| 单词 | coumarone |
| 释义 | coumarone /kooh"meuh rohn'/, n. Chem. a colorless liquid, C8H6O7, derived from a naphtha distilled from coal tar: used chiefly in the synthesis of coumarone resins. Also, cumarone. Also called benzofuran. [1880-85; < G Cumaron; see COUMARIN, -ONE] |
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