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L-Cysteine,N-(2-mercapto-2-methyl-1-oxopropyl)- cas no:65002-17-7

Synonyms: Bucillamine;DE 019;N-(2-Mercapto-2-methylpropanoyl)-L-cysteine;N-(2-Mercapto-2-methylpropionyl)-L-cysteine;N-(2-Mercaptoisobutyryl)cysteine;Rimatil;SA 96;Thiobutarit;Tiobutarit;

Identification
NameL-Cysteine,N-(2-mercapto-2-methyl-1-oxopropyl)-
CAS65002-17-7
SynonymsBucillamine;DE 019;N-(2-Mercapto-2-methylpropanoyl)-L-cysteine;N-(2-Mercapto-2-methylpropionyl)-L-cysteine;N-(2-Mercaptoisobutyryl)cysteine;Rimatil;SA 96;Thiobutarit;Tiobutarit;
Molecular FormulaC7H13NO3S2
Molecular Weight223.31
Chemical Properties
refractive index1.552
storage tempHygroscopic, -20?C Freezer, Under Inert Atmosphere
Safety Data

Safety

Poison by intraperitoneal and intravenous routes. Moderately toxic by ingestion and subcutaneous routes. An experimental teratogen. Experimental reproductive effects. When heated to decomposition it emits toxic fumes of SOx and NOx. An anti-rheumatic agent. See also l-CYSTEINE and MERCAPTANS.


Toxicity
1.    

orl-rat LD50:3900 mg/kg

    IYKEDH    Iyakuhin Kenkyu. Study of Medical Supplies. 14 (1983),346.
2.    

ipr-rat LD50:353 mg/kg

    IYKEDH    Iyakuhin Kenkyu. Study of Medical Supplies. 14 (1983),346.
3.    

scu-rat LD50:1021 mg/kg

    IYKEDH    Iyakuhin Kenkyu. Study of Medical Supplies. 14 (1983),346.
4.    

ivn-rat LD50:1006 mg/kg

    IYKEDH    Iyakuhin Kenkyu. Study of Medical Supplies. 14 (1983),346.
5.    

orl-mus LD50:4500 mg/kg

    IYKEDH    Iyakuhin Kenkyu. Study of Medical Supplies. 14 (1983),346.
6.    

ipr-mus LD50:420 mg/kg

    IYKEDH    Iyakuhin Kenkyu. Study of Medical Supplies. 14 (1983),346.
7.    

scu-mus LD50:1090 mg/kg

    IYKEDH    Iyakuhin Kenkyu. Study of Medical Supplies. 14 (1983),346.
8.    

ivn-mus LD50:1100 mg/kg

    IYKEDH    Iyakuhin Kenkyu. Study of Medical Supplies. 14 (1983),346.
9.    

ivn-dog LDLo:200 mg/kg

    OYYAA2    Oyo Yakuri. Pharmacometrics. 29 (1985),429.

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