(2-Nitrobenzyl)triphenylphosphonium bromide monohydrate

Also known as: (2-Nitrobenzyl)triphenylphosphonium bromide, (2-Nitrobenzyl)triphenylphosphonium bromide hydrate, (2-Nitrophenyl)methyltriphenylphosphonium bromide, Phosphonium, [(2-nitrophenyl)methyl]triphenyl-, bromide (1:1), NSC 226219, MFCD04971966, o-Nitrobenzyltriphenylphosphonium bromide

(2-Nitrobenzyl)triphenylphosphonium bromide monohydrate (CAS 23308-83-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C25H21BrNO2P and a molecular weight of 478.318 g/mol. Key property: a melting point of 238-240ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 23308-83-0
Jingsj CID: J-33165-7
Molecular Formula: C₂₅H₂₁BrNO₂P
Molecular Weight: 478.318 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	238-240ºC
Exact Mass	477.049316
PSA	59.41000
LogP	2.61610

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. 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 (2-Nitrobenzyl)triphenylphosphonium bromide monohydrate?

The CAS number of (2-Nitrobenzyl)triphenylphosphonium bromide monohydrate is 23308-83-0.

What are the molecular formula and molecular weight of (2-Nitrobenzyl)triphenylphosphonium bromide monohydrate?

(2-Nitrobenzyl)triphenylphosphonium bromide monohydrate has molecular formula C25H21BrNO2P and molecular weight 478.318 g/mol.

What are the upstream and downstream products of (2-Nitrobenzyl)triphenylphosphonium bromide monohydrate?

For (2-Nitrobenzyl)triphenylphosphonium bromide monohydrate, Upstream Products: Triphenylphosphine, 2-Nitrobenzyl bromide, 2-Nitrotoluene; Downstream Products: 2-Methylindole, 2-Phenylindole, 2-Nitrotoluene.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(2-Nitrobenzyl)triphenylphosphonium bromide monohydrate (CAS 23308-83-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33165-7 (accessed 2026-11-09).

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