compound has been synthesized. Spectroscopic study of a number of derivatives of helminthosporal has enabled a decision to be made in favor of (XXVI; R = CHO) as a representation of the structure and stereochemistry of the dialdehyde.
蠕虫已转化为酸酐 (X),酸酐 (X) 已脱氢得到 (VI):该化合物已合成。对蠕虫的许多衍
生物的光谱研究使得决定支持 (XXVI; R = CHO) 作为二醛结构和立体
化学的代表。