A mechanistic study of the ammonolysis of alkyl acetoacetates in water. Formation of 1,5-dimethyl-2,6,9-triaza-bicyclo[3.3.1]nonane-3,7-dione as the main product
作者:Rodrigo Paredes、Rodrigo Abonia、John Cadavid、Rodolfo Moreno-Fuquen、Alonso Jaramillo、Angelina Hormaza、Alfonso Ramirez、Allan Kennedy
DOI:10.1016/s0040-4020(01)01127-9
日期:2002.1
Ammonolysis of alkyl acetoacetates with 15% NH3 in water at room temperature initially lead to formation of alkyl beta -aminocrotonates which slowly converted into 1,5-dimethyl-2,6,9-triaza-bicyclo[3.3.1]nonane-3,7-dione as the main product. (C) 2002 Published by Elsevier Science Ltd.