furfural

[ fur-fyuh-ral, -fuh- ]

Phonetic (Standard)IPA

noun

a colorless, oily liquid, C 5 H 4 O 2 , having an aromatic odor, obtained from bran, sugar, wood, corncobs, or the like, by distillation: used chiefly in the manufacture of plastics and as a solvent in the refining of lubricating oils.

furfural

/ fûr′fə-răl′ /

A colorless, sweet-smelling, liquid made from corncobs and used as a solvent in petroleum refining and as a fungicide and weed killer. It turns reddish brown when exposed to air and light. Furfural is an aldehyde of furan. Chemical formula: C 5 H 4 O 2 .

1875–80; < Latin furfur bran + -al ³

This enables us to exclude the furfural-yielding groups from the lignone complex.

It is usual to regard furfural as invariably produced from a pentose residue.

The furfural constants of the lignocellulose are unaffected by the acetylation and condensation.

The smoke of a single cigaret may contain as much furfural as two ounces of whisky.

(e) Molisch's reaction for furfural will be shown by those proteins which contain a carbohydrate group.

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