5-tert-butyl-2-(3-methylbutyl)-2,4-dihydro-3H-pyrazol-3-one

5-叔丁基-2-(3-甲基丁基)-2,4-二氢-吡唑-3-酮

Also known as: 5-tert-butyl-2-(3-methylbutyl)-4H-pyrazol-3-one, 3H-Pyrazol-3-one, 5-(1,1-dimethylethyl)-2,4-dihydro-2-(3-methylbutyl)-, 5-tert-butyl-2-(3-methyl-butyl)-2,4-dihydro-pyrazol-3-one

5-tert-butyl-2-(3-methylbutyl)-2,4-dihydro-3H-pyrazol-3-one (CAS 864685-45-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H22N2O and a molecular weight of 210.31600 g/mol. It is also known as 5-tert-butyl-2-(3-methylbutyl)-4H-pyrazol-3-one, 3H-Pyrazol-3-one, 5-(1,1-dimethylethyl)-2,4-dihydro-2-(3-methylbutyl)- and 5-tert-butyl-2-(3-methyl-butyl)-2,4-dihydro-pyrazol-3-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 864685-45-0
Jingsj CID: J-1508895-6
Molecular Formula: C₁₂H₂₂N₂O
Chinese Name: 5-叔丁基-2-(3-甲基丁基)-2,4-二氢-吡唑-3-酮
Molecular Weight: 210.31600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-tert-butyl-2-(3-methylbutyl)-2,4-dihydro-3H-pyrazol-3-one?

The CAS number of 5-tert-butyl-2-(3-methylbutyl)-2,4-dihydro-3H-pyrazol-3-one is 864685-45-0.

What are the molecular formula and molecular weight of 5-tert-butyl-2-(3-methylbutyl)-2,4-dihydro-3H-pyrazol-3-one?

5-tert-butyl-2-(3-methylbutyl)-2,4-dihydro-3H-pyrazol-3-one has molecular formula C12H22N2O and molecular weight 210.31600 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-tert-butyl-2-(3-methylbutyl)-2,4-dihydro-3H-pyrazol-3-one (CAS 864685-45-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1508895-6 (accessed 2026-10-25).

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