[5-(thiophen-2-yl)-1H-pyrazol-3-yl]methanol

[5-(噻吩-2-基)-1H-吡唑-3-基]甲醇

Also known as: (3-(thiophen-2-yl)-1H-pyrazol-5-yl)methanol, 1H-pyrazole-3-methanol, 5-(2-thienyl)-, 3-(hydroxymethyl)-5-(thien-2-yl)-1H-pyrazole, 5-(thiophen-2-yl)-1H-pyrazol-3-yl]methanol

[5-(thiophen-2-yl)-1H-pyrazol-3-yl]methanol (CAS 852228-02-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8N2OS and a molecular weight of 180.22700 g/mol. It is also known as (3-(thiophen-2-yl)-1H-pyrazol-5-yl)methanol, 1H-pyrazole-3-methanol, 5-(2-thienyl)- and 3-(hydroxymethyl)-5-(thien-2-yl)-1H-pyrazole. Key properties include a boiling point of 426.8ºC at 760 mmHg, a density of 1.391g/cm3 and a flash point of 211.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
852228-02-5
Jingsj CID
J-1490919-3
Molecular Formula
C8H8N2OS
Chinese Name
[5-(噻吩-2-基)-1H-吡唑-3-基]甲醇
Molecular Weight
180.22700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point426.8ºC at 760 mmHg
Density1.391g/cm3
Flash Point211.9ºC

Frequently Asked Questions

What is the CAS number of [5-(thiophen-2-yl)-1H-pyrazol-3-yl]methanol?

The CAS number of [5-(thiophen-2-yl)-1H-pyrazol-3-yl]methanol is 852228-02-5.

What are the molecular formula and molecular weight of [5-(thiophen-2-yl)-1H-pyrazol-3-yl]methanol?

[5-(thiophen-2-yl)-1H-pyrazol-3-yl]methanol has molecular formula C8H8N2OS and molecular weight 180.22700 g/mol.

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

Last updated:

How to cite: Jingsj. "[5-(thiophen-2-yl)-1H-pyrazol-3-yl]methanol (CAS 852228-02-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1490919-3 (accessed 2026-10-24).

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