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4-hydroxy-2H,1,2-benzothiazine-3-carboxylic acid, ethyl ester, 1,1-dioxide
SpectraBase Compound ID 9MyV4oU3U9B
InChI InChI=1S/2C11H11NO5S/c2*1-2-17-11(14)9-10(13)7-5-3-4-6-8(7)18(15,16)12-9/h3-6,12-13H,2H2,1H3;3-6,9,12H,2H2,1H3
InChIKey PWPWERVVUHBKRT-UHFFFAOYSA-N
Mol Weight 269.27 g/mol
Molecular Formula C11H11NO5S
Exact Mass 269.035794 g/mol

13C Nuclear Magnetic Resonance (NMR) Spectrum

13C Nuclear Magnetic Resonance (NMR) Spectrum

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SpectraBase Spectrum ID Eijb9Xt9P3B
Name 4-HYDROXY-2H-1,2-BENZOTHIAZINE-3-CARBOXYLIC ACID, ETHYL ESTER, 1,1-DIOXIDE
Source of Sample C. B. Schapira, University of Buenos Aires, Buenos Aires, Argentina
Copyright Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved.
Formula C11H11NO5S
InChI InChI=1S/2C11H11NO5S/c2*1-2-17-11(14)9-10(13)7-5-3-4-6-8(7)18(15,16)12-9/h3-6,12-13H,2H2,1H3;3-6,9,12H,2H2,1H3
InChIKey PWPWERVVUHBKRT-UHFFFAOYSA-N
Melting Point 140C
Molecular Weight 269.28
Solvent Polysol; Reference=TMS Spectrometer= Varian CFT-20
Synonyms BENZOTHIAZINE-3-CARBOXYLIC ACID, 2H-1,2-, 4-HYDROXY-, ETHYL ESTER, 1,1-DIOXIDE