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Facile one-step synthesis of 5-silaspiro[4.4]nona-2,7-diene

✍ Scribed by Salomon, Robert G.

Book ID
126399032
Publisher
American Chemical Society
Year
1974
Tongue
English
Weight
160 KB
Volume
39
Category
Article
ISSN
0022-3263

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## Abstract magnified image Several 1,2‐diazaspiro[4,4]nona‐2,8‐diene‐6‐one derivatives were synthesised __via__ cycloaddition of nitrilimides to 3‐aryliden‐2(3H)‐furanone derivatives. The formed products react with hydrazine hydrate to give the corresponding pyrazolecarbohydrazide derivatives whi