*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : HN1872000 CHEMICAL NAME : Dibenz(a,h)acridine, 8-ethyl- CAS REGISTRY NUMBER : 73927-60-3 LAST UPDATED : 198910 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C23-H17-N MOLECULAR WEIGHT : 307.41 WISWESSER LINE NOTATION : T G6 D6 B666 NNJ K2 COMPOUND DESCRIPTOR : Tumorigen SYNONYMS/TRADE NAMES : * 1''-Ethyldibenz(a,h)acridine * 8-Ethyldibenz(a,h)acridine *** HEALTH HAZARD DATA *** ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 312 mg/kg/26W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - chronic pulmonary edema Lungs, Thorax, or Respiration - bronchiolar constriction REFERENCE : ACRSAJ Advances in Cancer Research. (Academic Press, Inc., 465 S. Lincoln Dr., Troy, MO 63379) V.1- 1953- Volume(issue)/page/year: 4,315,1956 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 27 mg/kg/26W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application REFERENCE : ACRSAJ Advances in Cancer Research. (Academic Press, Inc., 465 S. Lincoln Dr., Troy, MO 63379) V.1- 1953- Volume(issue)/page/year: 4,315,1956 *** END OF RECORD ***