DISILANE Property

Melting point:

-132°C

Boiling point:

-14,5°C

Density 

0,686 g/cm³

Flash point:

<10°C

solubility 

reacts with H2O, ctc, chloroform; soluble in EtOH, benzene

form 

colorless gas

color 

colorless gas; flammable

Specific Gravity

0.686

Water Solubility 

soluble CS2, ethanol, benzene [MER06]

Hydrolytic Sensitivity

10: reacts extremely rapidly with moisture and oxygen - may be pyrophoric - sealed system required

Merck 

13,3391

Stability:

Pyrophoric. Reacts violently with oxidizers and halogens. May form explosive mixtures with air.

InChIKey

PZPGRFITIJYNEJ-UHFFFAOYSA-N

CAS DataBase Reference

1590-87-0

EPA Substance Registry System

Disilane (1590-87-0)

Safety

Hazard Codes 

F,Xn

Risk Statements 

17-20/21-36/37/38-42

Safety Statements 

16-24-26-36/37/39

RIDADR 

2203

WGK Germany 

3

TSCA 

No

HazardClass 

2.1

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H221Flammable gas

H280Contains gas under pressure; may explode if heated

H312Harmful in contact with skin

H315Causes skin irritation

H319Causes serious eye irritation

H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

H335May cause respiratory irritation

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P403+P233Store in a well-ventilated place. Keep container tightly closed.

P410+P403Protect from sunlight. Store in a well-ventilated place.

DISILANE Chemical Properties,Usage,Production

Chemical Properties

colourless gas with a foul odour

Uses

Precursor for the rapid, low temperature deposition of epitaxial silicon and silicon-based dielectrics.1

Definition

ChEBI: Disilicon is an elemental silicon.