亮氨酸脑啡肽是一种化学品，化学式是C28H37N5O7，分子量为555.6227。

1S\/C28H37N5O7\/c1-17(2)12-23(28(39)40)33-27(38)22(14-18-6-4-3-5-7-18)32-25(36)16-30-24(35)15-31-26(37)21(29)13-19-8-10-20(34)11-9-19\/h3-11,17,21-23,34H,12-16,29H2,1-2H3,(H,30,35)(H,31,37)(H,32,36)(H,33,38)(H,39,40)

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DYNORPHIN-(1-5);

ENKEPHALIN,LEUCINE;

ICI114740;