L-异亮氨酸乙酯 、 ethyl acetate heptane 在
N-(12-Methoxy-1-oxododecyl)-L-isoleucine, Ethyl ester 、
苄胺 、 silica gel 作用下,
以Chromatography of the crude residue on silica gel using 50--50 ethyl acetate-heptane as eluant gave the title compound (875 mg) as a white powder, m.p. 36.4-38.1° C. (DSC)的产率得到