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Tetrabutylammonium tetrafluoroborate

Also known as: Tetrabutylammonium tetrafluoroborate, Tetra-n-butylammonium tetrafluoroborate, Tetrabutylammonium fluoborate, Tetrabutylammonium tetrafluoroborate(1-), 1-Butanaminium, N,N,N-tributyl-, tetrafluoroborate(1-), N,N,N-Tributyl-1-butanaminium tetrafluoroborate, N4,4,4,4BF4, tetrabutylazanium tetrafluoroborate

Tetrabutylammonium tetrafluoroborate (CAS 429-42-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H36BF4N and a molecular weight of 329.268 g/mol. Key properties include a melting point of 155-161 °C(lit.) and a flash point of >93 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
429-42-5
Jingsj CID
J-1115014-4
Molecular Formula
C16H36BF4N
Molecular Weight
329.268 g/mol
Category
Organic Acids
Last updated
11/3/2026

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Physicochemical Properties

Melting Point155-161 °C(lit.)
Flash Point>93 °C
Exact Mass329.287689
LogP6.30360
Additional PropertySlightly soluble

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code29239000

Frequently Asked Questions

What is the CAS number of Tetrabutylammonium tetrafluoroborate?

The CAS number of Tetrabutylammonium tetrafluoroborate is 429-42-5.

What are the molecular formula and molecular weight of Tetrabutylammonium tetrafluoroborate?

Tetrabutylammonium tetrafluoroborate has molecular formula C16H36BF4N and molecular weight 329.268 g/mol.

Is Tetrabutylammonium tetrafluoroborate hazardous?

Tetrabutylammonium tetrafluoroborate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of Tetrabutylammonium tetrafluoroborate?

For Tetrabutylammonium tetrafluoroborate, Upstream Products: Tetrabutylammonium bromide, Tetrabutylammonium fluoride, Tetrabutylammonium hydroxide; Downstream Products: Tetrabutylammonium fluoride, Trimethylfluorosilane, Tetrabutylammonium bromide.

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

Last updated:

How to cite: Jingsj. "Tetrabutylammonium tetrafluoroborate (CAS 429-42-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1115014-4 (accessed 2026-11-09).

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