*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YS9428000 CHEMICAL NAME : Urea, N,N-diethyl-N'-((8-alpha)-6-propylergolin-8-yl)- CAS REGISTRY NUMBER : 77650-95-4 BEILSTEIN REFERENCE NO. : 4720830 LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C22-H32-N4-O MOLECULAR WEIGHT : 368.58 COMPOUND DESCRIPTOR : Drug Reproductive Effector SYNONYMS/TRADE NAMES : * N,N-Diethyl-N'-((8-alpha)-6-propylergolin-8-yl)urea * 1-((5R,8S,10R)-6-Propyl-8-ergolinyl)-3,3-diethylurea * Proterguride *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 37 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CCCCAK Collection of Czechoslovak Chemical Communications. (Academic Press Inc. Ltd., 24-28 Oval Rd., London NW1 7DX, UK) V.1- 1929- Volume(issue)/page/year: 52,2983,1987 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 10 ug/kg SEX/DURATION : female 5 day(s) after conception TOXIC EFFECTS : Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) REFERENCE : CCCCAK Collection of Czechoslovak Chemical Communications. (Academic Press Inc. Ltd., 24-28 Oval Rd., London NW1 7DX, UK) V.1- 1929- Volume(issue)/page/year: 52,2983,1987 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 40 ug/kg SEX/DURATION : lactating female 4 day(s) post-birth TOXIC EFFECTS : Reproductive - Maternal Effects - postpartum REFERENCE : CCCCAK Collection of Czechoslovak Chemical Communications. (Academic Press Inc. Ltd., 24-28 Oval Rd., London NW1 7DX, UK) V.1- 1929- Volume(issue)/page/year: 52,2983,1987 *** END OF RECORD ***