*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : KG7962400 CHEMICAL NAME : Estr-4-en-3-one, 17-((((2-chloroethyl)nitrosoamino)carbonyl)oxy)-, (17-beta)- CAS REGISTRY NUMBER : 54025-36-4 LAST UPDATED : 198602 DATA ITEMS CITED : 6 MOLECULAR FORMULA : C21-H29-Cl-N2-O4 MOLECULAR WEIGHT : 408.97 COMPOUND DESCRIPTOR : Drug Hormone SYNONYMS/TRADE NAMES : * (17-beta)-17-((((2-Chloroethyl)nitrosoamino)carbonyl)oxy)estr-4-en-3-one * LEO 1727 * LS 1727 * 19-Nortestosterone-17/N-(2-chloroethyl)-N-nitrosocarbamate *** 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 : 2190 mg/kg TOXIC EFFECTS : Gastrointestinal - gastritis Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : APTOA6 Acta Pharmacologica et Toxicologica. (Copenhagen, Denmark) V.1-59, 1945-86. For publisher information, see PHTOEH Volume(issue)/page/year: 49,290,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 155 mg/kg TOXIC EFFECTS : Gastrointestinal - gastritis Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : APTOA6 Acta Pharmacologica et Toxicologica. (Copenhagen, Denmark) V.1-59, 1945-86. For publisher information, see PHTOEH Volume(issue)/page/year: 49,290,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 4 mg/kg TOXIC EFFECTS : Lungs, Thorax, or Respiration - acute pulmonary edema Gastrointestinal - gastritis Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : APTOA6 Acta Pharmacologica et Toxicologica. (Copenhagen, Denmark) V.1-59, 1945-86. For publisher information, see PHTOEH Volume(issue)/page/year: 49,290,1981 TYPE OF TEST : LD10 - Lethal Dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1630 mg/kg TOXIC EFFECTS : Gastrointestinal - ulceration or bleeding from stomach Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : APTOA6 Acta Pharmacologica et Toxicologica. (Copenhagen, Denmark) V.1-59, 1945-86. For publisher information, see PHTOEH Volume(issue)/page/year: 49,290,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 98 mg/kg TOXIC EFFECTS : Gastrointestinal - peritonitis Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : APTOA6 Acta Pharmacologica et Toxicologica. (Copenhagen, Denmark) V.1-59, 1945-86. For publisher information, see PHTOEH Volume(issue)/page/year: 49,290,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 8 mg/kg TOXIC EFFECTS : Lungs, Thorax, or Respiration - acute pulmonary edema Gastrointestinal - gastritis Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : APTOA6 Acta Pharmacologica et Toxicologica. (Copenhagen, Denmark) V.1-59, 1945-86. For publisher information, see PHTOEH Volume(issue)/page/year: 49,290,1981 *** END OF RECORD ***