重氮甲烷 、
2-Cyclohexene-1-carboxylic acid,1,3-dimethyl-2-[3-methyl-6-(2-methyl-1,3-dioxolan-2-yl)-1,3-hexadienyl]-4-oxo-, (E,E)- 在
sodium tetrahydroborate 作用下,
生成 (1S,4R)-4-Hydroxy-1,3-dimethyl-2-[(1E,3Z)-3-methyl-6-(2-methyl-[1,3]dioxolan-2-yl)-hexa-1,3-dienyl]-cyclohex-2-enecarboxylic acid methyl ester 、
(1S,4R)-4-Hydroxy-1,3-dimethyl-2-[(1E,3E)-3-methyl-6-(2-methyl-[1,3]dioxolan-2-yl)-hexa-1,3-dienyl]-cyclohex-2-enecarboxylic acid methyl ester