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2-Methyl-7-oxo-5,6,7,8-tetra­hydro­pyrimido­[4,5-d]­pyrimidin-3-ium chloride, a product of the thermal decomposition of nimustine hydro­chloride (ACNU)

✍ Scribed by Chernyshev, Ilya V. ;Tursina, Anna I.

Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
200 KB
Volume
61
Category
Article
ISSN
1600-5368

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3-(2-Chloro­ethyl)-2-methyl-4-oxo-6,7,8,
3-(2-Chloro­ethyl)-2-methyl-4-oxo-6,7,8,9-tetra­hydro-4H-pyrido[1,2-a]pyrimidin-1-ium chloride
✍ Ravikumar, Krishnan ;Sridhar, Balasubramanian 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 148 KB

In the title compound, C 11 H 16 ClN 2 O + ÁCl À , the chloroethyl side chain is in a synclinal conformation. The tetrahydropyridine ring adopts a half-chair conformation. The crystal structure is stabilized by intermolecular N-HÁ Á ÁCl hydrogen bonds.