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A facile microwave-assisted synthesis of 8,9-cycloalkathieno[3,2-e] [1,2,4]triazolo[1,5-c]pyrimidin-5(6H)-ones

✍ Scribed by RAJWINDER KAUR; D PRAN KISHORE; B LAKSHMI NARAYANA; K VENKAT RAO; C BALAKUMAR; V RAJKUMAR; A RAGHURAM RAO

Book ID
107584679
Publisher
Indian Academy of Sciences,Royal Society of Chemistry
Year
2011
Tongue
English
Weight
127 KB
Volume
123
Category
Article
ISSN
0253-4134

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## Abstract The aza‐Wittig reactions of benzophenone‐, acetophenone‐ and benzaldehyde l‐[(triphenylphosphoranyl‐idene)amino]ethylidenehydrazones (4) with phthalic anhydride, 2,3‐dimethylmaleic anhydride and 7‐oxabi‐cyclo[2,2,l]hept‐5‐ene‐2,3‐dicarboxylic anhydride (**5a**) provide a new route to 5_