methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide

Product Name: methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide
CAS No.: 6639-62-9
Chemical Name: methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide
Synonyms: NSC 49216;Einecs 229-646-3;Piroxicam EP IMP D;PiroxicaM IMpurity D;Piroxicam Related Compound D;Methyl (1,1-Dioxido-3-oxo-1,2-benzi;Saccharin N-(2-Acetic Acid Methyl Ester);methyl 2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetate;methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide;Methyl 2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3h)-yl)acetate
CBNumber: CB7890053
Molecular Formula: C10H9NO5S
Formula Weight: 255.25
MOL File: 6639-62-9.mol

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methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide Property

Melting point:: 121-123℃
Boiling point:: 434.5±47.0 °C(Predicted)
Density: 1.499±0.06 g/cm3(Predicted)
storage temp.: Refrigerator
solubility: Chloroform (Slightly), Methanol (Slightly)
form: Solid
pka: -16.92±0.20(Predicted)
color: White

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H319Causes serious eye irritation

Precautionary statements

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: S138940
Product name: (1,1,3-TRIOXO-1,3-DIHYDRO-BENZO(D)ISOTHIAZOL-2-YL)-ACETIC ACID METHYL ESTER
Purity: Aldrich<sup>CPR</sup>
Packaging: 1 unit
Price: $113
Updated: 2025/07/31

Sigma-Aldrich

Product number: 1544541
Product name: Piroxicam Related Compound D
Purity: United States Pharmacopeia (USP) Reference Standard
Packaging: 50MG
Price: $1230
Updated: 2025/07/31

Sigma-Aldrich

Product number: S138940
Product name: (1,1,3-TRIOXO-1,3-DIHYDRO-BENZO(D)ISOTHIAZOL-2-YL)-ACETIC ACID METHYL ESTER
Purity: AldrichCPR
Packaging: 10MG
Price: $106
Updated: 2023/06/20

TRC

Product number: O869775
Product name: 3-Oxo-1,2-benzoisothiazoline-2-aceticAcidMethylEster1,1-Dioxide
Packaging: 10mg
Price: $65
Updated: 2021/12/16

TRC

Product number: O869775
Product name: 3-Oxo-1,2-benzoisothiazoline-2-aceticAcidMethylEster1,1-Dioxide
Packaging: 2g
Price: $540
Updated: 2021/12/16

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methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide Chemical Properties,Usage,Production

Chemical Properties

White Solid

Uses

Piroxicam impurity D.

methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide Preparation Products And Raw materials

Raw materials

Preparation Products

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methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide Suppliers

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6639-62-9, methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxideRelated Search:

N-Ethyl-o/p-toluenesulfonamide N-(2-hydroxyethyl)-N-methylbenzenesulfonamide (1,1-DIOXIDO-3-OXO-1,2-BENZISOTHIAZOL-2(3H)-YL)ACETIC ACID 1,2-Benzisothiazol-3(2H)-one Ethyl2,3-dihydro-3-oxo-1,2-benzisothiazole-2-acetate-1,1-dioxide methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide 2,3-DIHYDRO-1,1-DIOXO-1,2-BENZISOTHIAZOLE PHENYLSULFONYL-SAR-OH N-METHYLSACCHARIN 2-sulfanylbenzamide Saccharin

methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide

2,3-DIHYDRO-3-OXO-1,2-BENZOISOTHIAZOLE-2-ACETIC ACID METHYL ESTER 1,1-DIOXIDE

3-Oxo-1,2-benzoisothiazoline-2-acetic Acid Methyl Ester 1,1-Dioxide(Piroxicam Impurity D)

Einecs 229-646-3

3-Oxo-1,2-benzoisothiazole-2(3H)acetic acid methyl ester,1-dioxide

NSC 49216

PiroxicaM IMpurity D

Saccharin N-(2-Acetic Acid Methyl Ester)

Methyl 3-oxo-2,3-dihydro-1,2-benzothiazole-2-acetate 1,1-dioxide

methyl 2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetate

Imp. D (EP): Methyl(1,1-Dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)acetate

Methyl (1,1-Dioxido-3-oxo-1,2-benzi

Methyl 2-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3h)-yl)acetate

1,2-Benzisothiazole-2(3H)-acetic acid, 3-oxo-, methyl ester, 1,1-dioxide

Piroxicam Related Compound D (50 mg) (Methyl 2-[1,1-dioxido-3-oxobenzoisothiazol-2(3H)-yl]acetate)

Piroxicam EP IMP D

Piroxicam EP Impurity D Methyl (1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)acetate

Piroxicam Related Compound D

(1,1,3-TRIOXO-1,3-DIHYDRO-BENZO(D)ISOTHIAZOL-2-YL)-ACETIC ACID METHYL ESTER

6639-62-9

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