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52-90-4

Basic Information
CAS No.: 52-90-4
Name: L-Cysteine
Molecular Structure:
Molecular Structure of 52-90-4 (L-Cysteine)
Formula: C3H7NO2S
Molecular Weight: 121.17
Synonyms: L-Cysteine Free Base;2-Amino-3-mercapto-, (R)-;L-Cysteine (JAN);L-Cysteine Base/Hcl (mono/anhyd);(2R)-2-amino-3-mercaptopropanoic acid;Valine,3-mercapto-;alpha-Amino-beta-mercaptopropionic acid, L-;alpha-Amino-beta-thiolpropionic acid, L-;L-2-Amino-3-mercaptopropanoic acid;(2R)-2-amino-3-sulfanyl-propanoic acid;Half-cystine;L-2-Amino-3-mercaptopropionic acid;L-Cysteine Base;(+)-2-Amino-3-mercaptopropionic acid;H-Cys-OH;
EINECS: 200-158-2
Density: 1.334 g/cm3
Melting Point: 220 °C
Boiling Point: 293.9 °C at 760 mmHg
Flash Point: 131.5°C
Solubility: 280 g/L (25°C) in water
Appearance: white crystalline powder
Hazard Symbols: IrritantXi,HarmfulXn
Risk Codes: 36/37/38-20/21/22
Safety: 36/37/39-26
Transport Information:
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     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:17081281057

    Address:qiaodongqu

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  • High quality and low price L-Cysteine base

  • Casno:

    52-90-4

    High quality and low price L-Cysteine base

    Min.Order: 1 Metric Ton

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    As a leading manufacturer and supplier of chemicals in China, Globalchampionship chem not only supply popular chemicals, but also Globalchampionship chem’s R&D center offer custom synthesis according to the contract research and developme

    Founded in 1998, Global Championship Chemicals Co,. ltd is a privately held chemical industry group company. With a strong focus on the development of high purity, high performanc

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    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:021-50610332

    Address:ROOM 712 NO.619 HUIMINROAD YANGPU DISTRICT

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  • L-Cysteine

  • Casno:

    52-90-4

    L-Cysteine

    Min.Order: 1 Gram

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    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 manag

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     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-838-2274206

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

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  • Casno:

    52-90-4

    MSDS/COA Download

    L-Cysteine

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    About our company: So far, Crovell has business in more than 35 countries,most big customers come from europe and America, because among the suppliers in china,Crovell can always make the product quality best, some of the products from Crovell c

    Thanks for your considering of Crovell Biotech (Hebei) Co., Ltd. Crovell is a fast growing intermediates company,Which located in Shijiazhuang,Hebei Province. Crovell is speciali

  •  Crovell Biotech (Hebei) Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86-0311-66562153

    Address:No.66 Yuhua West Road,Qiaoxi District,Shijiazhuang,China

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    52-90-4

    H-Cys-OH

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    Watson International Ltd' has a very strong R&D and technical capacity supported by FCAD's platform. The subsidiaries under FCAD Group have accumulated much know-how of different fine chemical branches. For example, Apnoke Scientific L

    Watson International Ltd is the business department of FCAD Group. FCAD helps clients from different fields to develop their required fine chemicals or formulations. From pharmaceu

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    United Kingdom  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+44 (0)2036089360-31

    Address:Chanceryhouse,Chancery Lan

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  • L-Cysteine

  • Casno:

    52-90-4

    L-Cysteine

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    1.We have a very good service attitude 2.The quality of our products is very reliable 3.We have our own raw material factory 4.Our delivery speed is also very fast 5.Do our best to meet the needs of our customers Appearance:crystalline powd

      SHINING HEALTH GROUP LIMITED. is one of the leading manufacturer and exporter for Active Pharmaceutical Materials,Veternaries,food and feed additives Our ex

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    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:0086-13373315006; USA:563-513-3839

    Address:No.121TANGU EAST STREET,SHIJIAZHAUNG,CHINA

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  • L-Cysteine China factory

  • Casno:

    52-90-4

    L-Cysteine China factory

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    1) We are the sales represntative of the factory who produce this products . . 2) we are dealing in this field for more than ten years . we have experience to handle this 3) we have a Laboratory which is FDA approved can test the mat

    GN Chemicals Co., Ltd. is a fast growing pharmaceutical raw materials company in China. We are bulk drugs researcher, supplier, distributor & exporter. We specialize in Vitamin ser

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     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86 311 85902108 / 85902109

    Address:room 1001-1005 ,high-tech building ,No 136 huanghe Road ,shijiazhuang ,China

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