5-Cyclopropyl-1,2-dihydro-3H-pyrazol-3-one

5-环丙基-1,2-二氢-3H-吡唑-3-酮

Also known as: 5-Cyclopropyl-1,2-dihydropyrazol-3-one, 3-cyclopropyl-1H-pyrazol-5-ol, 5-cyclopropyl-3-hydroxypyrazole, 5-cyclopropyl-1H-pyrazol-3(2H)-one, 5-cyclopropyl-1,2-dihydro-3H-pyrazol-3-one

5-Cyclopropyl-1,2-dihydro-3H-pyrazol-3-one (CAS 199125-36-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H8N2O and a molecular weight of 124.14100 g/mol. It is also known as 5-Cyclopropyl-1,2-dihydropyrazol-3-one, 3-cyclopropyl-1H-pyrazol-5-ol and 5-cyclopropyl-3-hydroxypyrazole. Key property: a density of 1.300±0.06 g/cm3(Predicted). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
199125-36-5
Jingsj CID
J-1515790-8
Molecular Formula
C6H8N2O
Chinese Name
5-环丙基-1,2-二氢-3H-吡唑-3-酮
Molecular Weight
124.14100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.300±0.06 g/cm3(Predicted)

Frequently Asked Questions

What is the CAS number of 5-Cyclopropyl-1,2-dihydro-3H-pyrazol-3-one?

The CAS number of 5-Cyclopropyl-1,2-dihydro-3H-pyrazol-3-one is 199125-36-5.

What are the molecular formula and molecular weight of 5-Cyclopropyl-1,2-dihydro-3H-pyrazol-3-one?

5-Cyclopropyl-1,2-dihydro-3H-pyrazol-3-one has molecular formula C6H8N2O and molecular weight 124.14100 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Cyclopropyl-1,2-dihydro-3H-pyrazol-3-one (CAS 199125-36-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1515790-8 (accessed 2026-10-26).

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