2-Isobutylthiazole

2-异丁基噻唑

Also known as: 2-isobutyl thiazole, 2-(2-Methylpropyl)-1,3-thiazole, 2-(2-Methylpropyl)-thiazole, 2-(2-methylpropyl)thiazole, 2-ISOBUTYL-1,3-THIAZOLE, 2-Isobutyl-1,3-thiazole, 2-i-butylthiazole, isobutylthiazole, FEMA 3134, FEMA NUMBER 3134, MFCD00005334, THIAZOLE, 2-ISOBUTYL, Thiazole, 2-(2-methylpropyl)-, "TOMATO LEAF" THIAZOLE, 'TOMATO LEAF' THIAZOLE

2-Isobutylthiazole (CAS 18640-74-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H11NS and a molecular weight of 141.234 g/mol. It is also known as 2-isobutyl thiazole, 2-(2-Methylpropyl)-1,3-thiazole and 2-(2-Methylpropyl)-thiazole. Key properties include a boiling point of 182.7±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 57.8±0.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18640-74-9
Jingsj CID
J-38719-8
Molecular Formula
C7H11NS
Chinese Name
2-异丁基噻唑
Molecular Weight
141.234 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point182.7±9.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point57.8±0.0 °C

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Isobutylthiazole?

The CAS number of 2-Isobutylthiazole is 18640-74-9.

What are the molecular formula and molecular weight of 2-Isobutylthiazole?

2-Isobutylthiazole has molecular formula C7H11NS and molecular weight 141.234 g/mol.

Is 2-Isobutylthiazole hazardous?

2-Isobutylthiazole has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2-Isobutylthiazole (CAS 18640-74-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38719-8 (accessed 2026-10-24).

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