An X-ray crystallographic structure determination for the
related (R)-(−)-2-phenylglycinol derived amide demonstrates
that (+)-cis-1-methoxycarbonyl-2-methylcyclobutane is the
(1R,2S) isomer.
对相关的(R)-(-)-2-苯基甘
氨醇衍生酰胺进行的 X 射线晶体结构测定表明,(+)-顺式-1-甲氧羰基-2-甲基
环丁烷是 (1R,2S)异构体。