*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ9800000 CHEMICAL NAME : 4-Pyrazolin-3-one, 1-phenyl- CAS REGISTRY NUMBER : 1008-79-3 LAST UPDATED : 199609 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C9-H8-N2-O MOLECULAR WEIGHT : 160.19 WISWESSER LINE NOTATION : T5N CVN BHJ AR COMPOUND DESCRIPTOR : Primary Irritant SYNONYMS/TRADE NAMES : * 1-Fenyl-3-pyrazolon * 1-Fenyl-4-pyrazolin-3-on * 1-Phenyl-4-pyrazolin-3-one *** HEALTH HAZARD DATA *** ** SKIN/EYE IRRITATION DATA ** TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 500 mg/24H REACTION SEVERITY : Mild REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,828,1986 TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 100 mg/24H REACTION SEVERITY : Moderate REFERENCE : 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,828,1986 *** END OF RECORD ***