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Synthesis of novel 3‐carboethoxy‐6‐methyl‐4‐oxo‐4 H ‐pyrimido[1′,2′:5,6]‐[1,3,5]triazino[1,2‐ a ]benzimidazoles
Author(s) -
Murty M. S. R.,
Ramalingam T.,
Sattur P. B.
Publication year - 1990
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570270423
Subject(s) - chemistry , medicinal chemistry , stereochemistry
Reaction of 4‐amino‐2‐methylbenzimidazo[1,2‐a][1,3,5]triazines 2 with diethyl ethoxymethylenemalonate afforded 3‐carboethoxy‐6‐methyl‐4‐oxo‐4 H ‐pyrimido[1′,2′:5,6][1,3,5]triazino[1,2‐ a ]benzimidazoles 3 , a new ring system.