Human .beta.-endorphin (.beta..sub.h -endorphin) is prepared by solution phase peptide synthesis. Synthesis proceeded via the protected .beta.-endorphin fragments 1-9, 10-18, 19-21 and 22-31.
人类β-内
啡肽(β-endorphin)是通过溶液相肽合成制备的。合成通过保护的β-内
啡肽片段1-9、10-18、19-21和22-31进行。