*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UU7786040 CHEMICAL NAME : 4(1H)-Pyridinone, 1-ethyl-3-hydroxy-2-methyl- CAS REGISTRY NUMBER : 30652-12-1 BEILSTEIN REFERENCE NO. : 1449942 REFERENCE : 5-21-12-00114 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C8-H11-N-O2 MOLECULAR WEIGHT : 153.20 SYNONYMS/TRADE NAMES : * CP21 * CP21 (Chelating agent) * EMHP * 1-Ethyl-3-hydroxy-2-methyl-4(1H)-pyridinone * 1-Ethyl-2-methyl-3-hydroxy-pyrid-4-one *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 300 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : RSUSBS Resuscitation. (Elsevier/North-Holland Biomedical Press, POB 85, Limerick, Ireland) V.1- 1972- Volume(issue)/page/year: 22,139,1991 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 815 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : BLOOAW Blood. (Grune & Stratton, Inc., 465 S. Lincoln Dr., Troy, MO 63379) V.1- 1946- Volume(issue)/page/year: 76,2389,1990 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 52 gm/kg/52W-I TOXIC EFFECTS : Endocrine - changes in spleen weight Related to Chronic Data - death REFERENCE : MDACAP Medicamentos de Actualidad. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1965- Volume(issue)/page/year: 28(Suppl A),81,1992 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 12 gm/kg/12W-I TOXIC EFFECTS : Liver - other changes REFERENCE : BLOOAW Blood. (Grune & Stratton, Inc., 465 S. Lincoln Dr., Troy, MO 63379) V.1- 1946- Volume(issue)/page/year: 78,2727,1991 *** END OF RECORD ***