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(Methoxymethyl)triphenylphosphonium bromide

Also known as: (Methoxymethyl)triphenylphosphonium bromide, (Methoxymethyl)(triphenyl)phosphonium bromide, Triphenyl(methoxymethyl)phosphonium bromide, methoxymethyl(triphenyl)phosphanium bromide, Ph3P(CH2OMe)Br, (Methoxymethyl)triphenylphosphanium bromide, Phosphonium, (methoxymethyl)triphenyl-, bromide (1:1)

(Methoxymethyl)triphenylphosphonium bromide (CAS 33670-32-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H20BrOP and a molecular weight of 387.25000 g/mol. Key property: a melting point of 175-179 ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
33670-32-5
Jingsj CID
J-1601367-5
Molecular Formula
C20H20BrOP
Molecular Weight
387.25000 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point175-179 ºC
Exact Mass386.04400
PSA22.82000
LogP0.58840

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 (Methoxymethyl)triphenylphosphonium bromide?

The CAS number of (Methoxymethyl)triphenylphosphonium bromide is 33670-32-5.

What are the molecular formula and molecular weight of (Methoxymethyl)triphenylphosphonium bromide?

(Methoxymethyl)triphenylphosphonium bromide has molecular formula C20H20BrOP and molecular weight 387.25000 g/mol.

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

Last updated:

How to cite: Jingsj. "(Methoxymethyl)triphenylphosphonium bromide (CAS 33670-32-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1601367-5 (accessed 2026-11-09).

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