*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : AY5250000 CHEMICAL NAME : Alanine, 3-(3,4-dihydroxyphenyl)-, DL- CAS REGISTRY NUMBER : 63-84-3 LAST UPDATED : 199504 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C9-H11-N-O4 MOLECULAR WEIGHT : 197.21 WISWESSER LINE NOTATION : QVYZ1R CQ DQ SYNONYMS/TRADE NAMES : * DL-beta-(3,4-Dihydroxyphenyl)alanine * DL-Dihydroxyphenylalanine * (+-)-3,4-Dihydroxyphenylalanine * 3',4'-Dihydroxyphenylalanine * DL-Dioxyphenylalanine * (+-)-Dopa * DL-Dopa * DL-3,4-Dopa * (R,S)-Dopa * 3-Hydroxy-DL-tyrosine * DL-Tyrosine, 3-hydroxy- *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X1293 No. of Facilities: 10 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 59 (estimated) No. of Female Employees: 59 (estimated) *** END OF RECORD ***