| Identification | |
| Name: | L(+)-Cysteine |
| Synonyms: | Cysteine,L- (8CI);(R)-2-Amino-3-mercaptopropanoic acid;(R)-Cysteine;2-Amino-3-mercaptopropionic acid;Cystein;Cysteine;L-(+)-Cysteine;L-Alanine, 3-mercapto-;L-Cys;NSC 8746;Propanoic acid, 2-amino-3-mercapto-,(R)-;Thioserine;b-Mercaptoalanine;L-Cysteine;(+)-2-Amino-3-mercaptopropionic acid;2-Amino-3-mercaptopropanoic acid;L-beta-mercaptoalanine;L-CYSTEINE FREE BASE CRYSTALLINE;(S)-(-)-Cysteine;L-Cysteine Base |
| CAS: | 52-90-4;4371-52-2 |
| EINECS: | 200-158-2 |
| Molecular Formula: | C3H7NO2S |
| Molecular Weight: | 121.15 |
| InChI: | InChI=1/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1 |
| Molecular Structure: |  |
| Properties | |
| Density: | 1.334 g/cm3 |
| Solubility: | Freely sol in alcohol, acetic acid, ammonia water; insol in ether, acetone, ethyl acetate, benzene, carbon disulfide, carbon tetrachloride Solubility (per g/100 g H2O): 28 g/100 ml of soln at 25 deg C; 16 g/100 ml of soln at 20 deg C |
| Appearance: | white crystalline powder |
| Color: | Colorless crystals White crystals |
| Safety Data | |
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