2-(tert-Butyl)-5-chloroisothiazol-3(2H)-one 1,1-dioxide

2-(叔丁基)-5-氯异噻唑-3(2H)-酮 1,1-二氧化物

Also known as: 2-tert-butyl-5-chloro-1,1-dioxo-1,2-thiazol-3-one, 5-Chloro-2-(2-methyl-2-propanyl)-1,2-thiazol-3(2H)-one 1,1-dioxide, 2-tert-butyl-5-chloro-isothiazolin-3-one-1,1-dioxide, 3(2H)-Isothiazolone, 5-chloro-2-(1,1-dimethylethyl)-, 1,1-dioxide, 2-tert-butyl-5-chloro-1,1-dioxoisothiazol-3(2H)-one

2-(tert-Butyl)-5-chloroisothiazol-3(2H)-one 1,1-dioxide (CAS 850314-47-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H10ClNO3S and a molecular weight of 223.677 g/mol. It is also known as 2-tert-butyl-5-chloro-1,1-dioxo-1,2-thiazol-3-one, 5-Chloro-2-(2-methyl-2-propanyl)-1,2-thiazol-3(2H)-one 1,1-dioxide and 2-tert-butyl-5-chloro-isothiazolin-3-one-1,1-dioxide. Key properties include a boiling point of 298.3±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 134.2±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
850314-47-5
Jingsj CID
J-1154057-3
Molecular Formula
C7H10ClNO3S
Chinese Name
2-(叔丁基)-5-氯异噻唑-3(2H)-酮 1,1-二氧化物
Molecular Weight
223.677 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point298.3±50.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point134.2±30.1 °C

Frequently Asked Questions

What is the CAS number of 2-(tert-Butyl)-5-chloroisothiazol-3(2H)-one 1,1-dioxide?

The CAS number of 2-(tert-Butyl)-5-chloroisothiazol-3(2H)-one 1,1-dioxide is 850314-47-5.

What are the molecular formula and molecular weight of 2-(tert-Butyl)-5-chloroisothiazol-3(2H)-one 1,1-dioxide?

2-(tert-Butyl)-5-chloroisothiazol-3(2H)-one 1,1-dioxide has molecular formula C7H10ClNO3S and molecular weight 223.677 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(tert-Butyl)-5-chloroisothiazol-3(2H)-one 1,1-dioxide (CAS 850314-47-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1154057-3 (accessed 2026-10-25).

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