5-(tert-butyl)pyrimidin-2(1H)-one

5-(叔丁基)嘧啶-2(1H)-酮

Also known as: 5-(1,1-dimethylethyl)-2(1H)-pyrimidinone, 5-tert-butylpyrimidin-2-ol, 5-t-butylpyrimidin-2-one, 5-tert-butyl-2(1H)-pyrimidinone

5-(tert-butyl)pyrimidin-2(1H)-one (CAS 133271-21-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H12N2O and a molecular weight of 152.194 g/mol. It is also known as 5-(1,1-dimethylethyl)-2(1H)-pyrimidinone, 5-tert-butylpyrimidin-2-ol and 5-t-butylpyrimidin-2-one. Key property: a density of 1.1±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
133271-21-3
Jingsj CID
J-1319181-4
Molecular Formula
C8H12N2O
Chinese Name
5-(叔丁基)嘧啶-2(1H)-酮
Molecular Weight
152.194 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.1±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of 5-(tert-butyl)pyrimidin-2(1H)-one?

The CAS number of 5-(tert-butyl)pyrimidin-2(1H)-one is 133271-21-3.

What are the molecular formula and molecular weight of 5-(tert-butyl)pyrimidin-2(1H)-one?

5-(tert-butyl)pyrimidin-2(1H)-one has molecular formula C8H12N2O and molecular weight 152.194 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(tert-butyl)pyrimidin-2(1H)-one (CAS 133271-21-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1319181-4 (accessed 2026-10-25).

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