Synthesis of 9-Aryl-6-aminopurines from 5-Amino-1-aryl-1H-imidazole-4-carbonitriles
摘要:
5-Amino-1-aryl-1H-imidazole-4-carbonitriles were converted into 9-aryl-6-aminopurines via imidates formation at treating with CH(OEt)(3) and Ac2O followed by reaction with ammonia.