Examples from the Web for carbonyl
This is probably due to the formation of carbonyl gas in the smothered fire.History Of Egypt, Chalda, Syria, Babylonia, And Assyria In The Light Of Recent Discovery|L.W. King and H.R. Hall
The salts of the carbonyl acids and other acid phenol dyes are but little suitable: and least of all, the nitro dyes.Histology of the Blood|Paul Ehrlich
Chromic acid converts it into phosgene (carbonyl chloride, COCl2).
On oxidation, the molecule is split at the carbonyl group and a mixture of acids is obtained.