A new method for the synthesis of 2,4-diamino-6-arylpyrimidines
作者:V. G. Nenajdenko、I. V. Golubinskii、O. N. Lenkova、A. V. Shastin、E. S. Balenkova
DOI:10.1007/s11172-005-0246-z
日期:2005.1
A method for the synthesis of 2,4-diamino-6-arylpyrimidines from guanidine and α-chlorocinnamonitriles was developed. The starting nitriles can be easily prepared by catalytic olefination reaction.
作者:V. G. Nenaidenko、I. V. Golubinskii、O. N. Lenkova、A. V. Shastin、E. S. Balenkova
DOI:10.1007/s11178-005-0053-x
日期:2004.10
A new efficient procedure has been proposed for the synthesis of 3-aryl-5-amino-1H-pyrazoles by reaction of α-chloro-β-arylacrylonitriles with hydrazine hydrate.