*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XH8952200 CHEMICAL NAME : 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 3,3-dimethyl-6-(((((4-ethyl-2,3-dioxo- 1-piperazinyl)carbonyl)amino)phenylacetyl)amino)-7-ox o-, (2S-(2-alpha,5-alpha,6-beta(S*)))- CAS REGISTRY NUMBER : 61477-96-1 LAST UPDATED : 199706 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C23-H27-N5-O7-S MOLECULAR WEIGHT : 517.61 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 6-(D-(-)-alpha-(4-Ethyl-2,3-dioxo-1-piperazinecarboxamido)phenylacetamid o)penicillanic acid * Piperacillin *** 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 : 5 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 97,987,1977 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5651 No. of Facilities: 148 (estimated) No. of Industries: 1 No. of Occupations: 4 No. of Employees: 9665 (estimated) No. of Female Employees: 8470 (estimated) *** END OF RECORD ***