1-isobutylthiourea

N-异丁基硫脲

Also known as: 2-methylpropylthiourea, N-(2-methylpropyl)thiourea, isobutylthiourea, N-isobutylthiourea, Thiourea, N-(2-methylpropyl)-, 1-Isobutylthiourea

1-isobutylthiourea (CAS 1516-33-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H12N2S and a molecular weight of 132.22700 g/mol. It is also known as 2-methylpropylthiourea, N-(2-methylpropyl)thiourea and isobutylthiourea. Key properties include a boiling point of 194.6ºC at 760mmHg, a density of 1.025g/cm3 and a flash point of 71.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1516-33-2
Jingsj CID
J-972066-0
Molecular Formula
C5H12N2S
Chinese Name
N-异丁基硫脲
Molecular Weight
132.22700 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point194.6ºC at 760mmHg
Density1.025g/cm3
Flash Point71.5ºC

Frequently Asked Questions

What is the CAS number of 1-isobutylthiourea?

The CAS number of 1-isobutylthiourea is 1516-33-2.

What are the molecular formula and molecular weight of 1-isobutylthiourea?

1-isobutylthiourea has molecular formula C5H12N2S and molecular weight 132.22700 g/mol.

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

Last updated:

How to cite: Jingsj. "1-isobutylthiourea (CAS 1516-33-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-972066-0 (accessed 2026-10-25).

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