Disilane

乙硅烷

Also known as: B silane, DISILANE, DISILANE, 99.9+%, DISILANE, 99.998%, ELECTRONIC GRADE, Disilicane, Disilicoethane, Disilicon Hexahydride, EINECS 216-466-5, MFCD00054678, SILICOETHANE, Si2H6, SiH2=SiH2, Silicoethane, Silicon dimer, disilane, disilicoethane, disilicon, λ<sup>1</sup>-silanylsilicon

Disilane (CAS 1590-87-0) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H6Si2 and a molecular weight of 62.219 g/mol. It is also known as B silane, DISILANE and DISILANE, 99.9+%. Key properties include a melting point of -132.6ºC, a boiling point of -14.5±9.0 °C at 760 mmHg, a density of 0.686 g/cm3 and a flash point of <10°C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1590-87-0
Jingsj CID: J-11610-9
Molecular Formula: H₆Si₂
Chinese Name: 乙硅烷
Molecular Weight: 62.219 g/mol
Category: Inorganic Chemicals
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	-132.6ºC
Boiling Point	-14.5±9.0 °C at 760 mmHg
Density	0.686 g/cm3
Flash Point	<10°C

GHS Safety & Compliance

Flammable / Compressed Gas / Irritant / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Disilane?

The CAS number of Disilane is 1590-87-0.

What are the molecular formula and molecular weight of Disilane?

Disilane has molecular formula H6Si2 and molecular weight 62.219 g/mol.

Is Disilane hazardous?

Disilane has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Disilane (CAS 1590-87-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11610-9 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.