5-Cyano-6-methyluracil

5-氰基-6-甲基尿嘧啶

Also known as: 4-methyl-2,6-dioxo-3H-pyrimidine-5-carbonitrile, 6-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile, 6-methyl-5-cyanouracil, 5-cyano-6-methyluracil, 2,4-dioxo-6-methyl-1,2,3,4-tetrahydro-5-pyrimidinecarbonitrile, 6-methyl-2,4-dioxo-1H-pyrimidine-5-carbonitrile

5-Cyano-6-methyluracil (CAS 5900-40-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5N3O2 and a molecular weight of 151.12300 g/mol. It is also known as 4-methyl-2,6-dioxo-3H-pyrimidine-5-carbonitrile, 6-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile and 6-methyl-5-cyanouracil. Key property: a density of 1.42g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5900-40-3
Jingsj CID
J-855679-0
Molecular Formula
C6H5N3O2
Chinese Name
5-氰基-6-甲基尿嘧啶
Molecular Weight
151.12300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.42g/cm3

Frequently Asked Questions

What is the CAS number of 5-Cyano-6-methyluracil?

The CAS number of 5-Cyano-6-methyluracil is 5900-40-3.

What are the molecular formula and molecular weight of 5-Cyano-6-methyluracil?

5-Cyano-6-methyluracil has molecular formula C6H5N3O2 and molecular weight 151.12300 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Cyano-6-methyluracil (CAS 5900-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-855679-0 (accessed 2026-10-23).

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