*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : GO9300000 CHEMICAL NAME : p-Cresol, alpha-(2,2-dimethylvinyl)-alpha-ethynyl- CAS REGISTRY NUMBER : 63141-79-7 LAST UPDATED : 199012 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C13-H13-O MOLECULAR WEIGHT : 185.26 COMPOUND DESCRIPTOR : Reproductive Effector SYNONYMS/TRADE NAMES : * Dimethylvinylethinyl-p-hydroxyphenylmethane * alpha-(2,2-Dimethylvinyl)-alpha-ethynyl-p-cresol *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 220 mg/m3 TOXIC EFFECTS : Lungs, Thorax, or Respiration - other changes REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 41(1),95,1976 ** REPRODUCTIVE DATA ** TYPE OF TEST : TCLo - Lowest published toxic concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE : 8900 ug/m3/24H SEX/DURATION : female 1-18 day(s) after conception TOXIC EFFECTS : Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Newborn - stillbirth Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive) REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 41(1),95,1976 *** END OF RECORD ***