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1-methallyl-3-methyl-2-thiourea

1-甲代烯丙基-3-甲基-2-硫脲

Also known as: 1-Methyl-3-(2-methylallyl)thiourea, 1-methyl-3-(2-methylprop-2-enyl)-2-thiourea, N-METHALLYL-N'-METHYLTHIOUREA, USAF MO-4, n-methyl-n'-(2-methyl-2-propen-1-yl)thiourea, Methallyl-methyl-thioharnstoff, MFCD00012209, EINECS 244-150-7

1-methallyl-3-methyl-2-thiourea (CAS 21018-38-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H12N2S and a molecular weight of 144.23800 g/mol. It is also known as 1-Methyl-3-(2-methylallyl)thiourea, 1-methyl-3-(2-methylprop-2-enyl)-2-thiourea and N-METHALLYL-N'-METHYLTHIOUREA. Key properties include a melting point of 60-62ºC, a boiling point of 189.7ºC at 760 mmHg, a density of 0.994g/cm3 and a flash point of 68.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21018-38-2
Jingsj CID
J-1993948-3
Molecular Formula
C6H12N2S
Chinese Name
1-甲代烯丙基-3-甲基-2-硫脲
Molecular Weight
144.23800 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point60-62ºC
Boiling Point189.7ºC at 760 mmHg
Density0.994g/cm3
Flash Point68.5ºC

Frequently Asked Questions

What is the CAS number of 1-methallyl-3-methyl-2-thiourea?

The CAS number of 1-methallyl-3-methyl-2-thiourea is 21018-38-2.

What are the molecular formula and molecular weight of 1-methallyl-3-methyl-2-thiourea?

1-methallyl-3-methyl-2-thiourea has molecular formula C6H12N2S and molecular weight 144.23800 g/mol.

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

Last updated:

How to cite: Jingsj. "1-methallyl-3-methyl-2-thiourea (CAS 21018-38-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993948-3 (accessed 2026-10-24).

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