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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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  • H-Cys-OH

  • Casno:

    52-90-4

    H-Cys-OH

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    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

  •  Watson International Ltd

    United Kingdom  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+44 (0)2036089360-31

    Address:Chanceryhouse,Chancery Lan

       Inquiry Now

  • Hot sale high quality l- cystine China

  • Casno:

    52-90-4

    Hot sale high quality l- cystine China

    Min.Order: 25 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    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

  •  GN chemicals co.,ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:0086 311 85902108 / 85902109

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

       Inquiry Now

  • L-Cysteine

  • Casno:

    52-90-4

    L-Cysteine

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    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

  •  SHINING HEALTH GROUP LIMITED

    China (Mainland)  |  Contact Details

    Business Type:Other

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

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

       Inquiry Now

  • L-cysteine

  • Casno:

    52-90-4

    L-cysteine

    Min.Order: 2 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Coreychem focus on high complex new type intermediates and fine chemical custom synthesis,scale-up production and rare chemicals trade.Product category including Intermediates&API,Catalyst and Electronic Chemicals.Covering 811 square meters R&D cente

    Henan CoreyChem Co., Ltd, based on the original Zhengzhou Cote Chemical Research Institute, be brave in absorbing highly educated talents & overseas returnees; actively responded t

  •  Career Henan Chemical Co

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-371-86658258

    Address:Building 3 of Innovation Park, East District of the National University Science Park

       Inquiry Now

  • Best seller of Cysteine CAS NO.52-90-4

  • Casno:

    52-90-4

    Best seller of Cysteine CAS NO.52-90-4

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Price, Service, Company and Transport Advantage: 1. Best service, high quality and reasonable price 2. It's customers' right to choose the package (EMS, DHL, FedEx, UPS); 3. It's customers' right to choose the packing

    Jilin Tiandicheng Imp & Exp Trading Co., Ltd. mainly supply and export products including: pharmaceutical raw materials,API,Chemical reagents, Food additives, pharmaceutical and pe

  •  Jilin Tiandicheng Imp & Exp Trading Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-431-81914885

    Address:jinlin

       Inquiry Now

  • L-Cysteine

  • Casno:

    52-90-4

    L-Cysteine

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    moderate price & quick delivery. Appearance:white crystalline powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum;200kg/drum as per your request Application:L-Cysteine is a non-essential amino aci

    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

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