八角,八角茴香;
Tea, Cinnamon, Pepper, Star Aniseed, Bee's Honey, Honey Products.
采购产品茶叶, 桂皮, 辣椒, 八角星, 蜜蜂的蜂蜜, 蜂蜜制品.
A modified method of the preparation of anisaldehyde through oxidation of anethol in the presence of MnO_2-H_2SO_4 with natural star aniseed oil as the starting material is stated.
本文叙述了以天然茴油为原料用MnO2-H2SO4氧化法进行氧化制备大茴香醛的改进方法。
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