Ethyl2,3-dihydro-3-oxo-1,2-benzisothiazole-2-acetate-1,1-dioxide

Ethyl2,3-dihydro-3-oxo-1,2-benzisothiazole-2-acetate-1,1-dioxide Structure
CAS No.
24683-20-3
Chemical Name:
Ethyl2,3-dihydro-3-oxo-1,2-benzisothiazole-2-acetate-1,1-dioxide
Synonyms
In1124 Impurity 5;Piroxicam EP IMP E;Ethyl (1,1-Dioxido-3-oxo-1,2-benzis;Saccharin N-(2-Acetic Acid Ethyl Ester);2-(1,2-Benzoisotiazolin-3-ona-1,1-dioxido)acetico;ethyl 2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetate;Ethyl-3-oxo-1,2-benzisothiazoline-2-acetate-1,1-dioxide;ethyl 2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)acetate;Saccharin N-(2-Acetic Acid Ethyl Ester) (Piroxicam Impurity E);Ethyl2,3-dihydro-3-oxo-1,2-benzisothiazole-2-acetate-1,1-dioxide
CBNumber:
CB11450922
Molecular Formula:
C11H11NO5S
Molecular Weight:
269.27
MOL File:
24683-20-3.mol
MSDS File:
SDS
Modify Date:
2023/5/4 15:14:40

Ethyl2,3-dihydro-3-oxo-1,2-benzisothiazole-2-acetate-1,1-dioxide Properties

Melting point 106℃
Boiling point 441.4±47.0 °C(Predicted)
Density 1.442±0.06 g/cm3(Predicted)
storage temp. -20°C Freezer, Under inert atmosphere
solubility Chloroform (Slightly), Ethyl Acetate (Slightly)
form Solid
pka -16.17±0.20(Predicted)
color White to Off-White

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H332-H312
Precautionary statements  P280-P302+P352-P312-P322-P363-P501-P264-P270-P301+P312-P330-P501-P261-P271-P304+P340-P312

Ethyl2,3-dihydro-3-oxo-1,2-benzisothiazole-2-acetate-1,1-dioxide Chemical Properties,Uses,Production

Uses

Piroxicam impurity E.

Ethyl2,3-dihydro-3-oxo-1,2-benzisothiazole-2-acetate-1,1-dioxide Preparation Products And Raw materials

Raw materials

Preparation Products

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Ethyl2,3-dihydro-3-oxo-1,2-benzisothiazole-2-acetate-1,1-dioxide Saccharin N-(2-Acetic Acid Ethyl Ester) (Piroxicam Impurity E) 3-Oxo-1,2-benzisothiazoline-2-acetic acid ethyl ester 1,1-dioxide 2-(1,2-Benzoisotiazolin-3-ona-1,1-dioxido)acetico ethyl 2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetate 1,2-Benzisothiazole-2(3H)-acetic acid, 3-oxo-, ethyl ester, 1,1-dioxide Imp. H (EP): Ethyl4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate1,1-Dioxide ethyl 2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)acetate 3-Oxo-1,2-benzisothiazole-2(3H)-acetic acid ethyl ester 1,1-dioxide Ethyl (1,1-Dioxido-3-oxo-1,2-benzis Saccharin N-(2-Acetic Acid Ethyl Ester) In1124 Impurity 5 Piroxicam EP Impurity E Ethyl (1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)acetate Ethyl-3-oxo-1,2-benzisothiazoline-2-acetate-1,1-dioxide Piroxicam EP IMP E 24683-20-3 Aromatics Impurities Intermediates & Fine Chemicals Pharmaceuticals Sulfur & Selenium Compounds