Method The target compound was synthesized from clarithromycin via hydrolyzation,acetylation,cyclic carbonatation,oxidation,decarbonatation,acylation,cyclic carbamatation and cyclization.
方法以克拉霉素为起始原料,经水解、乙酰、环碳酯、、脱碳酯、酰、环氨酯和环合等反应合成目标合物。
Waste beer yeast polypeptides were made from waste beer yeast by bromidic hydrolyzation, separation, purification and dryness etc.
以啤酒废酵母为原料,经菠萝蛋白酶酶解、分离、纯、干燥等工序制得啤酒废酵母活性肽。
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