Regioselective alkylations of optically active 4,5-dihydro-1,2,4-triazin-6(1H)-ones
作者:Laurent Sanière、Martine Schmitt、Jean-Jacques Bourguignon
DOI:10.1016/s0040-4039(99)02162-0
日期:2000.1
Regiocontrolled alkylations of chiral 4,5-dihydrotriazin-6-ones using sodium hydride in DMF are reported. By this approach different N1-alkyl, N1,N4-dialkyl and N4-alkyl dihydrotriazinones could be obtained in good yields with conservation of their optical activity. (C) 2000 Published by Elsevier Science Ltd. All rights reserved.