*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SB3854000 CHEMICAL NAME : 1-Penten-3-one, 1-chloro-4-methyl-, (E)- CAS REGISTRY NUMBER : 58953-14-3 LAST UPDATED : 198609 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C6-H9-Cl-O MOLECULAR WEIGHT : 132.60 WISWESSER LINE NOTATION : G1U1VY1&1 -T SYNONYMS/TRADE NAMES : * trans-1-Chloro-4-methyl-1-penten-3-one *** 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 : 50 mg/kg TOXIC EFFECTS : Behavioral - tremor Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - other changes REFERENCE : ATSUDG Archives of Toxicology, Supplement. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) No.1- 1978- Volume(issue)/page/year: 4,421,1980 *** END OF RECORD ***