citral

/si-truhl/US // ˈsɪ trəl //UK // (ˈsɪtrəl) //

柠檬醛,柠檬酸,柠檬酸盐,黄酮

Definitions

n.名词 noun

1
Chemistry.
- : a pale yellow, water-insoluble, liquid aldehyde, C10H16O, having a strong lemonlike odor, consisting in natural form of two isomers , usually obtained from the oils of lemon and orange or synthetically: used chiefly in perfumery, flavoring, and the synthesis of vitamin A.

The important ingredients of lemon extract are lemon oil and citral, its aromatic constituent.
Geraniol by oxidation goes into the aldehyde, citral, which occurs in lemons, oranges and verbena flowers.
It may be detected by the same test which was used for citral.
It is asserted that the mules of serins, citral finches, and goldfinches, are fruitful.
It is prepared by treating a mixture of citral and acetone with barium hydrate, and distilling in vacuo.