N of, consisting of, or containing the monovalent group HCO- 甲酸基
a formyl group or radical
An aldehyde is an organic compound containing a formyl group.
醛是一种含有甲酰组的有机化合物。
Objective: To synthesize desloratadine and its N-formyl derivative.
前言：目的：合成地洛他定和n甲酰基地洛他定原料。
In the two sides of nitrogen bridge, the degree of conjugation of one double bond with one formyl polyenic group is about equal to two aromatic cycles.
在氮桥的二边，一个双键及一个烯醛基共轭程度大致与二个芳稠环相当。
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