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Reactions of manganese chloride with semicarbazones derived from heterocyclic aldehydes

✍ Scribed by Neeta Kanoongo Mrs.; Dr. R. V. Singh; Prof. Dr. J. P. Tandon

Publisher
John Wiley and Sons
Year
1989
Tongue
English
Weight
278 KB
Volume
331
Category
Article
ISSN
1615-4150

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## Abstract Aryl isoselenocyanates **1** react with malononitrile (**6a**) and propargyl chloride (**8**) in DMF in the presence of Et~3~N to give the corresponding 2‐(3‐aryl‐2,3‐dihydro‐4‐methyl‐1,3‐selenazol‐2‐ylidene)malononitriles **12** as major products. The analogous reaction takes place wit