*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR2999000 CHEMICAL NAME : Pyreno(4,5-b)oxirene, 8b,9a-dihydro- CAS REGISTRY NUMBER : 37496-00-7 BEILSTEIN REFERENCE NO. : 1347050 REFERENCE : 5-17-02-00435 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C16-H10-O MOLECULAR WEIGHT : 218.26 COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * 8b,9a-Dihydropyreno(4,5-b)oxirene * Pyrene 4,5-epoxide * Pyrene-4,5-oxide *** HEALTH HAZARD DATA *** ** MUTATION DATA ** TYPE OF TEST : Unscheduled DNA synthesis TEST SYSTEM : Rodent - rat Liver DOSE/DURATION : 250 umol/L REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 262,233,1991 *** END OF RECORD ***