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. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. 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
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 159-163ºC(lit.) |
|---|---|
| Boiling Point | 406.5ºC at 760 mmHg |
| Density | 1.696g/cm3 |
| Flash Point | 199.6ºC |
| Exact Mass | 237.97400 |
| PSA | 48.91000 |
| LogP | 2.54480 |
| Refractive Index | 1.675 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2933199090 |
|---|---|
| Summary | 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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 and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 4-Bromo-2-(1H-pyrazol-3-yl)phenol?
For 4-Bromo-2-(1H-pyrazol-3-yl)phenol, Upstream Products: Thiosemicarbazide.
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 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.