Welcome to chemicalbook!
China English Japan Germany
010-86108875
18162-48-6872-50-4Methylene ChloridenaphthaleneTHFTitanium Dioxide
Structure Search
RFQ
Try our best to find the right business for you.
Messages
Do not miss inquiry messages Please log in to view all inquiry messages.
My chemicalbook Sign in

Welcome back!

RFQ
skype
MY Account
Top
ChemicalBook >> CAS DataBase List >> Ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide

Ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide

Ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide price.
  • $7 - $7000
  • Product name: Ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide
  • CAS: 24683-26-9
  • MF: C12H13NO5S
  • MW: 283.3
  • EINECS:246-403-7
  • MDL Number:MFCD00190168
  • Synonyms:(4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid ethyl)1,1-dioxide;Ethyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide (Piroxicam Impurity K);2-benzothiazine-3-carboxylic acid ethyl ester-1;2-Methyl-4-hydroxy-2H-1;Meloxicam Related Compound A (25 mg) (ethyl-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate- 1,1-dioxide);MeloxicaM IMpurity A(EP) (USP RC A);Ethyl 4-hydroxy-2-methyl-1,1-dioxo-2H-1,2-benzothiazine-3-carboxylate 97%;ETHYL 4-HYDROXY-2-METHYL-1,1-DIOXO-2H-1,2-BENZOTHIAZINE-3-CARBOXYLATE
Price50 Properties Safety Information Description
50 prices
Selected condition：
Brand
  • A2B
  • aablocks
  • AHH
  • AK Scientific
  • Alichem
  • American Custom Chemicals Corporation
  • Arctom
  • Biosynth
  • Chemenu
  • Crysdot
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • TRC
  • Usbiological
Package
  • 25mg
  • 50MG
  • 100mg
  • 1g
  • 5g
  • y0001035
  • 10g
  • 25g
  • 50g
  • 100g
  • 500g
  • 5000g
  • 15 mg
  • ManufacturerA2B
  • Product numberAI45734
  • Product descriptionEthyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide 98%
  • Packaging5g
  • Price$7
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI45734
  • Product descriptionEthyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide 98%
  • Packaging100g
  • Price$140
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI45734
  • Product descriptionEthyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide 98%
  • Packaging500g
  • Price$559
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA00I4NE
  • Product descriptionEthyl 4-Hydroxy-2-Methyl-2H-Benzo[E][1,2]Thiazine-3-Carboxylate 1,1-Dioxide 98%
  • Packaging100g
  • Price$163
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I4NE
  • Product descriptionEthyl 4-Hydroxy-2-Methyl-2H-Benzo[E][1,2]Thiazine-3-Carboxylate 1,1-Dioxide 98%
  • Packaging5g
  • Price$9
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00I4NE
  • Product descriptionEthyl 4-Hydroxy-2-Methyl-2H-Benzo[E][1,2]Thiazine-3-Carboxylate 1,1-Dioxide 98%
  • Packaging500g
  • Price$590
  • Updated2026-05-29
  • Buy
  • ManufacturerAHH
  • Product numberMT-18007
  • Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-1,1-dioxide-3carboxylic acid ethyl ester 97%
  • Packaging100g
  • Price$445
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ90086
  • Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 95%
  • Packaging25g
  • Price$130
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberD382
  • Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 98%
  • Packaging10g
  • Price$134
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ90086
  • Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 95%
  • Packaging100g
  • Price$395
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberD382
  • Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 98%
  • Packaging100g
  • Price$529
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ90086
  • Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 95%
  • Packaging1g
  • Price$26
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ10737
  • Product descriptionMeloxicam impurity A 99%(HPLC)
  • Packaging100mg
  • Price$28
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberD382
  • Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 98%
  • Packaging1g
  • Price$35
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ10737
  • Product descriptionMeloxicam impurity A
  • Packaging25mg
  • Price$60
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberD382
  • Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 98%
  • Packaging25g
  • Price$174
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
A2B AI45734 Ethyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide 98% 5g $7 2026-05-25 Buy
A2B AI45734 Ethyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide 98% 100g $140 2026-05-25 Buy
A2B AI45734 Ethyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide 98% 500g $559 2026-05-25 Buy
aablocks AA00I4NE Ethyl 4-Hydroxy-2-Methyl-2H-Benzo[E][1,2]Thiazine-3-Carboxylate 1,1-Dioxide 98% 100g $163 2026-05-29 Buy
aablocks AA00I4NE Ethyl 4-Hydroxy-2-Methyl-2H-Benzo[E][1,2]Thiazine-3-Carboxylate 1,1-Dioxide 98% 5g $9 2026-05-29 Buy
aablocks AA00I4NE Ethyl 4-Hydroxy-2-Methyl-2H-Benzo[E][1,2]Thiazine-3-Carboxylate 1,1-Dioxide 98% 500g $590 2026-05-29 Buy
AHH MT-18007 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-1,1-dioxide-3carboxylic acid ethyl ester 97% 100g $445 2026-05-26 Buy
AK Scientific J90086 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 95% 25g $130 2026-06-04 Buy
AK Scientific D382 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 98% 10g $134 2026-06-04 Buy
AK Scientific J90086 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 95% 100g $395 2026-06-04 Buy
AK Scientific D382 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 98% 100g $529 2026-06-04 Buy
AK Scientific J90086 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 95% 1g $26 2026-06-04 Buy
AK Scientific J10737 Meloxicam impurity A 99%(HPLC) 100mg $28 2026-06-04 Buy
AK Scientific D382 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 98% 1g $35 2026-06-04 Buy
AK Scientific J10737 Meloxicam impurity A 25mg $60 2021-12-16 Buy
AK Scientific D382 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide 98% 25g $174 2026-06-04 Buy
Next Last

Properties

Melting point :140-144 °C (lit.)
Boiling point :448.1±55.0 °C(Predicted)
Density :1.458±0.06 g/cm3(Predicted)
storage temp. :2-8°C
solubility :Dichloromethane (Slightly), DMSO (Slightly), Methanol (Slightly)
form :solid
pka :4.50±1.00(Predicted)
InChI :1S/C12H13NO5S/c1-3-18-12(15)10-11(14)8-6-4-5-7-9(8)19(16,17)13(10)2/h4-7,14H,3H2,1-2H3
InChIKey :QWTNANUGXZEPFQ-UHFFFAOYSA-N
SMILES :CCOC(=O)C1=C(O)c2ccccc2S(=O)(=O)N1C
CAS DataBase Reference :24683-26-9(CAS DataBase Reference)

Safety Information

Symbol(GHS): Skull and Crossbones (GHS06)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H331 Toxic if inhaled Acute toxicity,inhalation Category 3 Danger P261, P271, P304+P340, P311, P321,P403+P233, P405, P501
Precautionary statements:

Description

Piroxicam impurity K. Also an impurity found in meloxicam (M216100).

More related product prices

Kresoxim-methyl Buprofezin Hydrochlorothiazide Methyl acrylate Thiourea dioxide Phenothiazine Methylparaben 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester 1,1-dioxide Titanium oxide CARBON DIOXIDE Silicon dioxide CHLOROPHOSPHONAZO III Methyl bromide Parathion-methyl Piroxicam

Related product price

Suppliers and manufacturers

J & K SCIENTIFIC LTD. TAIYUAN RHF CO.,LTD. Pure Chemistry Scientific Inc. Adamas Reagent, Ltd. Shanghai Hanhong Scientific Co.,Ltd. Chemsky（shanghai）International Co.,Ltd. XiaoGan ShenYuan ChemPharm co,ltd Shanghai Sunway Pharmaceutical Technology Co., Ltd S.Z. PhyStandard Bio-Tech. Co., Ltd. Bide Pharmatech Ltd.