*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : TU4650000
CHEMICAL NAME : 17-alpha-Pregn-4-ene-21-carboxylic acid,
9-fluoro-11-beta,17-dihydroxy-3-oxo-, monopotassium
salt
CAS REGISTRY NUMBER : 595-57-3
LAST UPDATED : 198910
DATA ITEMS CITED : 4
MOLECULAR FORMULA : C22-H31-F-O5.K
MOLECULAR WEIGHT : 433.63
WISWESSER LINE NOTATION : L E5 B666 OV MUTJ A1 BF CQ E1 FQ F2VO &-KA-
COMPOUND DESCRIPTOR : Reproductive Effector
Hormone
SYNONYMS/TRADE NAMES :
* Catatoxic Steroid No. 1
* CS-1
* 9-alpha-Fluoro-11-beta,17-dihydroxy-3-oxo-4-androstene-17-alpha-propionic
acid potassium
* SC 11927
* SU 11927
*** HEALTH HAZARD DATA ***
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 1 gm/kg
SEX/DURATION : female 4-8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
resorbed implants per total number of implants)
Reproductive - Fertility - abortion
REFERENCE :
FESTAS Fertility and Sterility. (American Fertility Soc., 608 13th Ave. S,
Birmingham, AL 35282) V.1- 1950- Volume(issue)/page/year: 22,735,1971
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 1 gm/kg
SEX/DURATION : female 3-7 day(s) after conception
TOXIC EFFECTS :
Reproductive - Maternal Effects - parturition
Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
number of implants per female; total number of implants per corpora lutea)
Reproductive - Effects on Newborn - live birth index (measured after birth)
REFERENCE :
JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot,
POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960-
Volume(issue)/page/year: 37,257,1974
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 1 gm/kg
SEX/DURATION : female 3-7 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - other measures of fertility
REFERENCE :
JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot,
POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960-
Volume(issue)/page/year: 37,257,1974
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 500 mg/kg
SEX/DURATION : female 3-7 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - abortion
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
e.g., stunted fetus)
REFERENCE :
JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot,
POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960-
Volume(issue)/page/year: 37,257,1974
*** END OF RECORD ***