L-Cysteine
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| Post Date: | Apr 09,2018 |
| Expiry Date: | Apr 09,2019 |
| Detailed Description: |
Cas No. :52-90-4
Specs:White crystalline powder Price:1 USD Metric Tons Payment Method: Western Union,Moneygram,banktransfer,bitcoin L-Cysteine Product Name: L-Cysteine Synonyms:(R)-2-Amino-3-mercaptopropanoic acid;3-mercapto-l-alanin;alpha-amino-beta-mercaptopropionicacid;alpha-Amino-beta-thiolpropionic acid;alpha-amino-beta-thiolpropionicacid;Cystein;half-cysteine;L-Alanine, 3-mercapto- CAS: 52-90-4 EINECS:200-158-2 MF: C3H7NO2S MW: 121.16 Mol File: 52-90-4.mol mp：220 °C (dec.)(lit.) alpha：8.75 º (c=12, 2N HCl) refractive index：8.8 ° (C=8, 1mol/L HCl) storage temp.：Store at RT. solubility：H2O: 25 mg/mL Water Solubility：280 g/L (25 ºC) Stability: Stability Stable, but may be air sensitive. Incompatible with oxidizing agents, bases. Appearance: white crystalline powder. Soluble in dilute mineral acids and alkaline solutions, soluble in water, insoluble in ethanol, insoluble in ether and chloroform. Packing: as your demand. |
| CAS Registry Number: | 52-90-4 |
| Synonyms: | ;Cysteine, L-;L-(+)-Cysteine;L-Alanine, 3-mercapto-;L-Cys;NSC 8746;L-Cysteine;(+)-2-Amino-3-mercaptopropionic acid;L-beta-mercaptoalanine;L-Cysteine Free Base Crystalline;(S)-(-)-Cysteine;L-Cysteine Base;H-Cys-OH; |
| Molecular Formula: | C3H7NO2S |
| Molecular Weight: | 121.15 |
| Molecular Structure: | 
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| Hazard Symbols: |  Xn:Harmful; |
| Risk Codes: | R22:; R36/37/38:; |
| Safety Description: | S26:; S37/39:; |
| Company: | Zhuzhou Yuancheng Hezhong Technology Development Co., Ltd. [ China ] |
| Contact: | Cassie Lee |
| Tel: | +8618188938020 |
| Fax: | |
| Email: | sales20@chembj.com |
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