Hexachlorodisilane (HCDS)


Product # 1962-EG
Name Hexachlorodisilane (HCDS)
Synonyms Silane Hexachloride, Disilican Hexachloride, Disilane, Hexachloro
Formula Si2Cl6
Purity 99.999%
CAS Number 13465-77-5
Molecular Weight 268.89
Color & Form Colorless liquid
Boiling Point 144-145° C
Melting Point -1° C
Specific Gravity 1.58 gm/ml
Solubility Violet reaction, decomposes.


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Related Products

Product # Name Purity
1962-UHP Hexachlorodisilane (HCDS) 99.99999%


Transportation Information UN2987, Chlorosilanes, corrosive, n.o.s., 8, II
Pictogram Pictogram: Corrosive 
Signal Word Danger
Hazardous Statements

H227  Combustible liquid.

H314  Causes severe skin burns and eye damage.

H333  May be harmful if inhaled.

Precautionary Phrases

P210  Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P231  Handle under inert gas.

P232  Protect from moisture.

P280  Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338  IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

P310  Immediately call a POISON CENTER or doctor/physician.

P404  Store in a closed container.

P406  Store in corrosive resistant/... container with a resistant inner liner.

Detailed Safety and Handling Information can be found on our Safety Data Sheet (SDS).

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