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3-(HYDROXYMETHYL)-1H-PYRAZOL-5-OL

3-(羟甲基)-1H-吡唑-5-醇

Also known as: 3-(HYDROXYMETHYL)-1H-PYRAZOL-5-OL, 1H-Pyrazole-3-methanol, 5-hydroxy-, 5-hydroxy-3-hydroxymethylpyrazole

3-(HYDROXYMETHYL)-1H-PYRAZOL-5-OL (CAS 70498-81-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H6N2O2 and a molecular weight of 114.10300 g/mol. It is also known as 1H-Pyrazole-3-methanol, 5-hydroxy- and 5-hydroxy-3-hydroxymethylpyrazole. Key properties include a boiling point of 469.119ºC at 760 mmHg, a density of 1.558g/cm3 and a flash point of 237.515ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
70498-81-6
Jingsj CID
J-922422-1
Molecular Formula
C4H6N2O2
Chinese Name
3-(羟甲基)-1H-吡唑-5-醇
Molecular Weight
114.10300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point469.119ºC at 760 mmHg
Density1.558g/cm3
Flash Point237.515ºC

Frequently Asked Questions

What is the CAS number of 3-(HYDROXYMETHYL)-1H-PYRAZOL-5-OL?

The CAS number of 3-(HYDROXYMETHYL)-1H-PYRAZOL-5-OL is 70498-81-6.

What are the molecular formula and molecular weight of 3-(HYDROXYMETHYL)-1H-PYRAZOL-5-OL?

3-(HYDROXYMETHYL)-1H-PYRAZOL-5-OL has molecular formula C4H6N2O2 and molecular weight 114.10300 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(HYDROXYMETHYL)-1H-PYRAZOL-5-OL (CAS 70498-81-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-922422-1 (accessed 2026-10-25).

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