*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : US4667260 CHEMICAL NAME : 4-Pyridinecarboxamide, N-(2-((8-beta)-6-methylergolin-8-yl)ethyl)-, (R-(R*,R*))-2,3- dihydroxybutanedioate LAST UPDATED : 198910 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C23-H26-N4-O.C4-H6-O6 MOLECULAR WEIGHT : 524.63 COMPOUND DESCRIPTOR : Reproductive Effector SYNONYMS/TRADE NAMES : * N-(2-((8-beta)-6-Methylergolin-8-yl)ethyl)-4-pyridinecarboxamide tartrate *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 2500 ug/kg SEX/DURATION : female 1-6 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: 41,1042,1976 *** END OF RECORD ***