2-bromo-3,4,5-trimethoxybenzoic acid

Also known as: Benzoic acid, 2-bromo-3,4,5-trimethoxy-, NSC 226197, NSC 226216, 2-bromogallic acid trimethyl ether

2-bromo-3,4,5-trimethoxybenzoic acid (CAS 23346-82-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H11BrO5 and a molecular weight of 291.09500 g/mol. Key properties include a boiling point of 360.2ºC at 760mmHg, a density of 1.53g/cm3 and a flash point of 171.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 23346-82-9
Jingsj CID: J-1083549-1
Molecular Formula: C₁₀H₁₁BrO₅
Molecular Weight: 291.09500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	360.2ºC at 760mmHg
Density	1.53g/cm3
Flash Point	171.7ºC
Exact Mass	289.97900
PSA	64.99000
LogP	2.17310
Vapor Pressure	8.11E-06mmHg at 25°C
Refractive Index	1.553

Customs & Trade Information

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-bromo-3,4,5-trimethoxybenzoic acid?

The CAS number of 2-bromo-3,4,5-trimethoxybenzoic acid is 23346-82-9.

What are the molecular formula and molecular weight of 2-bromo-3,4,5-trimethoxybenzoic acid?

2-bromo-3,4,5-trimethoxybenzoic acid has molecular formula C10H11BrO5 and molecular weight 291.09500 g/mol.

What are the upstream and downstream products of 2-bromo-3,4,5-trimethoxybenzoic acid?

For 2-bromo-3,4,5-trimethoxybenzoic acid, Upstream Products: 3,4,5-Trimethoxybenzoic acid, Methyl 3,4,5-trimethoxybenzoate, Potassium ethoxide; Downstream Products: Methyl 2-amino-3,4,5-trimethoxybenzoate, 3,4,5-Trimethoxybenzamide, 2-Bromo-3,4,5-trimethoxybenzaldehyde.

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-bromo-3,4,5-trimethoxybenzoic acid (CAS 23346-82-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083549-1 (accessed 2026-11-09).

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