2-(1,1,3-trioxo-2,3-dihydro-1H-1lambda6-benzo[d]isothiazol-2-yl)acetonitrile

(1,1,3-三氧代-1,3-二氢-1lambda6-苯并[d]异噻唑-2-基)-乙腈

Also known as: (1,1,3-trioxo-1,3-dihydro-1lambda6-benzo[d]isothiazol-2-yl)-acetonitrile, 1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)acetonitrile, 1,2-Benzisothiazole-2(3H)-acetonitrile, 3-oxo-, 1,1-dioxide, 2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)acetonitrile, 2-cyanomethyl-1,2-benzisothiazol-3(2H)-one 1,1-dioxide, saccharin-2-acetonitrile

2-(1,1,3-trioxo-2,3-dihydro-1H-1lambda6-benzo[d]isothiazol-2-yl)acetonitrile (CAS 52188-12-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6N2O3S and a molecular weight of 222.22100 g/mol. It is also known as (1,1,3-trioxo-1,3-dihydro-1lambda6-benzo[d]isothiazol-2-yl)-acetonitrile, 1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)acetonitrile and 1,2-Benzisothiazole-2(3H)-acetonitrile, 3-oxo-, 1,1-dioxide. Key properties include a melting point of 142ºC, a boiling point of 462.2ºC at 760 mmHg, a density of 1.547g/cm3 and a flash point of 233.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

52188-12-2

Jingsj CID

J-1080138-1

Molecular Formula

C₉H₆N₂O₃S

Chinese Name

(1,1,3-三氧代-1,3-二氢-1lambda6-苯并[d]异噻唑-2-基)-乙腈

Molecular Weight

222.22100 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026