*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DF4936665 CHEMICAL NAME : Benzo(1,2-b:4,3-b')dipyrrole-2-carboxylic acid, 3,6,7,8-tetrahydro-6-(aminocarbonyl)-5- hydroxy-4-methoxy- CAS REGISTRY NUMBER : 62497-62-5 BEILSTEIN REFERENCE NO. : 0964677 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C13-H13-N3-O5 MOLECULAR WEIGHT : 291.29 SYNONYMS/TRADE NAMES : * K 12 * K 12 (phosphodiesterase inhibitor) * PDE I *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >200 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ABCHA6 Agricultural and Biological Chemistry. (Maruzen Co. Ltd., POB 5050, Tokyo International, Tokyo 100-31, Japan) V.25- 1961- Volume(issue)/page/year: 42,1331,1978 *** END OF RECORD ***