Welcome to LookChem.com Sign In|Join Free
  • or
Home > Pharmaceutical > 632 > 

632-20-2

Basic Information
CAS No.: 632-20-2
Name: D-Threonine
Article Data: 106
Molecular Structure:
Molecular Structure of 632-20-2 (D-Threonine)
Formula: C4H9NO3
Molecular Weight: 119.12
Synonyms: (R)-Threonine;Threonine, D-;
EINECS: 211-171-8
Density: 1.307 g/cm3
Melting Point: 274 °C
Boiling Point: 345.8 °C at 760 mmHg
Flash Point: 162.9 °C
Solubility: soluble in water
Appearance: white crystalline powder or crystals
Hazard Symbols: IrritantXi
Risk Codes: 36/37/38
Safety: 24/25-37/39-26
PSA: 83.55000
LogP: -0.52060
Synthetic route
134936-33-7, 137787-32-7, 137787-33-8

(2R,3R)-2-Benzyloxycarbonylamino-4,4,4-trichloro-3-hydroxy-butyric acid

632-20-2

D-Threonine

Conditions
ConditionsYield
With hydrogen; palladium dihydroxide In methanol under 760 Torr; for 3h;100%

tert-butyl (2R,3S)-2-[N-(tert-butoxycarbonyl)amino]-3-(trichloroacetoxy)butanoate

632-20-2

D-Threonine

Conditions
ConditionsYield
With hydrogenchloride; water at 90℃; for 24h;98%
75-07-0

acetaldehyde

(R)-AFCMT-(GlyGly)Cu(II)

(R)-AFCMT-(GlyGly)Cu(II)

A

632-20-2

D-Threonine

B

24830-94-2

D-allo-threonine

Conditions
ConditionsYield
With sodium methylate at 25℃; for 4h; Yields of byproduct given;A 96%
B n/a
With sodium methylate at 25℃; for 1h; Yield given;A 93%
B n/a
Conditions
ConditionsYield
With 3400 U whole cells In aq. phosphate buffer at 37℃; for 5h; pH=7; Enzymatic reaction;90.7%
With L-threonine dehydratase Resolution of racemate; Enzymatic reaction;n/a
197302-88-8

N-acetyl-D-threonine

632-20-2

D-Threonine

Conditions
ConditionsYield
With hydrogenchloride In methanol85%
With Agrobacterium tumefaciens C58 recombinant Atu3266 protein; water at 30℃; for 15h; pH=7.6; Enzymatic reaction;
205534-30-1

Acetic acid (1S,2R)-2-acetylamino-1-methyl-2-((S)-1-phenyl-ethylcarbamoyl)-ethyl ester

632-20-2

D-Threonine

Conditions
ConditionsYield
With hydrogenchloride In methanol for 25h; Heating;74%
7505-36-4

N-formyl-O-methyl-Ds-threonine

632-20-2

D-Threonine

Conditions
ConditionsYield
With hydrogen bromide
153893-46-0

N-chloroacetyl-L-threonine

632-20-2

D-Threonine

Conditions
ConditionsYield
Hydrolysis.mit Hilfe eines Enzym-Praeparats aus Nieren und Kochen des unveraendert zurueckbleibenden N-Chloracetyl-Ds-threonins mit 2n-HCl;
43188-50-7

N-(toluene-4-sulfonyl)-DS-threonine

632-20-2

D-Threonine

Conditions
ConditionsYield
With hydrogenchloride
906324-06-9

N-benzoyl-Ds-threonine

632-20-2

D-Threonine

Conditions
ConditionsYield
With hydrogenchloride
  • Display:default sort

    New supplier

  • D-Threonine

  • Casno:

    632-20-2

    D-Threonine

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    The area of Chengdu Baishixing is 35,000 square metre , the staff members are 88, our output value is over 120 millions per year. Baishiying cooporates with Life Science Academy of Wuhan University to develop amino acids series products.We have pro

    Chengdu Baishixing Science and Technology Industry Co., Ltd. was established in 2003 and is a high-tech enterprise that integrates research and development, production, and sales o

  •  Chengdu Baishixing Science and Technology Industry Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-28-88531548

    Address:#217,North of Industry Road,Heshan Town,Pujiang County,Chengdu,Sichuan,China.

       Inquiry Now

  • D-Threonine Manufacturer/High quality/Best price/In stock

  • Casno:

    632-20-2

    D-Threonine Manufacturer/High quality/Best price/In stock

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 3.0-3.0

    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 quantities

    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

  • High quality D-Threonine supplier in China

  • Casno:

    632-20-2

    High quality D-Threonine supplier in China

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

    Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional

  •  Simagchem Corporation

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-592-2680277

    Address:21/F Hualong Office Building,No.6 Hubin East Road, Xiamen,China

       Inquiry Now

  • Factory supply D-Threonine Cas 632-20-2 with high quality and best price

  • Casno:

    632-20-2

    Factory supply D-Threonine Cas 632-20-2 with high quality and best price

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Unique advantages Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White crystalline powder Storage:Cool dry place Package:1kg/foill bag;25kg/drum Applic

    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

  • D-Threonine from China

  • Casno:

    632-20-2

    MSDS/COA Download

    D-Threonine from China

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    D-Threonine CAS No.: 632-20-2 H.S. Code: 2922491090 Synonyms:D-Threonine;(2R,3S)-2-Amino-3-hydroxybutyric acid;D-α-Amino-β-hydroxybutyric acid Molecular Formula: C4H9NO3 Molecular Weight: 119.12 Description: L-threonine is a

    Founded in 2008, East Chemsources Limited is a professional manufacturer of supplier in food and beverage, pharmaceuticals, cosmetics and other industries. pharmaceutical field in

  •  EAST CHEMSOURCES LIMITED

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-532-81906761

    Address:No.1581-12,Jinshui Road, Licang, Qingdao,China

       Inquiry Now

  • Factory Supply D-Threonine

  • Casno:

    632-20-2

    Factory Supply D-Threonine

    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

  • Factory Price API 99% D-Threonine 632-20-2 GMP Manufacturer

  • Casno:

    632-20-2

    Factory Price API 99% D-Threonine 632-20-2 GMP Manufacturer

    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

  • D-Threonine

  • Casno:

    632-20-2

    D-Threonine

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Sichuan Tongsheng is the most strongest manufacturer and exporter of amino acids and their derivatives in China, we guarantee high quality, competive price and reliable service. We fully compliance with ISO9001:2008, production and quality manageme

    Our company is located in Deyang, a typical city of Sichuan - with beautiful scenery and mild climate. It occupies a total area of 16,000 square meters. We are a specialized manufa

  •  SICHUAN TONGSHENG AMINOACID CO.LTD

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-838-2274206/2850606

    Address:Room 1-11-1,No.19 of North TianShan Road,Deyang,Sichuan China

       Inquiry Now

  • D-Threonine

  • Casno:

    632-20-2

    D-Threonine

    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

  • 632-20-2 	D-Threonine

  • Casno:

    632-20-2

    632-20-2 D-Threonine

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 500.0-500.0

    Product Name: D-Threonine Synonyms: D-ALPHA-AMINO-BETA-HYDROXYBUTYRIC ACID;D-2-AMINO-3-HYDROXYBUTANOIC ACID;D-2-AMINO-3-HYDROXYBUTYRIC ACID;H-D-THR-OH;D-Threonine,(2R,3S)-2-Amino-3-hydroxybutyric acid, D-α-Amino-β-hydroxybutyric acid;(2

    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

  • D-Threonine CAS 632-20-2

  • Casno:

    632-20-2

    D-Threonine CAS 632-20-2

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 5.0-10.0

    Our advantages: 1. High quality and competitive price: 1) Standard: BP/USP/EP/ enterprise standard 2) All purity ≥99% 3) We are manufacturers and can provide high quality products at factory prices. 2. Fast and safe delivery 1) The package c

    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

  • Factory direct supply CAS 632-20-2 with best quality

  • Casno:

    632-20-2

    Factory direct supply CAS 632-20-2 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

  • Hot Sell Factory Supply Raw Material CAS 632-20-2 D-Threonine

  • Casno:

    632-20-2

    Hot Sell Factory Supply Raw Material CAS 632-20-2 D-Threonine

    Min.Order: 10 Kilogram

    FOB Price:  USD $ 0.0-0.0

    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

  • D-Threonine 632-20-2

  • Casno:

    632-20-2

    MSDS/COA Download

    D-Threonine 632-20-2

    Min.Order: 5 Metric Ton

    FOB Price:  USD $ 1.0-2.0

    Product Product name D-Threonine Synonyms D-2-Amino-3-hydroxybutanoic acid CAS No. 632-20-2

    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

  • D-threonine   manufacturer/supplier

  • Casno:

    632-20-2

    D-threonine manufacturer/supplier

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    We can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need CMO

    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:+86-571-86982636

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

       Inquiry Now

  • D-Threonine 632-20-2

  • Casno:

    632-20-2

    D-Threonine 632-20-2

    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

  • D-Threonine   99%

  • Casno:

    632-20-2

    D-Threonine 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

  • D-Threonine/632-20-2/D-Threonine Manufacturer

  • Casno:

    632-20-2

    D-Threonine/632-20-2/D-Threonine Manufacturer

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0

    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 intermediates, steroids, pharmaceutical i

    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

  • CAS NO.:632-20-2

  • Casno:

    632-20-2

    CAS NO.:632-20-2

    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

  • D-Threonine

  • Casno:

    632-20-2

    D-Threonine

    Min.Order: 0 Metric Ton

    FOB Price:  USD $ 0.0-0.0

    Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

    Hangzhou Keying Chem Co., Ltd. Is a comprehensive enterprise, dedicated to the development, production and marketing of chemicals. As a technology innovative and service profession

  •  Hangzhou Keyingchem Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-85378921

    Address:Jintong international Building, No.113,Huayuangang Street, Gong shu District, Hangzhou,Zhejiang, China.

       Inquiry Now

  • D-THREONINE

  • Casno:

    632-20-2

    D-THREONINE

    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

  • D-Threonine

  • Casno:

    632-20-2

    D-Threonine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    J&H CHEM 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. J&H CHEM has some Manufacturing base in Jia

    J&H Chemical is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other

  •  Hangzhou J&H Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-87396432

    Address:No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China

       Inquiry Now

  • D-Threonine/High quality/Best price

  • Casno:

    632-20-2

    D-Threonine/High quality/Best price

    Min.Order: 1 Gram

    FOB Price:  USD $ 1.0-1.0

    Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

    Shanghai Massive Chemical Technology Co., Ltd. is engaged in development, production and marketing Specialty Chemicals to satisfy the changing needs of the chemical industry. We sp

  •  Shanghai Massive Chemical Technology Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86 21 34943721

    Address:Room 435, 4th floor, Building 9, No. 2568 Gudai Road,Minhang District, Shanghai,

       Inquiry Now

  • D-Threonine Manufacturer/High quality/Best price/In stock

  • Casno:

    632-20-2

    D-Threonine Manufacturer/High quality/Best price/In stock

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0

    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

  • D-Threonine

  • Casno:

    632-20-2

    D-Threonine

    Min.Order: 100 Gram

    FOB Price:  USD $ 100.0-2000.0

    We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

    SHANGHAI SYSTEAM BIOCHEM CO., LTD. is one of the professional suppliers in Chinese pharmaceutical market and is specialized in custom synthesis, chemical/pharmaceutical/ pesticides

  •  SHANGHAI SYSTEAM BIOCHEM CO., LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-021-58380978

    Address:Building 87,Lane 669, Dong Jing Road Shanghai,P.R.China

       Inquiry Now

  • D-Threonine

  • Casno:

    632-20-2

    D-Threonine

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Superior quality, moderate price & quick delivery. Appearance:white crystalline powder or crystals Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:100g/bottle,1kg/bottle,25kg/drum or as per your request Ap

    Hangzhou Yunuo Chemical Co., Ltd. is located in Hangzhou City, China We are specialized in fine chemicals and basic chemical auxiliary materials, Organic compounds, rubber

  •  HANGZHOU YUNUO CHEMICAL CO.,LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:0571-83715115

    Address:hangzhou

       Inquiry Now

  • D-(+)-Threonine

  • Casno:

    632-20-2

    D-(+)-Threonine

    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

  • D-Threonine

  • Casno:

    632-20-2

    D-Threonine

    Min.Order: 1 Gram

    FOB Price:  USD $ 66.0-66.0

    D-Threonine Chemical Properties Melting point 274 °C alpha 28 º (c=6, water) Boiling point 222.38°C (rough estimate) density 1.3126 (rough estimate) refractive index 28 ° (C=3, H2O) storage temp. Store at RT.

    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

  • High Quality D-Threonine

  • Casno:

    632-20-2

    High Quality D-Threonine

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Product name: D-Threonine CAS No.:632-20-2 Molecule Formula:C8H16N2O6 Molecule Weight:236.22 Purity: 99.0% Package: 25kg/drum Description: White crystalline powder Manufacture Standards:AJI/USP TESTING ITEMS

    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

  • D-(+)-Threonine

  • Casno:

    632-20-2

    D-(+)-Threonine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu

    Hangzhou Huarong Pharm Co., Ltd. established since 2009 , has been always focusing on supplying products and services to our clients in the field of small molecule drug. Huarong

  •  Hangzhou Huarong Pharm Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-571-86758373

    Address:Room1707, 7Th Floor, Xin Chuanmei Industry Building , No.58 of Xintang Road, Jianggan District, Hangzhou, China.

       Inquiry Now

  • D-α-Amino-β-hydroxybutyric acid, cas: 632-20-2 from Fandachem

  • Casno:

    632-20-2

    D-α-Amino-β-hydroxybutyric acid, cas: 632-20-2 from Fandachem

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Hangzhou Fandachem Co.,Ltd, a China-based chemical company, specialize in exporting D-α-Amino-β-hydroxybutyric acid,cas; 632-20-2, Please contact us by email freely. We are leading exporter in China. If you really need this

    Welcome to Hangzhou Fandachem Co.,Ltd (www.FandaChem.com) Hangzhou Fandachem Co.,Ltd (Fandachem),an experienced and professional China-based Fine Chemical supplier. We supply the

  •  Hangzhou Fandachem Co.,Ltd

    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86-571-28800458

    Address:Room 5010, No.9 YanAn Road,Hangzhou,Zhejiang,China

       Inquiry Now

  • D-Threonine

  • Casno:

    632-20-2

    D-Threonine

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Shandong Mopai Biotechnology 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 chemicals. W

    Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, s

  •  Shandong Mopai Biotechnology Co., LTD

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-15965530500

    Address:shandong

       Inquiry Now

  • D-Threonine AJI92 Amino acid made in china

  • Casno:

    632-20-2

    MSDS/COA Download

    D-Threonine AJI92 Amino acid made in china

    Min.Order: 5 Kilogram

    FOB Price:  USD $ 0.0-0.0

    AJI92 standard Appearance:White crystalline powder Storage:Room temperature Package:as required Application:used in medicine Transportation:by sea by air express Port:China main port

    Dawn Ray is a R&D and process improvement company,which is located in Hangzhou,Zhejiang province,China. We are dealing in muti-application of pharmaceuticals(APIS),antiobics,food a

  •  Hangzhou Dawn Ray Pharmaceutical Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-571-85335020

    Address:1018 Guangyin Building,No.42 E.Fengqi Road,Hangzhou,310012 China

       Inquiry Now

  • D-Threonine

  • Casno:

    632-20-2

    D-Threonine

    Min.Order: 100 Gram

    FOB Price:  USD $ 0.0-0.0

    Wuhu Nuovo Chemical Technology Co., Ltd. was established in August 2014, mainly engaged in the development, production and sales of ionic liquids, ribose, nucleosides, nucleotides and related chemicals; Products are mainly used in new energy, new ma

  •  Wuhu Nuowei Chemistry Technologies Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-0553-8233716

    Address:Xingduhui Block C,Huangshan East Road, Jinghu Zone

       Inquiry Now

  • D-Threonine Manufacturer/High quality/Best price/In stock

  • Casno:

    632-20-2

    D-Threonine Manufacturer/High quality/Best price/In stock

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Why choice me: √1, We guarantee deeply analyze and demonstrate, purity more than 99% √ 2, Factory outlet with priority price & large stock. √ 3, Special magic vacuum safe package & safe shipping wa

    Zibo Dorne chemical technology co., LTD. Is a comprehensive chemical enterprise integrating r&d, production and sales. It is a leading manufacturer and supplier of chemical product

  •  Zibo Dorne chemical technology co. LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-13583358881

    Address:No. 416, 4th floor, zhongguancun science and technology city, no. 1, west 6th road, zhangdian district

       Inquiry Now

  • SAGECHEM/D-Threonine

  • Casno:

    632-20-2

    SAGECHEM/D-Threonine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe

    SAGECHEM is a chemical R&D, manufacturing and distribution company since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and

  •  SAGECHEM LIMITED

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-86818502

    Address:5Fl. 501Room, Tower A, New Youth Plaza, 8 Jia Shan Road, Hangzhou, 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 632-20-2

Specification

The IUPAC name of D-Threonine is (2R,3S)-2-amino-3-hydroxybutanoic acid. With the CAS registry number 632-20-2, it is also named as (R)-Threonine. The product's categories are Amino Acids Series; Miscellaneous; Protected Amino Acid & Peptides; Threonine [Thr, T]; Amino Acids and Derivatives; alpha-Amino Acids; Amino Acids; Biochemistry; Amino Acids, and the other registry number is 6350-52-3. Besides, it is white crystalline powder or crystals, which should be stored in sealed containers in a cool, dry place away from oxidizing agents. In addition, its molecular formula is C4H9NO3 and molecular weight is 119.12.

The other characteristics of this product can be summarized as: (1)EINECS: 211-171-8; (2)ACD/LogP: -1.23; (3)# of Rule of 5 Violations: 0; (4)ACD/LogD (pH 5.5): -3.73; (5)ACD/LogD (pH 7.4): -3.73; (6)ACD/BCF (pH 5.5): 1; (7)ACD/BCF (pH 7.4): 1; (8)ACD/KOC (pH 5.5): 1; (9)ACD/KOC (pH 7.4): 1; (10)#H bond acceptors: 4; (11)#H bond donors: 4; (12)#Freely Rotating Bonds: 4; (13)Index of Refraction: 1.507; (14)Molar Refractivity: 27.13 cm3; (15)Molar Volume: 91.1 cm3; (16)Surface Tension: 60 dyne/cm; (17)Density: 1.307 g/cm3; (18)Flash Point: 162.9 °C; (19)Melting Point: 274 °C; (20)alpha: 28 °(c=6, water); (21)Enthalpy of Vaporization: 68.32 kJ/mol; (22)Boiling Point: 345.8 °C at 760 mmHg; (23)Vapour Pressure: 3.77E-06 mmHg at 25 °C.

Preparation and Uses of D-Threonine: frist of all, you can use DL-Threonine to react with Chloroacetyl chloride. After concentrated in vacuo, please extract it by the use of Acetone. At last, you would obtain this chemical by resolution with acylase. Additionally, this chemical is used for biochemical research.

When you are using this chemical, please be cautious about it as the following: it is irritating to eyes, respiratory system and skin. In case of contact with eyes, please rinse immediately with plenty of water and seek medical advice. And you should wear suitable gloves and eye/face protection to avoid contact with skin and eyes.

People can use the following data to convert to the molecule structure.
(1)SMILES: O=C(O)[C@H](N)[C@@H](O)C
(2)InChI: InChI=1/C4H9NO3/c1-2(6)3(5)4(7)8/h2-3,6H,5H2,1H3,(H,7,8)/t2-,3+/m0/s1
(3)InChIKey: AYFVYJQAPQTCCC-STHAYSLIBE

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 intraperitoneal 5361mg/kg (5361mg/kg) BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Archives of Biochemistry and Biophysics. Vol. 64, Pg. 319, 1956.