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Reactions of 2-(benzimidazol-2-yl)acetonitrile and its N-ethoxycarbonyl derivative with some azol-3-diazonium salts

✍ Scribed by Slouka, Jan; Bekárek, Vojtěch


Book ID
111924211
Publisher
UOCHB
Year
1984
Tongue
English
Weight
328 KB
Volume
49
Category
Article
ISSN
0010-0765

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## Abstract The Wittig reaction of 2,3‐dihydro‐4‐(4‐methoxybenzoyl)‐5‐(4‐methoxyphenyl)‐furan‐2,3‐dione (1) with methyl (triphenylphosphoranylidene)acetate (2) stereo‐ and regioselectively afforded methyl (__Z__)‐[2,3‐dihydro‐4‐(4‐methoxybenzoyl)‐5‐(4‐methoxyphenyl)‐3‐oxofuran‐2‐ylidene]acetate (3)