(R)-2-Amino-3-(methylthio)propanoic acid

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Names

[ CAS No. ]:
7728-98-5

[ Name ]:
(R)-2-Amino-3-(methylthio)propanoic acid

[Synonym ]:
S-methylcysteine

Chemical & Physical Properties

[ Density]:
1.26g/cm3

[ Boiling Point ]:
300.3ºC at 760 mmHg

[ Molecular Formula ]:
C₄H₉NO₂S

[ Molecular Weight ]:
135.18500

[ Flash Point ]:
135.4ºC

[ Exact Mass ]:
135.03500

[ PSA ]:
88.62000

[ LogP ]:
0.46160

[ Index of Refraction ]:
1.539

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AY7175000

CHEMICAL NAME :: Alanine, 3-(methylthio)-, L-

CAS REGISTRY NUMBER :: 7728-98-5

LAST UPDATED :: 199406

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C4-H9-N-O2-S

MOLECULAR WEIGHT :: 135.20

WISWESSER LINE NOTATION :: QVYZ1S1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 35 gm/kg/13D-C

TOXIC EFFECTS :: Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight

REFERENCE :: JONUAI Journal of Nutrition. (Subscription Dept., 9650 Rockville Pike, Bethesda, MD 20014) V.1- 1928- Volume(issue)/page/year: 106,1714,1976

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 34 gm/kg/20D-C

TOXIC EFFECTS :: Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight Endocrine - changes in spleen weight

REFERENCE :: JONUAI Journal of Nutrition. (Subscription Dept., 9650 Rockville Pike, Bethesda, MD 20014) V.1- 1928- Volume(issue)/page/year: 106,1714,1976

Related Compounds

(R)-2-amino-3-(trifluoromethylthio)propanoic acid
(R)-2-Amino-3-(diethylamino)propanoic acid
(R)-2-AMINO-3-(2-CARBAMOYLPHENYL)PROPANOIC ACID
(R)-2-AMINO-3-(4-CARBAMOYLPHENYL)PROPANOIC ACID
(R)-2-amino-3-(3-bromophenyl)propanoic acid Hydrochloride
(R)-2-AMINO-3-(2-METHOXYPHENYL)PROPANOIC ACID