N-oleoyl alanine was prepared by the reaction of alanine with chlorides under alkali solution.

将油酸酰氯和丙氨酸在碱性溶液中应制备N-油酰基丙氨酸。

Method Treatment of 8,9 anhydroerythromycin 6,9 hemiketal with iodine in the alkaline solution provided corresponding N monodemethylated 12 membered ring erythromycin derivative.

方法8,9脱水红霉素6,9半缩酮与碘在碱性溶剂中应得到相应的N去甲基十二元环红霉素衍生物。