4-bromo-5-fluorobenzene-1,2-diol

Also known as: 1,2-benzenediol, 4-bromo-5-fluoro-, 1,2-benzenediol, 4-bromo-5-fluoro- (9CI), 4-bromo-5-fluoro-1,2-benzenediol, 4-bromo-5-fluorocatechol

4-bromo-5-fluorobenzene-1,2-diol (CAS 656804-73-8) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H4BrFO2 and a molecular weight of 206.99700 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 656804-73-8
Jingsj CID: J-1343507-9
Molecular Formula: C₆H₄BrFO₂
Molecular Weight: 206.99700 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	205.93800
PSA	40.46000
LogP	1.99940

Customs & Trade Information

HS Code	2908199090
Summary	HS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-bromo-5-fluorobenzene-1,2-diol?

The CAS number of 4-bromo-5-fluorobenzene-1,2-diol is 656804-73-8.

What are the molecular formula and molecular weight of 4-bromo-5-fluorobenzene-1,2-diol?

4-bromo-5-fluorobenzene-1,2-diol has molecular formula C6H4BrFO2 and molecular weight 206.99700 g/mol.

What are the upstream and downstream products of 4-bromo-5-fluorobenzene-1,2-diol?

For 4-bromo-5-fluorobenzene-1,2-diol, Upstream Products: 4-Fluoro-1,2-dimethoxybenzene, 4-Fluorocatechol.

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. "4-bromo-5-fluorobenzene-1,2-diol (CAS 656804-73-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1343507-9 (accessed 2026-11-09).

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