Tetrabutylphosphonium bromide

CAS Registry Number®

3115-68-2

CAS Name

Tetrabutylphosphonium bromide

Molecular Formula

C16H36P.Br

Molecular Mass

339.33

Cite this Page

Tetrabutylphosphonium bromide.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=3115-68-2 (retrieved 2025-04-02) (CAS RN: 3115-68-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    107-108 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C16H36P.BrH/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;/h5-16H2,1-4H3;1H/q+1;/p-1

InChIKey

InChIKey=RKHXQBLJXBGEKF-UHFFFAOYSA-M

SMILES

[P+](CCCC)(CCCC)(CCCC)CCCC.[Br-]

Canonical SMILES

[Br-].CCCC[P+](CCCC)(CCCC)CCCC

Other Names for this Substance

  • Phosphonium, tetrabutyl-, bromide (1:1)
  • Phosphonium, tetrabutyl-, bromide
  • Tetrabutylphosphonium bromide
  • Tetra-n-butylphosphonium bromide
  • PX 4B

View All

Deleted or Replaced CAS Registry Numbers

34283-24-4, 64267-87-4, 2732926-52-0

CAS INSIGHTSTM
A hexagon honeycomb pattern featuring icons representing Data Fabric Analytics, Antennas, Construction, DNA, and Sustainability Bamboo. Each hexagon contains a distinct symbol related to its theme, arranged in a visually appealing and interconnected design.