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A colorless, mobile, and very volatile liquid obtained from alcohol by certain of oxidation.

Acetic aldehyde. See Aldehyde.

A colorless, volatile liquid, H2CO, resembling acetic or ethyl aldehyde, and chemically intermediate between methyl alcohol and formic acid.

A white crystalline substance isomeric with, and obtained from, acetic aldehyde by polymerization, and reconvertible into the same.

Same as Glyoxal.

A polymeric modification of aldehyde obtained as a white crystalline substance.

A white crystalline base, C3H7NO2, derived from aldehyde ammonia.

Of or pertaining to aldehyde; as, aldehydic acid. Miller.

A colorless liquid, C4H8O2, obtained by condensation of two molecules of acetaldehyde: CH3CHO + CH3CHO = H3CH(OH)CH2CO; also, any of various derivatives of this. The same reaction has been applied, under the name of aldol condensation, to the production of many compounds.

isonous volatile oil obtained from bitter almonds by maceration and distillation; benzoic aldehyde. -- Imitation oil of bitter almonds, nitrobenzene. -- Almond tree (Bot.), the tree bearing the almond. -- Almond willow (Bot.), a willow which has leaves that are of a light green on both sides; almond-leaved willow (S…

y flakes; its odor is aromatic; its taste is pungent, and somewhat acidulous. -- Benzoic aldehyde, oil of bitter almonds; the aldehyde, C6H5.CHO, intermediate in composition between benzoic or benzyl alcohol, and benzoic acid. It is a thin colorless liquid.

A white crystalline substance, C14H12O2, obtained from benzoic aldehyde and some other sources.

The radical (CO)'\'b7, occuring, always combined, in many compounds, as the aldehydes, the ketones, urea, carbonyl chloride, etc.

ss aromatic oil obtained from cinnamon and cassia, and consisting essentially of cinnamic aldehyde, C6H5.C2H2.CHO. -- Wild cinnamon. See Canella.

A liquid, C3H7.C6H4.CHO, obtained from oil of caraway; -- called also cuminic aldehyde.

include many varieties of compounds; as lemon oil is a terpene, oil of bitter almonds an aldehyde, oil of wintergreen an ethereal salt, etc.; -- called also volatile oils in distinction from the fixed or nonvolatile.

ond member of the paraffin series, and its most important derivatives are common alcohol, aldehyde, ether, and acetic acid. Called also dimethyl.

n series, forming the essential radical of ethane, and of common alcohol and ether. Ethyl aldehyde. (Chem.) See Aldehyde.

to distinguish it from the symmetrical ethylene, CH2.CH2. Its compounds are derived from aldehyde. Formerly called also ethidene.

distinct reactions, in which the oxygen of the air is essential. An intermediate product, aldehyde, is formed in the first process. 1. C2H6O + O = H2O + C2H4O