CAS 115-11-7|Isobutylene

CHEMICAL IDENTIFICATION

RTECS NUMBER :

UD0890000

CHEMICAL NAME :

1-Propene, 2-methyl-

CAS REGISTRY NUMBER :

115-11-7

LAST UPDATED :

199712

DATA ITEMS CITED :

8

MOLECULAR FORMULA :

C4-H8

MOLECULAR WEIGHT :

56.12

WISWESSER LINE NOTATION :

1Y1&U1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

620 gm/m3/4H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 30,102,1967

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

415 gm/m3/2H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 30,102,1967 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 100 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81854 No. of Facilities: 432 (estimated) No. of Industries: 13 No. of Occupations: 22 No. of Employees: 5502 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81854 No. of Facilities: 942 (estimated) No. of Industries: 17 No. of Occupations: 16 No. of Employees: 7002 (estimated) No. of Female Employees: 982 (estimated)