5-butyl-6-methyl-2-thiouracil

5-丁基-6-甲基-2-硫尿嘧啶

Also known as: 4(1H)-Pyrimidinone,5-butyl-2,3-dihydro-6-methyl-2-thioxo-, 5-Butyl-2-Mercapto-6-MethylpyriMidin-4-ol, 5-Butyl-6-methyl-2-thioxo-2,3-dihydro-1H-pyrimidin-4-on, 5-Butyl-6-methyl-2-thioxo-2,3-dihydropyrimidin-4(1H)-one, 5-butyl-2-mercapto-6-methylpyrimidin-4-ol, 5-butyl-4-hydroxy-2-mercapto-6-methylpyrimidine, 5-butyl-6-methyl-2-sulfanylidene-1H-pyrimidin-4-one, 5-butyl-6-methyl-2-thioxo-2,3-dihydro-1H-pyrimidin-4-one, Butystat, EINECS 249-447-5, Tireobutil, Uracil,5-butyl-6-methyl-2-thio-

5-butyl-6-methyl-2-thiouracil (CAS 29113-41-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H14N2OS and a molecular weight of 198.28500 g/mol. It is also known as 4(1H)-Pyrimidinone,5-butyl-2,3-dihydro-6-methyl-2-thioxo-, 5-Butyl-2-Mercapto-6-MethylpyriMidin-4-ol and 5-Butyl-6-methyl-2-thioxo-2,3-dihydro-1H-pyrimidin-4-on. Key properties include a boiling point of 363.8ºC at 760mmHg, a density of 1.16g/cm3 and a flash point of 173.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29113-41-5
Jingsj CID
J-1500664-2
Molecular Formula
C9H14N2OS
Chinese Name
5-丁基-6-甲基-2-硫尿嘧啶
Molecular Weight
198.28500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point363.8ºC at 760mmHg
Density1.16g/cm3
Flash Point173.8ºC

Frequently Asked Questions

What is the CAS number of 5-butyl-6-methyl-2-thiouracil?

The CAS number of 5-butyl-6-methyl-2-thiouracil is 29113-41-5.

What are the molecular formula and molecular weight of 5-butyl-6-methyl-2-thiouracil?

5-butyl-6-methyl-2-thiouracil has molecular formula C9H14N2OS and molecular weight 198.28500 g/mol.

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

Last updated:

How to cite: Jingsj. "5-butyl-6-methyl-2-thiouracil (CAS 29113-41-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500664-2 (accessed 2026-10-23).

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