4-Bromocatechol

4-溴邻苯二酚

Also known as: 4-bromopyrocatechol, 4-bromobenzene-1,2-diol, 4-Bromo-1,2-benzenediol, 4-Bromo-1,2-dihydroxybenzene, 3,4-Dihydroxybromobenzene, 1,2-Benzenediol, 4-bromo-, p-Bromocatechol

4-Bromocatechol (CAS 17345-77-6) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H5BrO2 and a molecular weight of 189.007 g/mol. It is also known as 4-bromopyrocatechol, 4-bromobenzene-1,2-diol and 4-Bromo-1,2-benzenediol. Key properties include a melting point of 87ºC, a boiling point of 280.5±20.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 123.5±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17345-77-6
Jingsj CID
J-20050-7
Molecular Formula
C6H5BrO2
Chinese Name
4-溴邻苯二酚
Molecular Weight
189.007 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point87ºC
Boiling Point280.5±20.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point123.5±21.8 °C

Frequently Asked Questions

What is the CAS number of 4-Bromocatechol?

The CAS number of 4-Bromocatechol is 17345-77-6.

What are the molecular formula and molecular weight of 4-Bromocatechol?

4-Bromocatechol has molecular formula C6H5BrO2 and molecular weight 189.007 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Bromocatechol (CAS 17345-77-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20050-7 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.