2-[1,1-Dioxo-2-(2,4,5-trifluorobenzyl)-2H-1,2-benzothiazin-4-yl]acetic acid

In the title compound, C17H12F3NO4S, the heterocyclic thiazine ring adopts a half-chair conformation with the S and the N atoms displaced by −0.608 (3) and 0.105 (3) Å, respectively, from the mean plane formed by the remaining ring...

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Bibliographic Details
Main Authors: Changjin Zhu, Yanchun Yang, Youzhu Yu
Format: Article
Language:English
Published: International Union of Crystallography 2012-05-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536812015942
Description
Summary:In the title compound, C17H12F3NO4S, the heterocyclic thiazine ring adopts a half-chair conformation with the S and the N atoms displaced by −0.608 (3) and 0.105 (3) Å, respectively, from the mean plane formed by the remaining ring atoms. The dihedral angle between the two benzene rings is 36.63 (8)° and the acetic acid group is inclined at right angles [89.78 (8) °] to the mean plane formed by the C atoms of the thiazine ring. The crystal structure features O—H...O and C—H...O hydrogen bonds.
ISSN:1600-5368