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Triphenyl(3,4,5-trimethoxybenzyl)phosphonium bromide

Also known as: Triphenyl[(3,4,5-trimethoxyphenyl)methyl]phosphonium bromide, Triphenyl-(3,4,5-trimethoxy-benzyl)-phosphonium bromide, NSC 644719, (3,4,5-Trimethoxybenzyl)triphenylphosphonium bromide

Triphenyl(3,4,5-trimethoxybenzyl)phosphonium bromide (CAS 61240-20-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C28H28BrO3P and a molecular weight of 523.39800 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
61240-20-8
Jingsj CID
J-1361670-1
Molecular Formula
C28H28BrO3P
Molecular Weight
523.39800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass522.09600
PSA41.28000
LogP2.21050
Storage Conditions2-8°C

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 Triphenyl(3,4,5-trimethoxybenzyl)phosphonium bromide?

The CAS number of Triphenyl(3,4,5-trimethoxybenzyl)phosphonium bromide is 61240-20-8.

What are the molecular formula and molecular weight of Triphenyl(3,4,5-trimethoxybenzyl)phosphonium bromide?

Triphenyl(3,4,5-trimethoxybenzyl)phosphonium bromide has molecular formula C28H28BrO3P and molecular weight 523.39800 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. "Triphenyl(3,4,5-trimethoxybenzyl)phosphonium bromide (CAS 61240-20-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1361670-1 (accessed 2026-11-09).

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