2-propargyl 4-O-acetyl-2,3,6-trideoxy-L-erythro-hexopyranoside 、
3-碘-2-苯基-1-(4-甲苯磺酰基)吲哚 在
哌啶 、 bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide 、
三苯基膦 作用下,
以51%的产率得到3-(1-tosyl-2-phenylindol-3-yl)prop-2-ynyl 4-O-acetyl-2,3,6-trideoxy-α-L-erythro-hexopyranoside