Boc-Trp-Met(O)-Asp(OBzl)-Phe-NH2 在
TFA-anisole 作用下,
反应 0.5h,
生成 (S)-3-{(S)-2-[(S)-2-Amino-3-(1H-indol-3-yl)-propionylamino]-4-methanesulfinyl-butyrylamino}-N-((S)-1-carbamoyl-2-phenyl-ethyl)-succinamic acid benzyl ester; compound with trifluoro-acetic acid