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Methyl 2,2,4,8-tetra­methyl-6-oxo-2H,6H-pyrimidino­[2,1-b]­thia­zine-7-carboxyl­ate

✍ Scribed by Evain, Michel ;Landreau, Cyrille ;Deniaud, David ;Reliquet, Alain ;Meslin, Jean Claude


Publisher
International Union of Crystallography
Year
2002
Tongue
English
Weight
174 KB
Volume
58
Category
Article
ISSN
1600-5368

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✦ Synopsis


The title compound, C 13 H 16 N 2 O 3 S, contains a non-planar thiazine ring fused to a planar pyrimidine ring.


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Ethyl 3-methyl-1-oxo-4H-1,4-benzothia­zi
✍ Akkurt, Mehmet ;Türktekin, Sevim ;Baryala, Yamna ;Zerzouf, Abdelfettah ;Salem, M 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 160 KB

The crystal structure of the title compound, C 12 H 13 NO 3 S, is stabilized by intermolecular N-HÁ Á ÁO hydrogen bonds, which are formed between the NH groups and the sulfoxide O atoms.