*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : MU1170000 CHEMICAL NAME : Hydantoin, 5,5-diphenyl-, and 5-ethyl-1-methyl-5-phenylbarbituric acid (1:2) LAST UPDATED : 198910 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C15-H12-N2-O2.2C13-H14-N2-O3 MOLECULAR WEIGHT : 744.87 COMPOUND DESCRIPTOR : Reproductive Effector Human SYNONYMS/TRADE NAMES : * Diphenylhydantoin and mephobarbital (2:1) * Diphenylhydantoin and methylphenobarbitone (1:2) * Mephobarbital and diphenylhydantoin (1:2) * Methylphenobarbitone and diphenylhydantoin (2:1) * Methylphenobarbitone and phenytoin (2:1) * Phenytoin and methylphenobarbitone (1:2) *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Human - woman DOSE : 1944 mg/kg SEX/DURATION : female 1-39 week(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) Reproductive - Specific Developmental Abnormalities - skin and skin appendages Reproductive - Specific Developmental Abnormalities - musculoskeletal system REFERENCE : JOPDAB Journal of Pediatrics. (C.V. Mosby Co., 11830 Westline Industrial Dr., St. Louis, MO 63141) V.1- 1932- Volume(issue)/page/year: 87,285,1975 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Human - woman DOSE : 1944 mg/kg SEX/DURATION : female 1-39 week(s) after conception TOXIC EFFECTS : Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain) Reproductive - Effects on Newborn - physical REFERENCE : JOPDAB Journal of Pediatrics. (C.V. Mosby Co., 11830 Westline Industrial Dr., St. Louis, MO 63141) V.1- 1932- Volume(issue)/page/year: 87,285,1975 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Human - woman DOSE : 3528 mg/kg SEX/DURATION : female 1-42 week(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - body wall Reproductive - Specific Developmental Abnormalities - urogenital system Reproductive - Effects on Newborn - other postnatal measures or effects REFERENCE : LANCAO Lancet. (7 Adam St., London WC2N 6AD, UK) V.1- 1823- Volume(issue)/page/year: 2,839,1972 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Human - woman DOSE : 3360 mg/kg SEX/DURATION : female 1-40 week(s) after conception TOXIC EFFECTS : Reproductive - Effects on Newborn - other postnatal measures or effects REFERENCE : LANCAO Lancet. (7 Adam St., London WC2N 6AD, UK) V.1- 1823- Volume(issue)/page/year: 2,839,1972 *** END OF RECORD ***