单词 | benzoin |
释义 | benzoin [`ben·zǝ·wǝn] MATERIALS A balsamic resin obtained from trees of the genus Styrax; used as an expectorant, as an inhalant in respiratory tract inflammations, and as an antiseptic. Also known as benjamin gum; benzoinam; gum benzoin. ORGANIC CHEMISTRY C14H12O2I An optically active compound; white or yellowish crystals, melting point 137°C; soluble in acetone, slightly soluble in water; used in organic synthesis. |
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