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Comprehensive Heterocyclic Chemistry Volume 772 || Thiopyrans and Fused Thiopyrans

✍ Scribed by Ingall, A.H.


Book ID
111896579
Publisher
Elsevier
Year
1984
Weight
179 KB
Category
Article
ISBN
0080965199

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## Abstract A new class of spiro‐pyrimidines, pyrazoles and isoxazoles are prepared by nucleophilic reaction of 3,5‐diaroyl‐2,6‐diaryl‐piperidine‐4,4‐dicarbonitrile (1), 3,5‐diaroyl‐2,6‐diaryl‐tetrahydropyran‐4,4‐dicarbonitrile (2) and 3,5‐diaroyl‐2,6‐diaryl‐tetrahydrothiopyran‐4,4‐dicarbonitrile (