5-Amino-3-tert-butylisothiazole

3-叔丁基异噻唑-5-氨基

Also known as: 3-tert-butylisothiazol-5-amine, 3-(tert-butyl)isothiazol-5-amine, 5-Isothiazolamine, 3-(1,1-dimethylethyl)-, 3-(2-Methyl-2-propanyl)-1,2-thiazol-5-amine, 5-amino-3-tert.-butylisothiazole, 3-tert-butyl-1,2-thiazol-5-amine, 3-tert-butyl-5-isothiazolamine, 5-Amino-3-tert-butyl-1,2-thiazole

5-Amino-3-tert-butylisothiazole (CAS 89151-73-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H12N2S and a molecular weight of 156.249 g/mol. It is also known as 3-tert-butylisothiazol-5-amine, 3-(tert-butyl)isothiazol-5-amine and 5-Isothiazolamine, 3-(1,1-dimethylethyl)-. Key properties include a boiling point of 176.6±38.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 60.6±26.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 89151-73-5
Jingsj CID: J-1501585-5
Molecular Formula: C₇H₁₂N₂S
Chinese Name: 3-叔丁基异噻唑-5-氨基
Molecular Weight: 156.249 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	176.6±38.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	60.6±26.8 °C

Frequently Asked Questions

What is the CAS number of 5-Amino-3-tert-butylisothiazole?

The CAS number of 5-Amino-3-tert-butylisothiazole is 89151-73-5.

What are the molecular formula and molecular weight of 5-Amino-3-tert-butylisothiazole?

5-Amino-3-tert-butylisothiazole has molecular formula C7H12N2S and molecular weight 156.249 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-Amino-3-tert-butylisothiazole (CAS 89151-73-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501585-5 (accessed 2026-10-25).

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