*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SM8390000 CHEMICAL NAME : Phenolphthalein, 3',3''-dimethyl- CAS REGISTRY NUMBER : 596-27-0 BEILSTEIN REFERENCE NO. : 0310554 REFERENCE : 5-18-04-00193 (Beilstein Handbook Reference) LAST UPDATED : 199709 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C22-H18-O4 MOLECULAR WEIGHT : 346.40 WISWESSER LINE NOTATION : T56 BVO DHJ DR DQ C1& DR DQ C1 SYNONYMS/TRADE NAMES : * o-Cresolphthalein * 3',3''-Dimethylphenolphthalein * 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-3-methylphenyl)- *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 320 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02167 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1081 No. of Facilities: 127 (estimated) No. of Industries: 1 No. of Occupations: 4 No. of Employees: 2223 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1081 No. of Facilities: 36 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 903 (estimated) No. of Female Employees: 643 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***