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Zur Anlagerung von Aminoverbindungen an Dicyandiamid
Author(s) -
Kreutzberger Alfred,
Tantawy Atif
Publication year - 1978
Publication title -
chemische berichte
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.667
H-Index - 136
eISSN - 1099-0682
pISSN - 0009-2940
DOI - 10.1002/cber.19781110831
Subject(s) - chemistry , benzimidazole , yield (engineering) , medicinal chemistry , organic chemistry , materials science , metallurgy
About the Addition of Amino Compounds to Dicyandiamide The reaction of ethyl anthranilate ( 1 ) with cyanoguanidine (dicyandiamide, 2 ) leads to 2‐guanidino‐4‐quinazolone ( 4 ). 2‐Aminobenzimidazole ( 5 ) reacts with 2 to yield 4 ‐amino‐2‐imino‐1,2‐dihydro‐ s ‐triazino[1,2‐α]benzimidazole ( 7 ).