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ChemicalBook >> CAS DataBase List >> methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide

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

methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide price.
  • $65 - $2583
  • Product name: methyl 3-oxo1,2-benzisothiazole-2(3H)-acetate 1,1-dioxide
  • CAS: 6639-62-9
  • MF: C10H9NO5S
  • MW: 255.25
  • EINECS:229-646-3
  • MDL Number:MFCD00071807
  • Synonyms: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)
Price23 Properties Safety Information Description
23 prices
Selected condition：
Brand
  • aablocks
  • AK Scientific
  • American Custom Chemicals Corporation
  • Biosynth
  • Matrix Scientific
  • Sigma-Aldrich
  • TRC
  • Usbiological
Package
  • 5MG
  • 10MG
  • 25mg
  • 50MG
  • 100mg
  • 0.50g
  • 0.5g
  • 500mg
  • 1g
  • 2g
  • 5G
  • 10g
  • 1 unit
  • Manufactureraablocks
  • Product numberAA00FDPW
  • Product description2,3-Dihydro-3-oxo-1,2-benzoisothiazole-2-aceticacidmethylester1,1-dioxide 95%
  • Packaging25mg
  • Price$102
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00FDPW
  • Product description2,3-Dihydro-3-oxo-1,2-benzoisothiazole-2-aceticacidmethylester1,1-dioxide 95%
  • Packaging100mg
  • Price$205
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00FDPW
  • Product description2,3-Dihydro-3-oxo-1,2-benzoisothiazole-2-aceticacidmethylester1,1-dioxide 95+%
  • Packaging500mg
  • Price$275
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product number2805BA
  • Product descriptionSaccharinN-(2-AceticAcidMethylEster)
  • Packaging500mg
  • Price$540
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAPI0046007
  • Product descriptionPIROXICAM EP IMPURITY D 95.00%
  • Packaging5MG
  • Price$452.3
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0150167
  • Product description3-OXO-1,2-BENZOISOTHIAZOLINE-2-ACETIC ACID METHYL ESTER 1,1-DIOXIDE 95.00%
  • Packaging5MG
  • Price$500.67
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberIO26668
  • Product description3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide
  • Packaging500mg
  • Price$135
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberIO26668
  • Product description3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide
  • Packaging5G
  • Price$787.5
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberIO26668
  • Product description3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide
  • Packaging10g
  • Price$1449
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberIO26668
  • Product description3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide
  • Packaging0.5g
  • Price$649
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberIO26668
  • Product description3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide
  • Packaging1g
  • Price$908.6
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberIO26668
  • Product description3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide
  • Packaging2g
  • Price$1557.6
  • Updated2026-06-04
  • Buy
  • ManufacturerMatrix Scientific
  • Product number202172
  • Product descriptionMethyl 2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetate
  • Packaging0.50g
  • Price$363
  • Updated2026-05-18
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number1544541
  • Product descriptionPiroxicam Related Compound D United States Pharmacopeia (USP) Reference Standard
  • Packaging50MG
  • Price$1320
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberS138940
  • Product description(1,1,3-TRIOXO-1,3-DIHYDRO-BENZO(D)ISOTHIAZOL-2-YL)-ACETIC ACID METHYL ESTER AldrichCPR
  • Packaging10MG
  • Price$106
  • Updated2023-06-20
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberS138940
  • Product description(1,1,3-TRIOXO-1,3-DIHYDRO-BENZO(D)ISOTHIAZOL-2-YL)-ACETIC ACID METHYL ESTER AldrichCPR
  • Packaging1 unit
  • Price$121
  • Updated2026-04-30
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00FDPW 2,3-Dihydro-3-oxo-1,2-benzoisothiazole-2-aceticacidmethylester1,1-dioxide 95% 25mg $102 2026-05-28 Buy
aablocks AA00FDPW 2,3-Dihydro-3-oxo-1,2-benzoisothiazole-2-aceticacidmethylester1,1-dioxide 95% 100mg $205 2026-05-28 Buy
aablocks AA00FDPW 2,3-Dihydro-3-oxo-1,2-benzoisothiazole-2-aceticacidmethylester1,1-dioxide 95+% 500mg $275 2026-05-28 Buy
AK Scientific 2805BA SaccharinN-(2-AceticAcidMethylEster) 500mg $540 2021-12-16 Buy
American Custom Chemicals Corporation API0046007 PIROXICAM EP IMPURITY D 95.00% 5MG $452.3 2021-12-16 Buy
American Custom Chemicals Corporation CHM0150167 3-OXO-1,2-BENZOISOTHIAZOLINE-2-ACETIC ACID METHYL ESTER 1,1-DIOXIDE 95.00% 5MG $500.67 2021-12-16 Buy
Biosynth IO26668 3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide 500mg $135 2021-12-16 Buy
Biosynth IO26668 3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide 5G $787.5 2021-12-16 Buy
Biosynth IO26668 3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide 10g $1449 2021-12-16 Buy
Biosynth IO26668 3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide 0.5g $649 2026-06-04 Buy
Biosynth IO26668 3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide 1g $908.6 2026-06-04 Buy
Biosynth IO26668 3-Oxo-1,2-benzoisothiazoline-2-acetic acid methyl ester 1,1-dioxide 2g $1557.6 2026-06-04 Buy
Matrix Scientific 202172 Methyl 2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetate 0.50g $363 2026-05-18 Buy
Sigma-Aldrich 1544541 Piroxicam Related Compound D United States Pharmacopeia (USP) Reference Standard 50MG $1320 2026-04-30 Buy
Sigma-Aldrich S138940 (1,1,3-TRIOXO-1,3-DIHYDRO-BENZO(D)ISOTHIAZOL-2-YL)-ACETIC ACID METHYL ESTER AldrichCPR 10MG $106 2023-06-20 Buy
Sigma-Aldrich S138940 (1,1,3-TRIOXO-1,3-DIHYDRO-BENZO(D)ISOTHIAZOL-2-YL)-ACETIC ACID METHYL ESTER AldrichCPR 1 unit $121 2026-04-30 Buy
Next Last

Properties

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

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Piroxicam impurity D.

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Chemsky（shanghai）International Co.,Ltd. BOC Sciences Quality Control Solutions Ltd. Beijing FYF Chemicals Co., Ltd BOC Sciences Shanghai YuanYe Biotechnology Co., Ltd. Hubei Yangxin Medical Technology Co., Ltd. Shenzhen SUNGENING Bio-Medical Co., Ltd. Weichang Yuanhe Biotech R&D Co.,Ltd.