Ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide
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- $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
64 prices
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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
- 5g
- y0001035
- 1g
- 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%
- Packaging500g
- Price$590
- 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%
- Packaging100g
- Price$163
- Updated2026-05-29
- Buy
- ManufacturerAHH
- Product numberMT-18007
- Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-1,1-dioxide-3carboxylicacidethylester 97%
- Packaging100g
- Price$445
- Updated2021-12-16
- 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
- Updated2026-05-25
- 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%
- 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%
- Packaging25g
- Price$174
- Updated2026-06-04
- Buy
- ManufacturerAK Scientific
- Product numberJ90086
- Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylicacidethylester-1,1-dioxide
- Packaging25g
- Price$225
- Updated2021-12-16
- Buy
- ManufacturerAK Scientific
- Product numberD382
- Product description2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylicacidethylester-1,1-dioxide
- Packaging25g
- Price$289
- Updated2021-12-16
- Buy
- ManufacturerAK Scientific
- Product numberJ10737
- Product descriptionMeloxicam impurity A
- Packaging25mg
- Price$60
- Updated2021-12-16
- 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
| 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% | 500g | $590 | 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% | 100g | $163 | 2026-05-29 | Buy |
| AHH | MT-18007 | 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-1,1-dioxide-3carboxylicacidethylester 97% | 100g | $445 | 2021-12-16 | Buy |
| AHH | MT-18007 | 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-1,1-dioxide-3carboxylic acid ethyl ester 97% | 100g | $445 | 2026-05-25 | 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% | 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% | 25g | $174 | 2026-06-04 | Buy |
| AK Scientific | J90086 | 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylicacidethylester-1,1-dioxide | 25g | $225 | 2021-12-16 | Buy |
| AK Scientific | D382 | 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylicacidethylester-1,1-dioxide | 25g | $289 | 2021-12-16 | Buy |
| AK Scientific | J10737 | Meloxicam impurity A | 25mg | $60 | 2021-12-16 | 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 |
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)
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
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| Signal word: | Danger | ||||||||||||||
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Description
Piroxicam impurity K. Also an impurity found in meloxicam (M216100).More related product prices
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Piroxicam Impurity K
CAS:24683-26-9