ethanol; water
3: water; cyclohexanone; toluene
4: tetrahydrofuran; water
5: hydrogenchloride / methanol; water; ethyl acetate; benzene
View Scheme
  • Display:default sort

    New supplier

  • Good quality Levonorgestrel cas 797-63-7 with good price

  • Casno:

    797-63-7

    Good quality Levonorgestrel cas 797-63-7 with good price

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Specification Appearance white or almost white crystalline powder Loss on drying ≤0.5% Residue on ignition ≤0.3% Limit of ethynyl group[ 7.81-8.18% Assay

    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

  • Factory Supply Chemical/Pharmaceutical Levonorgestrel

  • Casno:

    797-63-7

    Factory Supply Chemical/Pharmaceutical Levonorgestrel

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 5.0-800.0

    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

  • High purity 797-63-7 Levonorgestrel

  • Casno:

    797-63-7

    High purity 797-63-7 Levonorgestrel

    Min.Order: 1 Gram

    FOB Price:  USD $ 100.0-500.0

    Items Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------

    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

  • Levonorgestrel CAS NO.797-63-7

  • Casno:

    797-63-7

    MSDS/COA Download

    Levonorgestrel CAS NO.797-63-7

    Min.Order: 1 Metric Ton

    FOB Price:  USD $ 1.0-3.0

    hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm

    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:Manufacturers

    Tel:86-0311-66561638

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

       Inquiry Now

  • High purity Levonorgestrel with competitive price

  • Casno:

    797-63-7

    MSDS/COA Download

    High purity Levonorgestrel with competitive price

    Min.Order: 100 Gram

    FOB Price:  USD $ 0.0-0.0

    Levonorgestrel[CAS:797-63-7] Name Levonorgestrel Synonyms D(-)-13beta-Ethyl-17alpha-ethynyl-17beta-hydroxygon-4-en-3-one Molecular Formula

    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

  • Factory Supply Levonorgestrel

  • Casno:

    797-63-7

    Factory Supply Levonorgestrel

    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

  • High Quality 99% Levonorgestrel 797-63-7 ISO Producer

  • Casno:

    797-63-7

    High Quality 99% Levonorgestrel 797-63-7 ISO Producer

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.1-0.1

    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

  • Levonorgestrel

  • Casno:

    797-63-7

    Levonorgestrel

    Min.Order: 5 Kiloliter

    FOB Price:  USD $ 1.2-5.0

    Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

    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

  • CAS 797-63-7 Levonorgestrel

  • Casno:

    797-63-7

    CAS 797-63-7 Levonorgestrel

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 3.0-10.0

    With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

    Our company specializes in processing and selling chemical raw materials, chemical th Asia, Europe, America, Africa and other more than 20 countries and regions. ? Companies adheri

  •  Hebei Nengqian Chemical Import and Export Co., LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86 13910575315

    Address:hebei

       Inquiry Now

  • New production CAS 797-63-7 with best quality

  • Casno:

    797-63-7

    New production CAS 797-63-7 with best quality

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 139.0-210.0

    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

  • high quality 797-63-7  Levonorgestrel  with best price

  • Casno:

    797-63-7

    high quality 797-63-7 Levonorgestrel with best price

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0

    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 Langyou International Trading Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+8618874586545

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

       Inquiry Now

  • Factory Supply Levonorgestrel

  • Casno:

    797-63-7

    Factory Supply Levonorgestrel

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    1.Prompt Goods; 2.Flexible payment terms; 3.Documents & Certificate support. Name: Levonorgestrel Molecular Structure: Formula: C21H28O2 Molecular Weight : 312.45 Synonyms: 13-ethyl-17-alpha-ethynyl-17-beta-hydroxy-4-gonen-3-one;13-ethyl-

    Hubei Hanways Pharmchem Co.,Limited is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. Now we

  •  HANWAYS CHEMPHARM CO.,LIMITED

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-18502787239(whatsapp)

    Address:18-1-802, Green Garden, Jianghan District, Wuhan 430023, China

       Inquiry Now

  • Levonorgestrel 797-63-7

  • Casno:

    797-63-7

    Levonorgestrel 797-63-7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    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

  • Levonorgestrel  99%

  • Casno:

    797-63-7

    Levonorgestrel 99%

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 85.0-98.0

    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 prese

    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

  • Levonorgestrel CAS:797-63-7

  • Casno:

    797-63-7

    Levonorgestrel CAS:797-63-7

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Levonorgestrel CAS:797-63-7 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 intermediate

    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

  • Levonorgestrel/ LIDE PHARMA- Factory supply / Best price

  • Casno:

    797-63-7

    Levonorgestrel/ 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

  • Top Quality Levonorgestrel bulk supply

  • Casno:

    797-63-7

    Top Quality Levonorgestrel bulk supply

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0

    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

  • Levonorgestrel

  • Casno:

    797-63-7

    Levonorgestrel

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    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

  • Levonorgestrel

  • Casno:

    797-63-7

    Levonorgestrel

    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

  • Hgh Quality Progestogen Levonorgestrel,D-Norgestrel 98% Powder 797-63-7

  • Casno:

    797-63-7

    Hgh Quality Progestogen Levonorgestrel,D-Norgestrel 98% Powder 797-63-7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 120.0-120.0

    Wuhan Senwayer century chemical Co..Ltd located in the predominant Wuhan City where is a traffic hinge of China, specialize in producing and developing pharmaceutical & its intermediates, Pesticide Intermediate, food additive, Plant extracts,and

    Wuhan senwayer century chemical Co.,Ltd located in the predominant WuHan City where is a traffic hinge of China,specilize in producing and developing pharmaceutical & its intermedi

  •  Wuhan Senwayer Century Chemical Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+862759707018

    Address:武昌区松竹路与烟霞路交叉处

       Inquiry Now

  • Levonorgestrel 797-63-7

  • Casno:

    797-63-7

    Levonorgestrel 797-63-7

    Min.Order: 5 Gram

    FOB Price:  USD $ 0.0-0.0

    Our company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-

    Taizhou Crene Biotechnology Co., Ltd.is a leading supplier of active pharmaceutical ingredients (APIs), with GLP labs and GMP manufacturing facilities engaging in organic synthesis

  •  Taizhou Crene Biotechnology co.ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-576-88813233 88205808

    Address:Economic Developed Zone of Taizhou Zhejiang China

       Inquiry Now

  • LEVO-NORGESTREL

  • Casno:

    797-63-7

    LEVO-NORGESTREL

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

    AFINE CHEMICALS LIMITED is specialized in the fine chemicals and pharmaceuticals and we have enjoyed great popularity in world markets. Since 2005, we have been rapidly growing to

  •  Afine Chemicals Limited

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-85134551

    Address:No. 206 Zhen Hua Road, Hangzhou 310030, Zhejiang, China

       Inquiry Now

  • Levonorgestrel  CAS 797-63-7

  • Casno:

    797-63-7

    Levonorgestrel CAS 797-63-7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 50.0-100.0

    Levonorgestrel CAS 797-63-7 Our advantage 1.Top quality: Using high quality material and establishing a strict quality control system,assigning specific persons in charge of each part of production,from raw material purchase to assembly. 2

    Hebei Miheng Trading Co.,Ltd is a professional manufacturer which integrate research and development, production and sales of chemical products in Hebei, China. Our company has bee

  •  Hebei Miheng Trading Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8615511060902

    Address:Handan city, Hebei province

       Inquiry Now

  • Levonorgestrel cas 797-63-7

  • Casno:

    797-63-7

    Levonorgestrel cas 797-63-7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 10.0-50.0

    Levonorgestrel cas 797-63-7 Purity: 99% Min Application: Intermediates Appearance: Powder Package: Bag Delivery: 3-5days Our Advantage & Service 1.Top quality: Using high quality material and establishing a strict quality control sys

    Hefei Zhaobo Technology Co.,Ltd is a professional manufacturer which integrate research and development, production and sales of chemical products in Hefei, China. Our former facto

  •  Hefei Zhaobo Technology Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8619322001456

    Address:No. 18, 1st Floor, Zhonglv Plaza, Intersection of Zhanqian Road and Tongling Road, Yaohai District, Hefei City, Anhui Province

       Inquiry Now

  • Pharmaceutical Chemical Raw CAS 797-63-7 Levonorgestrel

  • Casno:

    797-63-7

    Pharmaceutical Chemical Raw CAS 797-63-7 Levonorgestrel

    Min.Order: 100 Gram

    FOB Price:  USD $ 10.0-100.0

    1. We can provide customers with "one-stop"packaging service,from research,development,production,export and so on 2. Powerful R&D strength let our technology in a leading level,forever,in turn,to provide customers with better service .

    Our company, is a professional engaged in the production and management of pharmaceutical intermediates and chemical import and export trade companies. The company has a long-term

  •  Wuhan Xinhao Biotechnology Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:18302762349

    Address:912-1, Shanhe Building, Fruit Lake Street, Wuchang District

       Inquiry Now

  • Levonorgestrel

  • Casno:

    797-63-7

    Levonorgestrel

    Min.Order: 10 Gram

    FOB Price:  USD $ 100.0-100.0

    Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

    Hangyu Biotech is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and O

  •  Zibo Hangyu Biotechnology Development Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-15965530500

    Address:Room1701, Tianxing Building,Licheng district, jinan, Shandong, China

       Inquiry Now

  • Levonorgestrel

  • Casno:

    797-63-7

    Levonorgestrel

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0

    Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site

    TaiChem was established in 2015 and registered in China medical city - Taizhou, Jiangsu Province. The company has about 1800 square meters of class A plant facility. TaiChem focuse

  •  TaiChem Taizhou Limited

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-0523-86810091

    Address:Changjiang Dadao 18

       Inquiry Now

  • Levonogestrel

  • Casno:

    797-63-7

    Levonogestrel

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Time Efficiency, Cost Effectiveness, Better Possibilities! 1. Better Quality & Competetive Price. 2. Quick & Professional Quotation. 3. Over Three Decades of Experience in This Field. 4. Quick & Safe & Satisfact

    Sunmore Healthcare Co., LTD., is a professional solution provider to the Pharmaceutical and Healthcare Industry, headquartered in Central of China, catering to the raw materials ne

  •  Sunmore Healthcare Co., LTD.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:18273476892

    Address:2203, Xinglong International Plaza

       Inquiry Now

  • CAS 797-63-7 99% Levonorgestrel Powder

  • Casno:

    797-63-7

    CAS 797-63-7 99% Levonorgestrel Powder

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    CAS 797-63-7 99% Levonorgestrel Powder P roduct Name: Levonorgestrel CAS: 797-63-7 MF: C21H28O2 MW: 312.45 EINECS: 212-349-8 Melting point : 206°C Boiling point 392.36°C (rough estimate) density : 1.0697 (rough estimate) refracti

    Wuhan Vanz Pharm Inc. is a manufacturer&trading company.

  •  Hubei Vanz Pharm Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-27-84492310

    Address:FANHU INDUSTRY PARK

       Inquiry Now

  • Top Purity Levonorgestrel

  • Casno:

    797-63-7

    Top Purity Levonorgestrel

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

    Jiangsu Qianyu Molecular Technology Co., LTD. Jiangsu Qianyu Molecular Technology is a high-tech medical and health enterprise,located in a developed transportation city Xuzhou, Ch

  •  Jiangsu Qianyu Molecular Technology Co., LTD.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86 18652199763

    Address:No.2-812, Zhongyin Plaza,Yunlong District

       Inquiry Now

  • Levonorgestrel

  • Casno:

    797-63-7

    Levonorgestrel

    Min.Order: 1 Milligram

    FOB Price:  USD $ 0.0-0.0

    GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

  •  Xiamen Jenny Chemical Technology Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86

    Address:xiameng

       Inquiry Now

  • Lower Price Levonorgestrel

  • Casno:

    797-63-7

    Lower Price Levonorgestrel

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Product name: Levonorgestrel CAS No.: 797-63-7 Molecule Formula:C21H28O2 Molecule Weight:312,45 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard TESTI

    Siwei Development Group Ltd. is a reputed professional enterprise in China dedicated to the Amino Acids production and sales of fine chemical products.Over the years we have been m

  •  Siwei Development Group Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-571-82881840

    Address:Rm2-2-503 Zhongdingyuan, Xianghurenjia Wenyan Xiaoshan, Hangzhou China

       Inquiry Now

  • Levonorgestrel

  • Casno:

    797-63-7

    Levonorgestrel

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 2.0-2.0

    Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

    Welcome to Taizhou Zhenyu Biotech Co.,LTD , Sister Company of Ningbo Zhenlei Chemical co.,ltd ,is a rapid growing company , We are one of TOP supplier and manufactuer of Human APIs

  •  TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:13958565781

    Address:Room 623 Yulan Square Bussiness Building . Jiaojiang Taizhou Zhejiang 318000 China

       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 797-63-7

Consensus Reports

IARC Cancer Review: Animal Inadequate Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 6 ,1974,p. 201.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 21 ,1979,p. 479.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Human Inadequate Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 21 ,1979,p. 479.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210)

Specification

The Levonorgestrel, with the CAS registry number 797-63-7,is also known as D(-)-13beta-Ethyl-17alpha-ethynyl-17beta-hydroxygon-4-en-3-one. It belongs to the product categories of Pharmaceuticals;Steroid and Hormone. This chemical's molecular formula is C21H28O2 and molecular weight is 312.45.Its EINECS number is 212-349-8. What's more,Its systematic name is Levonorgestrel. It is a White Solid which is an emergency contraceptive. Levonorgestrel is safe, tolerated and effective in emergency contraception in woman.It is a synthetic progestational hormone with actions similar to those of  and Progesterone about twice as potent as its racemic or (+-)-isomer (NORGESTREL). It is used for contraception, control of menstrual disorders, and treatment of endometriosis.

Physical properties about Levonorgestrel are:
(1)ACD/LogP: 3.92; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.92; (4)ACD/LogD (pH 7.4): 3.92; (5)ACD/BCF (pH 5.5): 557.22; (6)ACD/BCF (pH 7.4): 557.22; (7)ACD/KOC (pH 5.5): 3215.19; (8)ACD/KOC (pH 7.4): 3215.18; (9)#H bond acceptors: 2; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 2; (12)Index of Refraction: 1.571; (13)Molar Refractivity: 90.18 cm3; (14)Molar Volume: 274.3 cm3; (15)Polarizability: 35.75×10-24 cm3; (16)Surface Tension: 48.3 dyne/cm; (17)Enthalpy of Vaporization: 82.99 kJ/mol; (18)Vapour Pressure: 2.32E-10 mmHg at 25°C; (19)Rotatable Bond Count: 2; (20)Tautomer Count: 8; (21)Exact Mass: 312.20893; (22)MonoIsotopic Mass: 312.20893; (23)Topological Polar Surface Area: 37.3; (24)Heavy Atom Count: 23; (25)Complexity: 609.

People can use the following data to convert to the molecule structure:
(1)SMILES:O=C4\C=C3/[C@@H]([C@H]2CC[C@]1([C@@H](CC[C@]1(C#C)O)[C@@H]2CC3)CC)CC4
(2) InChI:InChI=1/C21H28O2/c1-3-20-11-9-17-16-8-6-15(22)13-14(16)5-7-18(17)19(20)10-12-21(20,23)4-2/h2,13,16-19,23H,3,5-12H2,1H3/t16-,17+,18+,19-,20-,21-/m0/s1 
(3)InChIKey:WWYNJERNGUHSAO-XUDSTZEEBP

Safety information of Levonorgestrel:
When you are using this chemical, please be cautious about it as the following:
It is not only harmful by inhalation, in contact with skin and if swallowed, but also has limited evidence of a carcinogenic effect. So people should not breathe dust. If you want to contact this product, you must wear suitable protective clothing.

Uses of Levonorgestrel:
Levonorgestrel is used in monophasic and triphasic formulations of combined oral contraceptive pills at low doses. It is also used in emergency contraceptive pills (ECPs), both in a combined Yuzpe regimen which includes estrogen, and as a levonorgestrel-only method. This drug has many side effects, including nausea, vomiting, stomach pain, dizziness, breast tenderness, tiredness and weakness, headache, menstrual changes, and diarrhea. It is also a pregnancy hormone drug.