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Three-Component Synthesis of Dimethyl 7-Aryl-8-(3-Arylquinoxalin-2-yl)-2-(R-Imino)-9-Oxo-1,6-Dioxa-Spiro[4.4]Nona-3,7-Diene-3,4-Dicarboxylates

✍ Scribed by Lisovenko, N. Yu.; Dryahlov, A. V.


Book ID
121659365
Publisher
Springer US
Year
2014
Tongue
English
Weight
187 KB
Volume
50
Category
Article
ISSN
0009-3122

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✍ Mehdi Adib; Setareh Moghimi; Mohammadβ€…Hosein Sayahi; Hamidβ€…Reza Bijanzadeh πŸ“‚ Article πŸ“… 2009 πŸ› John Wiley and Sons 🌐 German βš– 157 KB

## Abstract magnified image The reactive zwitterionic 1 : 1 intermediate **6** generated __in situ__ from the reaction between an isocyanide **2** and a dialkyl acetylenedicarboxylate (=dialkyl but‐2‐ynedioate) **3** was trapped by an __N__‐arylmaleimide or ‐phthalimide **4** to produce a highly f