4-Bromo-2-(1H-pyrazol-3-yl)phenol

4-溴-2-(1H-吡唑-3-基)苯酚

Also known as: 3-(5-bromo-2-hydroxyphenyl)pyrazole, 3-(5-bromo-2-phenol)pyrazol, 4-bromo-6-(1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one

4-Bromo-2-(1H-pyrazol-3-yl)phenol (CAS 99067-15-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7BrN2O and a molecular weight of 239.06900 g/mol. It is also known as 3-(5-bromo-2-hydroxyphenyl)pyrazole, 3-(5-bromo-2-phenol)pyrazol and 4-bromo-6-(1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one. Key properties include a melting point of 159-163ºC(lit.), a boiling point of 406.5ºC at 760 mmHg, a density of 1.696g/cm3 and a flash point of 199.6ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
99067-15-9
Jingsj CID
J-1086141-1
Molecular Formula
C9H7BrN2O
Chinese Name
4-溴-2-(1H-吡唑-3-基)苯酚
Molecular Weight
239.06900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point159-163ºC(lit.)
Boiling Point406.5ºC at 760 mmHg
Density1.696g/cm3
Flash Point199.6ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-Bromo-2-(1H-pyrazol-3-yl)phenol?

The CAS number of 4-Bromo-2-(1H-pyrazol-3-yl)phenol is 99067-15-9.

What are the molecular formula and molecular weight of 4-Bromo-2-(1H-pyrazol-3-yl)phenol?

4-Bromo-2-(1H-pyrazol-3-yl)phenol has molecular formula C9H7BrN2O and molecular weight 239.06900 g/mol.

Is 4-Bromo-2-(1H-pyrazol-3-yl)phenol hazardous?

4-Bromo-2-(1H-pyrazol-3-yl)phenol has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-Bromo-2-(1H-pyrazol-3-yl)phenol (CAS 99067-15-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1086141-1 (accessed 2026-10-25).

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