Isobutyltriphenylphosphonium bromide

异丁基三苯基溴化膦

Also known as: 2-methylpropyl(triphenyl)phosphanium bromide, 2-methyl-1-propyltriphenylphosphonium bromide, triphenylisobutylphosphonium bromide, (2-methylpropyl)triphenylphosphonium bromide

Isobutyltriphenylphosphonium bromide (CAS 22884-29-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C22H24BrP and a molecular weight of 399.30400 g/mol. It is also known as 2-methylpropyl(triphenyl)phosphanium bromide, 2-methyl-1-propyltriphenylphosphonium bromide and triphenylisobutylphosphonium bromide. Key property: a melting point of 200-202 °C(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22884-29-3
Jingsj CID
J-1137694-1
Molecular Formula
C22H24BrP
Chinese Name
异丁基三苯基溴化膦
Molecular Weight
399.30400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point200-202 °C(lit.)
Exact Mass398.08000
PSA13.59000
LogP1.64050

Customs & Trade Information

HS Code2931900090
Summary2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Isobutyltriphenylphosphonium bromide?

The CAS number of Isobutyltriphenylphosphonium bromide is 22884-29-3.

What are the molecular formula and molecular weight of Isobutyltriphenylphosphonium bromide?

Isobutyltriphenylphosphonium bromide has molecular formula C22H24BrP and molecular weight 399.30400 g/mol.

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

Last updated:

How to cite: Jingsj. "Isobutyltriphenylphosphonium bromide (CAS 22884-29-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1137694-1 (accessed 2026-10-28).

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