*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TU4143000 CHEMICAL NAME : 9-beta,10-alpha-Pregna-4,6-diene-3,20-dione and 17-hydroxypregn-4-ene-3,20-dione hexanoate LAST UPDATED : 198910 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C21-H28-O2.C27-H40-O4 MOLECULAR WEIGHT : 741.16 COMPOUND DESCRIPTOR : Reproductive Effector Human Hormone SYNONYMS/TRADE NAMES : * Dydrogesterone and hydroxyprogesterone hexanoate * Hydroxyprogesterone hexanoate and dydrogesterone *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Multiple routes SPECIES OBSERVED : Human - woman DOSE : 128 mg/kg SEX/DURATION : female 8-39 week(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - urogenital system REFERENCE : LANCAO Lancet. (7 Adam St., London WC2N 6AD, UK) V.1- 1823- Volume(issue)/page/year: 2,982,1977 *** END OF RECORD ***