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4-(1-PYRAZOLYL)-2-BUTANONE

4-(1H-吡唑-1-基)-2-丁酮

Also known as: 2-Butanone, 4-(1H-pyrazol-1-yl)-, 4-(1H-pyrazol-1-yl)-2-butanone, 4-(1H-pyrazol-1-yl)butan-2-one, 4-(pyrazol-1-yl)butan-2-one, 4-Pyrazolino-2-butanone, 4-pyrazol-1-ylbutan-2-one

4-(1-PYRAZOLYL)-2-BUTANONE (CAS 89943-03-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H10N2O and a molecular weight of 138.16700 g/mol. It is also known as 2-Butanone, 4-(1H-pyrazol-1-yl)-, 4-(1H-pyrazol-1-yl)-2-butanone and 4-(1H-pyrazol-1-yl)butan-2-one. Key properties include a boiling point of 245.8ºC at 760 mmHg, a density of 1.07g/cm3 and a flash point of 102.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
89943-03-3
Jingsj CID
J-1084109-3
Molecular Formula
C7H10N2O
Chinese Name
4-(1H-吡唑-1-基)-2-丁酮
Molecular Weight
138.16700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point245.8ºC at 760 mmHg
Density1.07g/cm3
Flash Point102.5ºC

Frequently Asked Questions

What is the CAS number of 4-(1-PYRAZOLYL)-2-BUTANONE?

The CAS number of 4-(1-PYRAZOLYL)-2-BUTANONE is 89943-03-3.

What are the molecular formula and molecular weight of 4-(1-PYRAZOLYL)-2-BUTANONE?

4-(1-PYRAZOLYL)-2-BUTANONE has molecular formula C7H10N2O and molecular weight 138.16700 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(1-PYRAZOLYL)-2-BUTANONE (CAS 89943-03-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084109-3 (accessed 2026-10-25).

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