2,3-Dihydro-3,3-dimethyl-1,2-benzisothiazole 1,1-dioxide

2,3-二氢-3,3-二甲基-1,2-苯并异噻唑1,1-二氧化物

Also known as: 1,2-Benzisothiazole, 2,3-dihydro-3,3-dimethyl-, 1,1-dioxide, 3,3-Dimethyl-2,3-dihydro-1,2-benzisothiazole 1,1-dioxide, 3,3-dimethyl-2,3-dihydrobenzo[d]isothiazole 1,1-dioxide, 2,3-dihydro-3,3-dimethyl-1,2-benzisothiazol-1,1-dioxide

2,3-Dihydro-3,3-dimethyl-1,2-benzisothiazole 1,1-dioxide (CAS 102362-98-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H11NO2S and a molecular weight of 197.25400 g/mol. It is also known as 1,2-Benzisothiazole, 2,3-dihydro-3,3-dimethyl-, 1,1-dioxide, 3,3-Dimethyl-2,3-dihydro-1,2-benzisothiazole 1,1-dioxide and 3,3-dimethyl-2,3-dihydrobenzo[d]isothiazole 1,1-dioxide. Key properties include a melting point of 101-107ºC, a boiling point of 316.9ºC at 760 mmHg, a density of 1.236g/cm3 and a flash point of 145.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
102362-98-1
Jingsj CID
J-1355711-3
Molecular Formula
C9H11NO2S
Chinese Name
2,3-二氢-3,3-二甲基-1,2-苯并异噻唑1,1-二氧化物
Molecular Weight
197.25400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point101-107ºC
Boiling Point316.9ºC at 760 mmHg
Density1.236g/cm3
Flash Point145.5ºC

Frequently Asked Questions

What is the CAS number of 2,3-Dihydro-3,3-dimethyl-1,2-benzisothiazole 1,1-dioxide?

The CAS number of 2,3-Dihydro-3,3-dimethyl-1,2-benzisothiazole 1,1-dioxide is 102362-98-1.

What are the molecular formula and molecular weight of 2,3-Dihydro-3,3-dimethyl-1,2-benzisothiazole 1,1-dioxide?

2,3-Dihydro-3,3-dimethyl-1,2-benzisothiazole 1,1-dioxide has molecular formula C9H11NO2S and molecular weight 197.25400 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3-Dihydro-3,3-dimethyl-1,2-benzisothiazole 1,1-dioxide (CAS 102362-98-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1355711-3 (accessed 2026-10-22).

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