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Product Name: Gemeprost
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64318-79-2

64318-79-2 structure

64318-79-2 structure

Name: gemeprost
Chemical Name: gemeprost
CAS Number: 64318-79-2
Molecular Formula: C₂₃H₃₈O₅
Molecular Weight: 394.545
Catalog: API Hormone and endocrine-regulating drugs Prostaglandins
Create Date: 2018-06-26 12:28:06
Modify Date: 2024-01-14 11:08:31

Name	gemeprost
Synonyms	ONO 802 Cergem Methyl (2E,11α,13E,15R)-11,15-dihydroxy-16,16-dimethyl-9-oxoprosta-2,13-dien-1-oate Methyl (E)-7-((1R,2R,3R)-3-hydroxy-2-((E)-(3R)-3-hydroxy-4,4-dimethyl-1-octenyl)-5-oxocyclopentyl)-2-heptenoate (2E,11a,13E,15R)-11,15-Dihydroxy-16-16-dimethyl-9-oxoprosta-2,13-dien-1-oic Acid Methyl Ester gemeprost Cervageme Carprost Prosta-2,13-dien-1-oic acid, 11,15-dihydroxy-16,16-dimethyl-9-oxo-, methyl ester, (2E,11α,13E,15R)- 16,16-Dimethyl-trans-D2-PGE1 Methyl Ester Cervagem Preglandin

Density	1.1±0.1 g/cm3
Boiling Point	510.5±50.0 °C at 760 mmHg
Molecular Formula	C₂₃H₃₈O₅
Molecular Weight	394.545
Flash Point	163.9±23.6 °C
Exact Mass	394.271912
PSA	83.83000
LogP	3.48
Vapour Pressure	0.0±3.0 mmHg at 25°C
Index of Refraction	1.533

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UK7894500

CHEMICAL NAME :: Prosta-2,13-dien-1-oic acid, 11,15-dihydroxy-16,16-dimethyl-9-oxo-, methyl ester, (2E,11-alpha,13E,15R)-

CAS REGISTRY NUMBER :: 64318-79-2

LAST UPDATED :: 199709

DATA ITEMS CITED :: 25

MOLECULAR FORMULA :: C23-H38-O5

MOLECULAR WEIGHT :: 394.61

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 56500 ug/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory depression Gastrointestinal - hypermotility, diarrhea

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,188,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 22600 ug/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - respiratory depression

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,188,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 28600 ug/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory depression

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,188,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravaginal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 32500 ug/kg

TOXIC EFFECTS :: Gastrointestinal - hypermotility, diarrhea

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,188,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 59 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory depression Gastrointestinal - hypermotility, diarrhea

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,188,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 32500 ug/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - respiratory depression

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,188,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 29500 ug/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory depression

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,188,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravaginal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 36 mg/kg

TOXIC EFFECTS :: Gastrointestinal - hypermotility, diarrhea

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,188,1982 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 187500 ug/kg/30D-C

TOXIC EFFECTS :: Gastrointestinal - other changes Liver - changes in liver weight Blood - changes in leukocyte (WBC) count

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,188,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 7500 ug/kg/30D-C

TOXIC EFFECTS :: Kidney, Ureter, Bladder - other changes in urine composition Endocrine - changes in spleen weight Blood - normocytic anemia

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,188,1982 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravaginal

DOSE :: 86 ug/kg

SEX/DURATION :: female 14 week(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - abortion

REFERENCE :: BJOGAS British Journal of Obstetrics and Gynaecology. (Blackwell Scientific Pub. Ltd., POB 88, Oxford, UK) V.82- 1975- Volume(issue)/page/year: 91,1136,1984

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravaginal

DOSE :: 20 ug/kg

SEX/DURATION :: female 31 week(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - abortion

REFERENCE :: BJOGAS British Journal of Obstetrics and Gynaecology. (Blackwell Scientific Pub. Ltd., POB 88, Oxford, UK) V.82- 1975- Volume(issue)/page/year: 96,745,1989

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravaginal

DOSE :: 20 ug/kg

SEX/DURATION :: female 10 week(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - abortion

REFERENCE :: CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1- 1970- Volume(issue)/page/year: 27,51,1983

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravaginal

DOSE :: 20 ug/kg

SEX/DURATION :: female 10 week(s) after conception

TOXIC EFFECTS :: Reproductive - Maternal Effects - uterus, cervix, vagina

REFERENCE :: CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1- 1970- Volume(issue)/page/year: 27,339,1983

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 4 mg/kg

SEX/DURATION :: female 2 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 :: NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 79,15,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 4 mg/kg

SEX/DURATION :: female 17 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - abortion

REFERENCE :: NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 79,15,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 2 mg/kg

SEX/DURATION :: female 1 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Fertility - other measures of fertility

REFERENCE :: NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 79,15,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravaginal

DOSE :: 80 ug/kg

SEX/DURATION :: female 17-20 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive) Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4)

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,593,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravaginal

DOSE :: 438 ug/kg

SEX/DURATION :: female 1-7 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) Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth) Reproductive - Effects on Embryo or Fetus - fetal death

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,809,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravaginal

DOSE :: 438 ug/kg

SEX/DURATION :: female 1-7 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - extra-embryonic structures (e.g., placenta, umbilical cord)

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,809,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravaginal

DOSE :: 5 mg/kg

SEX/DURATION :: female 6-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

REFERENCE :: TCMUD8 Teratogenesis, Carcinogenesis, and Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1980- Volume(issue)/page/year: 4,233,1984

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravaginal

DOSE :: 2 mg/kg

SEX/DURATION :: female 17-20 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Effects on Newborn - stillbirth Reproductive - Effects on Newborn - live birth index (measured after birth)

REFERENCE :: GEIRDK Gendai Iryo. Modern Medical Care. (Towa Bldg., 2-7 Nishiki-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan) V.1- 1969- Volume(issue)/page/year: 14,593,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 4 mg/kg

SEX/DURATION :: female 6-7 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 :: NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 79,15,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 200 ug/kg

SEX/DURATION :: female 24-25 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - abortion

REFERENCE :: NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 79,15,1982

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravaginal

DOSE :: 162 ug/kg

SEX/DURATION :: female 6-18 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 :: TCMUD8 Teratogenesis, Carcinogenesis, and Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1980- Volume(issue)/page/year: 4,225,1984

RIDADR	UN 3249
Packaging Group	III
Hazard Class	6.1(b)