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ChemicalBook > Product Catalogue >Analytical Chemistry >Standard >Pharmaceutical Impurity Reference Standards >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 Structure
  • ₹28664.6 - ₹56971.98
  • 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
Price2 Properties Safety Information Description
2 prices
Selected condition：

Brand

  • Sigma-Aldrich(India)

Package

  • 50MG
  • 25G
  • ManufacturerSigma-Aldrich(India)
  • Product numberPHR2500
  • Product descriptionMeloxicam Related Compound A Pharmaceutical Secondary Standard; Certified Reference Material
  • Packaging50MG
  • Price₹56971.98
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number552429
  • Product descriptionEthyl 4-hydroxy-2-methyl-1,1-dioxo-2H-1,2-benzothiazine-3-carboxylate 97%
  • Packaging25G
  • Price₹28664.6
  • Updated2022-06-14
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich(India) PHR2500 Meloxicam Related Compound A Pharmaceutical Secondary Standard; Certified Reference Material 50MG ₹56971.98 2022-06-14 Buy
Sigma-Aldrich(India) 552429 Ethyl 4-hydroxy-2-methyl-1,1-dioxo-2H-1,2-benzothiazine-3-carboxylate 97% 25G ₹28664.6 2022-06-14 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)
pka :4.50±1.00(Predicted)
CAS DataBase Reference :24683-26-9(CAS DataBase Reference)

Safety Information

Symbol(GHS): GHS hazard pictograms
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 GHS hazard pictograms P261, P271, P304+P340, P311, P321,P403+P233, P405, P501
Precautionary statements:

Description

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

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