The formation of optically active 1,3-disubstituted and 1,1,3-trisubstituted tetrahydro-β-carbolines using a modified Pictet–Spengler reaction
作者:Patrick D. Bailey、Sean P. Hollinshead、Zbigniew Dauter
DOI:10.1039/c39850001507
日期:——
Opticallyactive1,3-disubstituted and 1,1,3-trisubstituted 1,2,3,4-tetrahydro-β-carbolines were formed by the reaction of variours Nα, Nin-substituted (S)-tryptophan methyl esters with methyl propynoate or dimethyl butynedioate respectively; the stereoselectivity of the reactions is reported.