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Registry of Toxic Effects of Chemical Substances (RTECS)

Acetaldehyde, diethyl acetal

RTECS #

AB2800000

CAS #

105-57-7

Updated

February 2004

Molecular Weight

118.20

Molecular Formula

C6H14O2

Synonyms

1,1-Diaethoxy-aethan (German)
1,1-Diethoxy-ethaan (Dutch)
1,1-Diethoxyethane
1,1-Dietossietano (Italian)
Acetaal (Dutch)
Acetal
Acetal diethylique (French)
Acetale (Italian)
Diaethylacetal (German)
Diethyl acetal
Ethane, 1,1-diethoxy-
Ethylidene diethyl ether
USAF DO-45

Skin and Eye Irritation and References

Route/OrganismDoseEffectReference
eye /rabbit 50 mgVCVGK* -,504,1994
skin /rabbit 500 mg/24H mild85JCAE -,260,1986
skin /rabbit 10 mg/24HVCVGK* -,504,1994

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
inhalation/rat lethal concentration (50 percent kill): 19400 mg/m3VCVGK* -,501,1994
inhalation/rat Lowest published lethal concentration: 4000 ppm/4HJIHTAB 31,343,1949
intraperitoneal/mouse lethal dose (50 percent kill): 500 mg/kgNTIS** AD277-689
intraperitoneal/rat lethal dose (50 percent kill): 900 mg/kg14CYAT 2,1982,1963
oral/mouse lethal dose (50 percent kill): 3500 mg/kgVCVGK* -,501,1994
oral/rabbit lethal dose (50 percent kill): 3545 mg/kgPSEBAA 29,730,1932
oral/rat lethal dose (50 percent kill): 4600 mg/kgVCVGK* -,501,1994

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Occupational Exposure Survey 1983Hazard Code 01030; Number of Industries 1; Total Number of Facilities 17; Number of Occupations 1; Total Number of Employees Exposed 165; Total Number of Female Employees Exposed 83
National Occupational Hazard Survey 1974Hazard Code 01030; Number of Industries 5; Total Number of Facilities 1217; Number of Occupations 15; Total Number of Employees Exposed 12775

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
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