1-(hydroxymethyl)-1,2-dicarba-closo-dodecaborane 、 [(2R,3S,4R)-3,4-diacetyloxy-3,4-dihydro-2H-pyran-2-yl]methyl acetate 在
trifluoroborane diethyl ether 作用下,
以
苯 为溶剂,
以90%的产率得到1-{(4,6-di-O-acetyl-2,3-dideoxy-α-D-erythro-hex-2-enopyranosyl)methyl}-1,2-dicarba-closo-dodecaborane