*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YQ8900000 CHEMICAL NAME : Uracil, benzylthio- CAS REGISTRY NUMBER : 33086-27-0 LAST UPDATED : 199206 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C11-H10-N2-O-S MOLECULAR WEIGHT : 218.29 WISWESSER LINE NOTATION : T6MVMYJ DUS F1R COMPOUND DESCRIPTOR : Reproductive Effector SYNONYMS/TRADE NAMES : * Benzylthiouracil * Dihydro(phenylmethyl)thioxopyrimidinone * Pyrimidinone, dihydro(phenylmethyl)thioxo- *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 400 mg/kg SEX/DURATION : male 4 day(s) pre-mating TOXIC EFFECTS : Reproductive - Fertility - mating performance (e.g. # sperm positive females per # females mated; # copulations per # estrus cycles) REFERENCE : ANENAG Annales d'Endocrinologie. (Masson Editeur, 120 Blvd. Saint-Germain, F-25280 Paris Cedex 06, France) V.1- 1939- Volume(issue)/page/year: 24(Suppl 3),1,1963 *** END OF RECORD ***