*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TH1000000 CHEMICAL NAME : Phosphorous acid, tri-m-cresyl ester CAS REGISTRY NUMBER : 620-38-2 LAST UPDATED : 199709 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C21-H21-O6-P MOLECULAR WEIGHT : 400.39 WISWESSER LINE NOTATION : QR C1OPO1R CQ&O1R CQ SYNONYMS/TRADE NAMES : * Phosphorous acid, tris(3-methylphenyl) ester * m-Tolyl phosphite ((C7H7O)3P) * Tri-m-cresol phosphite * Trimetacresyl phosphite * Tris(m-methylphenyl) phosphite * Tris(m-tolyl) phosphite * Tri-m-tolyl phosphite *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 3 gm/kg TOXIC EFFECTS : Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Behavioral - tremor Behavioral - muscle weakness REFERENCE : JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 49,78,1933 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Mammal - cat DOSE/DURATION : 700 mg/kg TOXIC EFFECTS : Behavioral - ataxia REFERENCE : JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 49,78,1933 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - chicken DOSE/DURATION : 2 gm/kg TOXIC EFFECTS : Behavioral - tremor REFERENCE : JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 49,78,1933 *** END OF RECORD ***