An Efficient Synthetic Method for 1-N,N-Dialkylamino-1,3-Pentadiynes
摘要:
The diyne amines CH3C = CC = CNR2 (R = CH3 or C2H5) have been synthesized with greater than 50% overall yields starting from 1,4-dichloro-2-butyne, the last step being a base-catalyzed isomerization of HC = CC = CCH2NR2.