1-(1-ethyl-3,5-dimethyl-1H-pyrazol-4-yl)ethanone

1-(1-乙基-3,5-二甲基-1H-吡唑-4-基)乙酮

Also known as: 4-acetyl-1-ethyl-3,5-dimethylpyrazole, 3,5-Dimethyl-1-aethyl-4-acetyl-pyrazol, BB_SC-3696, AKOS B028618, AKOS PAO-0396, ART-CHEM-BB B028618, CHEMBRDG-BB 4017060, Ethanone, 1-(1-ethyl-3,5-dimethyl-1H-pyrazol-4-yl)-, 1-(1-Ethyl-3,5-dimethyl-1h-pyrazol-4-yl)ethan-1-one, 1-(1-ethyl-3,5-dimethyl-1H-pyrazol-4-yl)ethanone(SALTDATA: FREE)

1-(1-ethyl-3,5-dimethyl-1H-pyrazol-4-yl)ethanone (CAS 90565-37-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H14N2O and a molecular weight of 166.22000 g/mol. It is also known as 4-acetyl-1-ethyl-3,5-dimethylpyrazole, 3,5-Dimethyl-1-aethyl-4-acetyl-pyrazol and BB_SC-3696. Key properties include a boiling point of 259.2ºC at 760 mmHg, a density of 1.05g/cm3 and a flash point of 110.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
90565-37-0
Jingsj CID
J-1422828-7
Molecular Formula
C9H14N2O
Chinese Name
1-(1-乙基-3,5-二甲基-1H-吡唑-4-基)乙酮
Molecular Weight
166.22000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point259.2ºC at 760 mmHg
Density1.05g/cm3
Flash Point110.5ºC

Frequently Asked Questions

What is the CAS number of 1-(1-ethyl-3,5-dimethyl-1H-pyrazol-4-yl)ethanone?

The CAS number of 1-(1-ethyl-3,5-dimethyl-1H-pyrazol-4-yl)ethanone is 90565-37-0.

What are the molecular formula and molecular weight of 1-(1-ethyl-3,5-dimethyl-1H-pyrazol-4-yl)ethanone?

1-(1-ethyl-3,5-dimethyl-1H-pyrazol-4-yl)ethanone has molecular formula C9H14N2O and molecular weight 166.22000 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(1-ethyl-3,5-dimethyl-1H-pyrazol-4-yl)ethanone (CAS 90565-37-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1422828-7 (accessed 2026-10-25).

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