CHEMICAL IDENTIFICATION

RTECS NUMBER :

CQ6650000

CHEMICAL NAME :

Barbituric acid, 5-ethyl-1-methyl-5-phenyl-

CAS REGISTRY NUMBER :

115-38-8

BEILSTEIN REFERENCE NO. :

0256144

LAST UPDATED :

199612

DATA ITEMS CITED :

7

MOLECULAR FORMULA :

C13-H14-N2-O3

MOLECULAR WEIGHT :

246.29

WISWESSER LINE NOTATION :

T6VMVNV FHJ D1 F2 FR

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

130 mg/kg

TOXIC EFFECTS :

Behavioral - anticonvulsant

REFERENCE :

PHMCAA Pharmacologist. (American Soc. for Pharmacology and Experimental Therapeutics, 9650 Rockville Pike, Bethesda, MD 20014) V.1- 1959- Volume(issue)/page/year: 5,237,1963

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

300 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

HPPAAL Helvetica Physiologia et Pharmacologica Acta. (Basel, Switzerland) V.1-26, 1943-68. Discontinued. Volume(issue)/page/year: 19,241,1961

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - cat

DOSE/DURATION :

230 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,851,1982

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

400 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,851,1982 ** REPRODUCTIVE DATA **

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Unreported

DOSE :

3360 mg/kg

SEX/DURATION :

female 1-40 week(s) after conception

TOXIC EFFECTS :

Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system

REFERENCE :

LANCAO Lancet. (7 Adam St., London WC2N 6AD, UK) V.1- 1823- Volume(issue)/page/year: 2,839,1972 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84700 No. of Facilities: 68 (estimated) No. of Industries: 1 No. of Occupations: 6 No. of Employees: 2770 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84700 No. of Facilities: 10 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 340 (estimated) No. of Female Employees: 180 (estimated)