Basic

CAS No.	18598-63-5
Product Name	L-Cysteine methyl ester hydrochloride
Synonyms	H-Cys-OMe.HCl; Methyl cysteine hydrochloride; Visclair; methyl cysteinate hydrochloride (1:1); (2R)-1-methoxy-1-oxo-3-sulfanylpropan-2-aminium chloride; (2S)-1-methoxy-1-oxo-3-sulfanylpropan-2-aminium chloride; H-Cys-OMe・HCl
Molecular Formula	C4H10ClNO2S
Molecular Weight	171.6457

Physical property

Melting point	143-144℃ (dec.)
Boiling point	197.2°C at 760 mmHg
Flash point	73.1°C

Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety Description	S26:; S37/39:;