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Tetramethylammonium borohydride

四甲基硼氢化铵

Also known as: Tetramethylammonium borohydride, Tetramethylammonium tetrahydroborate, TMAB, N,N,N-Trimethylmethanaminium tetrahydroborate, Methanaminium, N,N,N-trimethyl-, tetrahydroborate(1-)

Tetramethylammonium borohydride (CAS 16883-45-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H15BN and a molecular weight of 88.988 g/mol. It is also known as Tetramethylammonium tetrahydroborate, TMAB and N,N,N-Trimethylmethanaminium tetrahydroborate. Key properties include a melting point of 150ºC (dec.), a boiling point of 205ºC at 760mmHg, a density of 0.81 and a flash point of 72.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16883-45-7
Jingsj CID
J-28756-8
Molecular Formula
C4H15BN
Chinese Name
四甲基硼氢化铵
Molecular Weight
88.988 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point150ºC (dec.)
Boiling Point205ºC at 760mmHg
Density0.81
Flash Point72.8ºC
Exact Mass89.137581
Appearancecrystal | white

Frequently Asked Questions

What is the CAS number of Tetramethylammonium borohydride?

The CAS number of Tetramethylammonium borohydride is 16883-45-7.

What are the molecular formula and molecular weight of Tetramethylammonium borohydride?

Tetramethylammonium borohydride has molecular formula C4H15BN and molecular weight 88.988 g/mol.

What are the upstream and downstream products of Tetramethylammonium borohydride?

For Tetramethylammonium borohydride, Upstream Products: Tetramethylammonium hydroxide, Tetramethylammonium chloride, Tetramethylammonium bromide; Downstream Products: Borane-trimethylamine complex, Tetramethylammonium triacetoxyborohydride.

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

Last updated:

How to cite: Jingsj. "Tetramethylammonium borohydride (CAS 16883-45-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28756-8 (accessed 2026-10-28).

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