Identification | ||
Name | L-Cysteine | |
Synonyms | (+)-2-Amino-3-mercaptopropionic acid; L-beta-Mercaptoalanine; CySH | |
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Molecular Structure |
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Molecular Formula | C3H7NO2S | |
Molecular Weight | 121.15 | |
CAS Registry Number | 52-90-4 | |
EINECS | 200-158-2 | |
FEMA | 3263 | |
Properties | ||
Melting point | 220 ºC | |
alpha | 8.75 º (c=12, 2N HCl) | |
Water solubility | 280 g/L (25 ºC) |