CHEMICAL IDENTIFICATION

RTECS NUMBER :

KI1410500

CHEMICAL NAME :

Ethane, 1,2-difluoro-

CAS REGISTRY NUMBER :

624-72-6

BEILSTEIN REFERENCE NO. :

1730859

LAST UPDATED :

199806

DATA ITEMS CITED :

7

MOLECULAR FORMULA :

C2-H4-F2

MOLECULAR WEIGHT :

66.06

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

75 ppm/4H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

977 gm/m3/2H

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

1000 ppm/20M/5D-I

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Related to Chronic Data - death

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

3000 ppm/20M/3D-I

TOXIC EFFECTS :

Related to Chronic Data - death

MUTATION DATA

TYPE OF TEST :

Mutation in microorganisms

TEST SYSTEM :

Bacteria - Salmonella typhimurium

DOSE/DURATION :

50 pph/72H (Continuous)

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 72,15,1984