Agent Name

Diethyldichlorosilane

Alternative Name

Dichlorodiethylsilane

CAS Number

1719-53-5

Formula

C4-H10-Cl2-Si

Major Category

Toxic Gases & Vapors

Synonyms

Dichlorodiethylsilane; Diethyldichlorosilicon; Dichloro(diethyl)silane; Silane, dichlorodiethyl-; Diethyl dichlorosilane; [ChemIDplus] UN1767

Category

Chlorosilanes

Description

Colorless liquid; [HSDB] Acrid odor; [Alfa Aesar MSDS]

Sources/Uses

Used as an intermediate in the production of silicones; [HSDB]

Comments

Corrosive to skin; [Quick CPC] A lachrymator; High inhalation exposure can cause pulmonary edema; [HSDB] Reacts vigorously with water producing hydrochloric acid and heat; Corrosive to tissue; [CAMEO] Causes burns and lachrymation; Inhalation may cause chemical pneumonitis and pulmonary edema; [NTP]

Exposure Assessment
TIH

Yes

Dangerous When Wet

Yes - A material that, by contact with water, is liable to become spontaneously flammable or to give off flammable or toxic gas at a rate greater than 1 L per kilogram of the material, per hour; [ERG 2004]

Vapor Pressure

45.3 mm Hg

Explanatory Notes

Not TIH in land-based spills, but TiH substance released when spilled in water; [ERG 2016]

Adverse Effects
Lacrimator

Yes

Toxic Pneumonitis

Yes

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: