2-(sec-Butyl)-4,5-dimethyl-2,5-dihydrothiazole

2-仲丁基-4,5-二甲基-3-噻唑啉

Also known as: 2-(2-Butyl)-4,5-dimethyl-3-thiazoline, 2-sec-Butyl-4,5-dimethyl-3-thiazoline, 2-sec-Butyl-4,5-dimethyl-2,5-dihydrothiazole, 2-butan-2-yl-4,5-dimethyl-2,5-dihydro-1,3-thiazole, 2,5-Dihydro-4,5-dimethyl-2-(1-methylpropyl)thiazole, Thiazole, 2,5-dihydro-4,5-dimethyl-2-(1-methylpropyl)-, MFCD01680858, EINECS 265-968-0

2-(sec-Butyl)-4,5-dimethyl-2,5-dihydrothiazole (CAS 65894-82-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H17NS and a molecular weight of 171.30300 g/mol. It is also known as 2-(2-Butyl)-4,5-dimethyl-3-thiazoline, 2-sec-Butyl-4,5-dimethyl-3-thiazoline and 2-sec-Butyl-4,5-dimethyl-2,5-dihydrothiazole. Key properties include a boiling point of 233.2ºC at 760 mmHg, a density of 1.04 g/cm3 and a flash point of 94.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
65894-82-8
Jingsj CID
J-8401-3
Molecular Formula
C9H17NS
Chinese Name
2-仲丁基-4,5-二甲基-3-噻唑啉
Molecular Weight
171.30300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point233.2ºC at 760 mmHg
Density1.04 g/cm3
Flash Point94.8ºC

Frequently Asked Questions

What is the CAS number of 2-(sec-Butyl)-4,5-dimethyl-2,5-dihydrothiazole?

The CAS number of 2-(sec-Butyl)-4,5-dimethyl-2,5-dihydrothiazole is 65894-82-8.

What are the molecular formula and molecular weight of 2-(sec-Butyl)-4,5-dimethyl-2,5-dihydrothiazole?

2-(sec-Butyl)-4,5-dimethyl-2,5-dihydrothiazole has molecular formula C9H17NS and molecular weight 171.30300 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(sec-Butyl)-4,5-dimethyl-2,5-dihydrothiazole (CAS 65894-82-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8401-3 (accessed 2026-10-23).

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