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(1H-Pyrazol-4-yl)methanol

Also known as: 4-Hydroxymethylpyrazole, 1H-Pyrazole-4-methanol, Pyrazole-4-methanol, 4-(Hydroxymethyl)pyrazole, 1H-pyrazol-4-ylmethanol, pyrazol-4-ylmethan-1-ol

(1H-Pyrazol-4-yl)methanol (CAS 25222-43-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H6N2O and a molecular weight of 98.103 g/mol. Key properties include a boiling point of 326.8±17.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 151.5±20.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25222-43-9
Jingsj CID
J-1974909-8
Molecular Formula
C4H6N2O
Molecular Weight
98.103 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point326.8±17.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point151.5±20.9 °C
Exact Mass98.048012
PSA48.91000
LogP-0.87
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.590

Activity & Biological Data

TargetHuman Endogenous Metabolite
Additional Information[1]. R Blomstrand, et al. Pyrazoles as Inhibitors of Alcohol Oxidation and as Important Tools in Alcohol Research: An Approach to Therapy Against Methanol Poisoning. Proc Natl Acad Sci U S A . 1979 Jul;76(7):3499-503.

Customs & Trade Information

HS Code2933199090
Summary2933199090. 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 (1H-Pyrazol-4-yl)methanol?

The CAS number of (1H-Pyrazol-4-yl)methanol is 25222-43-9.

What are the molecular formula and molecular weight of (1H-Pyrazol-4-yl)methanol?

(1H-Pyrazol-4-yl)methanol has molecular formula C4H6N2O and molecular weight 98.103 g/mol.

What are the upstream and downstream products of (1H-Pyrazol-4-yl)methanol?

For (1H-Pyrazol-4-yl)methanol, Upstream Products: Ethyl 4-pyrazolecarboxylate, (1-Benzyl-1H-pyrazol-4-yl)methanol, Diazomethane.

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

Last updated:

How to cite: Jingsj. "(1H-Pyrazol-4-yl)methanol (CAS 25222-43-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1974909-8 (accessed 2026-11-09).

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