furfural

/fur-fyuh-ral, -fuh-/US // ˈfɜr fyəˌræl, -fə- //

糠醛,呋喃酮

Definitions

n.名词 noun

1
- : a colorless, oily liquid, C5H4O2, 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.

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.