Agent Name

Triethoxysilane

CAS Number

998-30-1

Formula

C6-H16-O3-Si

Major Category

Metals

Synonyms

Silane, triethoxy-; [ChemIDplus] UN2929

Category

Metalloid Compounds (Silicon)

Description

Colorless to yellow liquid with a sweetish odor; [AIHA]

Sources/Uses

Used to make organic coupling agents and low-temperature-vulcanizing (LTV) silicone rubbers and elastomers; [HSDB]

Comments

A skin, eye, and respiratory tract irritant; [ICSC] Silanes form explosive mixtures with air; [HSDB] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis and pulmonary edema; Can be absorbed through skin; Effects in high-dose animal studies include acute tubular necrosis, acute pulmonary edema, and abnormal liver function tests; [MSDSonline] See "Trimethoxysilane."

Exposure Assessment
WEEL

0.05 ppm

Vapor Pressure

20.25 mm Hg

Lethal Concentration

LC50 (rat) = 500 mg/m3/2h

Explanatory Notes

Flash point = 26 deg C; [HSDB] The Guide in the Emergency Response Guidebook is for "Toxic liquid, flammable, organic, n.o.s."

Adverse Effects
Toxic Pneumonitis

Yes

Hepatotoxin

Hepatotoxin, Secondary

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
Other Information

No other related information on this agent was found.