*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : MF3675535 CHEMICAL NAME : Guanidine, (2-mercaptoethyl)-, monohydrochloride CAS REGISTRY NUMBER : 19767-44-3 LAST UPDATED : 198709 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C3-H9-N3-S.Cl-H MOLECULAR WEIGHT : 155.67 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 2-Mercaptoethylguanidine hydrochloride * (2-Mercaptoethyl)guanidine monohydrochloride *** 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 : 450 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : RAREAE Radiation Research. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1954- Volume(issue)/page/year: 7,22,1957 *** END OF RECORD ***