3-(2,2-Dioxo-3,4-di-hydro-benzo[ e][1,2,3]oxa-thiazin-4-yl)-3-fluoro-1-phenyl-indolin-2-one

Mei-Fang Wu; Ling-Yan Chen; Ya Li

doi:10.1107/S2414314620010287

3-(2,2-Dioxo-3,4-di-hydro-benzo[ e][1,2,3]oxa-thiazin-4-yl)-3-fluoro-1-phenyl-indolin-2-one

IUCrdata. 2020 Jul 31;5(Pt 7):x201028. doi: 10.1107/S2414314620010287. eCollection 2020 Jul.

Authors

Mei-Fang Wu¹, Ling-Yan Chen¹, Ya Li¹

Affiliation

¹ College of Chemistry and Chemical Engineering, Shanghai University of Engineering Science, 333 Longteng Road, Shanghai 201620, People's Republic of China.

Abstract

The title compound, C₂₁H₁₅FN₂O₄S, contains two chiral carbon centres, but crystal symmetry generates a racemic mixture. The crystal structure features N-H⋯O hydrogen bonding. The sulfonate group is disordered with an occupancy ratio of 0.933 (4):0.067 (4).

Keywords: crystal structure; fluorine; sulfamidate.

Grants and funding

Financial support by the Students Innovation Program of Shanghai University of Engineering Science (cs1604002) is gratefully acknowledged.