1,3-Dibutyl-1,1,3,3-tetramethyldisilazane

Also known as: 1,3-DI-N-BUTYL-1,1,3,3-TETRAMETHYLDISILAZANE, DI-N-BUTYLTETRAMETHYLDISILAZANE, DI-N-BUTYL-1,1,3,3-TETRAMETHYLDISILAZANE, 1-Butyl-N-[butyl(dimethyl)silyl]-1,1-dimethylsilanamine, 1-[[[butyl(dimethyl)silyl]amino]-dimethylsilyl]butane, 1-[[(butyl-dimethyl-silyl)amino]-dimethyl-silyl]butane, Silanamine, 1-butyl-N-(butyldimethylsilyl)-1,1-dimethyl-, di-n-butyltetramethyldisilazane

1,3-Dibutyl-1,1,3,3-tetramethyldisilazane (CAS 82356-80-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H31NSi2 and a molecular weight of 245.552 g/mol. Key properties include a boiling point of 251.3±9.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 105.8±18.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 82356-80-7
Jingsj CID: J-1484810-3
Molecular Formula: C₁₂H₃₁NSi₂
Molecular Weight: 245.552 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	251.3±9.0 °C at 760 mmHg
Density	0.8±0.1 g/cm3
Flash Point	105.8±18.7 °C
Exact Mass	245.199509
PSA	12.03000
LogP	5.51
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.426

Frequently Asked Questions

What is the CAS number of 1,3-Dibutyl-1,1,3,3-tetramethyldisilazane?

The CAS number of 1,3-Dibutyl-1,1,3,3-tetramethyldisilazane is 82356-80-7.

What are the molecular formula and molecular weight of 1,3-Dibutyl-1,1,3,3-tetramethyldisilazane?

1,3-Dibutyl-1,1,3,3-tetramethyldisilazane has molecular formula C12H31NSi2 and molecular weight 245.552 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1,3-Dibutyl-1,1,3,3-tetramethyldisilazane (CAS 82356-80-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1484810-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.