*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : MO8400000 CHEMICAL NAME : Hexanoic acid, epsilon-lactone CAS REGISTRY NUMBER : 502-44-3 BEILSTEIN REFERENCE NO. : 0106919 REFERENCE : 5-17-09-00034 (Beilstein Handbook Reference) LAST UPDATED : 199806 DATA ITEMS CITED : 9 MOLECULAR FORMULA : C6-H10-O2 MOLECULAR WEIGHT : 114.16 WISWESSER LINE NOTATION : T7OVTJ COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * Caprolactone * epsilon-Caprolactone * 6-Hexanolactone * 1,6-Hexanolide * 6-Hydroxyhexanoic acid lactone * epsilon-Kaprolakton * 2-Oxepanone *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 4290 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1300 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JJIND8 JNCI, Journal of the National Cancer Institute. (Washington, DC) V.61-79, 1978-87. For publisher information, see JNCIEQ. Volume(issue)/page/year: 62,911,1979 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 5990 uL/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Negative: SHE-clonal assay; Host-mediated assay EPA GENETOX PROGRAM 1988, Negative: L5178Y cells in vitro-TK test; E coli polA without S9 EPA GENETOX PROGRAM 1988, Negative: E coli polA with S9; Histidine reversion-Ames test EPA GENETOX PROGRAM 1988, Negative: In vitro SCE-nonhuman; S cerevisiae-homozygosis EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***