*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DT4620000 CHEMICAL NAME : Bicyclobutylidine CAS REGISTRY NUMBER : 6708-14-1 BEILSTEIN REFERENCE NO. : 2036769 LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C8-H12 MOLECULAR WEIGHT : 108.20 SYNONYMS/TRADE NAMES : * delta-1,1'-Bicyclobutyl * Cyclobutane, cyclobutylidine- * Cyclobutylidinecyclobutane * Dicyclobutylidene *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2610 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness REFERENCE : GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 28(5),55,1984 TYPE OF TEST : LC - Lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Mammal - species unspecified DOSE/DURATION : >3693 mg/m3 TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 28(5),55,1984 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 10 mg/m3;Skin JAN 1993 *** END OF RECORD ***