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L-Cysteine hydrochloride anhydrous cas no:52-89-1

Synonyms: (R)-Cysteine hydrochloride;Cysteine monohydrochloride;3-Mercaptoalanine hydrochloride;Cysteine chlorohydrate;(2R)-2-amino-3-sulfanyl-propanoic acid hydrochloride;Cysteine, L-, monohydrochloride;L-(+ )-Cysteine hydrochloride;L-Cysteine HCl Anhydrous;L-Cysteine HCl Anhy;(R)-Cysteine-hydrochloride;L-(+)-Cysteine hydrochloride;L-2-Amino-3-mercaptopropanoic acid monohydrochloride;H-Cys-OH.HCl;L- Cysteine Hydrochloride Anhydrous;L-Cysteine hydrochloride monohydrate;L-Cysteine HCL anhydrouse;L-Cysteine hydrochloride anhydrous;(R)-2-Amino-3-mercaptopropanoic acid hydrochloride;

Identification
NameL-Cysteine hydrochloride anhydrous
CAS52-89-1
Synonyms(R)-Cysteine hydrochloride;Cysteine monohydrochloride;3-Mercaptoalanine hydrochloride;Cysteine chlorohydrate;(2R)-2-amino-3-sulfanyl-propanoic acid hydrochloride;Cysteine, L-, monohydrochloride;L-(+ )-Cysteine hydrochloride;L-Cysteine HCl Anhydrous;L-Cysteine HCl Anhy;(R)-Cysteine-hydrochloride;L-(+)-Cysteine hydrochloride;L-2-Amino-3-mercaptopropanoic acid monohydrochloride;H-Cys-OH.HCl;L- Cysteine Hydrochloride Anhydrous;L-Cysteine hydrochloride monohydrate;L-Cysteine HCL anhydrouse;L-Cysteine hydrochloride anhydrous;(R)-2-Amino-3-mercaptopropanoic acid hydrochloride;
EINECS(EC#)200-157-7
Molecular FormulaC3H8ClNO2S
Molecular Weight157.61
Chemical Properties
Appearancewhite solid
alpha5.5 o (C=8, 6 N HCL)
storage tempStore at RT.
Sensitive Hygroscopic
Safety Data

Hazard Xi:Irritant
Risk R36/37/38
Safety

Moderately toxic by intraperitoneal, intravenous, and possibly other routes. Mutation data reported. When heated to decomposition it emits very toxic fumes of NOx, SOx, and Cl?.
Safety Information of?L-Cysteine hydrochloride (CAS NO.52-89-1)
Hazard Codes:?Xi
Risk Statements: 36/37/38?
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36?
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S36: Wear suitable protective clothing.
WGK Germany: 2?
RTECS: HA2275000
F: 3-10-23
?


HS Code 29309013

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1250mg/kg (1250mg/kg) ? National Technical Information Service. Vol. AD691-490,
mouse LD50 intravenous 771mg/kg (771mg/kg) ? Japanese Journal of Antibiotics. Vol. 38, Pg. 137, 1985.
mouse LD50 unreported 3gm/kg (3000mg/kg) ? British Journal of Cancer. Vol. 6, Pg. 160, 1952.

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