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单词 furfural
释义 fur·fu·ral
\ˈfərf(y)əˌral\ noun
Etymology: furfural, International Scientific Vocabulary, short for furfuraldehyde, from Latin furfur bran + International Scientific Vocabulary aldehyde
1. also fur·fur·aldehyde \|fərf(y)ə|r+_-\ : a liquid aldehyde C4H3OCHO that turns yellow to brown in air and has a penetrating odor, that is usually made from corncobs, oat hulls, cottonseed hulls, or other materials containing pentosans by digestion with acid, and that is used chiefly in making furan and its derivatives (as intermediates for the manufacture of nylon), in making phenolic resins, and as a solvent (as for refining oils from petroleum) — called also furaldehyde, 2-furaldehyde
2. : furfurylidene
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