Encyclopedia

Cumaldehyde

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Cumaldehyde

 

(also cumic aldehyde, para-isopropyl-benzaldehyde), a colorless liquid which at high dilution has a caraway odor. Boiling point, 235°C; density, 0.9778 g/cm3 (20°C); and refractive index, nD20, 1.5301. Its structural formula is

Cumaldehyde is insoluble in water and readily soluble in ethanol and ether. It is found in cinnamon-bark oil (Ceylon cinnamon oil) and other essential oils. In industry it is obtained by the oxidation of p-cymene. Cumaldehyde is used in perfumery.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
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