Agent Name

Disilane

CAS Number

1590-87-0

Formula

H6-Si2

Major Category

Toxic Gases & Vapors

Synonyms

Disilicoethane; Disilicon hexahydride; Silicoethane; Disilicane; [Merck Index] Silicon hydride; Silicon hexahydride; [Matheson Tri-Gas MSDS]

Category

Hydrides

Description

Gas with a repulsive odor; [Merck Index] Colorless gas with an irritating odor; [Matheson Tri-Gas MSDS]

Sources/Uses

Has similar properties to ethane, but disilane is more reactive; Usually produced (along with silane and trisilane) by the hydrolysis of magnesium silicide; [Wikipedia]

Comments

Spontaneously ignites in air; Slowly decomposed by water; A strong irritant; [Merck Index] May ignite on air exposure; Release of compressed gas may cause frostbite; See "Silicon tetrahydride."

Exposure Assessment
Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Compressed gas, flammable, n.o.s."

Adverse Effects
Other Poison

Simple Asphyxiant

Links to Other NLM Databases
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: