*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QL6129700 CHEMICAL NAME : 1H-Naphtho(2,1-b)pyran-1-one, 3-(dibutylamino)- CAS REGISTRY NUMBER : 52053-80-2 BEILSTEIN REFERENCE NO. : 1651521 REFERENCE : 5-18-11-00497 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C21-H25-N-O2 MOLECULAR WEIGHT : 323.47 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * K 9737 * 1-Oxo-3-dibutilammino-1H-nafto(2,1-b)pirano *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >800 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 29,225,1974 *** END OF RECORD ***