In the crystal structure of the title compound, C 22 H 17 N 3 O 7 , the furo[2,3-d]pyrimidine ring system is essentially planar. -Stacking and intermolecular C-HÁ Á ÁO hydrogen-bond interactions stabilize the crystal structure.
✦ LIBER ✦
Methyl 4-Diethylamino-2-formamidothieno[2,3-d]pyrimidine-6-carboxylate
✍ Scribed by Tsiveriotis, P. ;Hadjiliadis, N. ;Dahan, F. ;Laussac, J. P.
- Book ID
- 114511714
- Publisher
- International Union of Crystallography
- Year
- 1995
- Tongue
- English
- Weight
- 295 KB
- Volume
- 51
- Category
- Article
- ISSN
- 0108-2701
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The title compound, C~27~H~27~N~3~O~2~S, was obtained __via__ a multicomponent reaction using benzaldehyde, ethyl acetoacetate, ammonium acetate and phenyl isothiocyanate. The pyrimidine ring assumes a half-boat conformation. The crystal packing is stabilized by N—H...O and N—H...S hydrogen bonds. T