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- Details for L- Cysteine
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L- Cysteine
Category : Intermediates/Pharmaceutical intermediates
CAS NO : 52-90-4 EC NO : 200-158-2 MF : C3H7NO2S MW : 121.15 Product description : 【Name】 L-Cysteine 【CAS Registry number】 52-90-4 【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(EC#)】 200-158-2 【Molecular Formula】 C3H7NO2S (Products with the same molecular formula) 【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 【InChIKey】 XUJNEKJLAYXESH-UHFFFAOYSA-N 【Canonical SMILES】 C(C(C(=O)O)N)S 【Isomers smiles】 C([C@@H](C(=O)O)N)S 【MOL File】 52-90-4.mol Chemical and Physical Properties 【Appearance】 White crystalline powder 【Density】 1.334 g/cm3 【Melting Point】 220℃ 【Boiling Point】 293.9 °C at 760 mmHg 【Refractive Index】 8.8 ° (C=8, 1mol/L HCl) 【Flash Point】 131.5°C 【Alpha】 8.75 o (C=12, 2N HCL) 【Water】 280 g/L (25℃) 【Solubilities】 280 g/L (25°C) in water 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 Structure : 
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