[(S)-1-[3-(5-{4-[(S)-2-tert-Butoxycarbonylamino-3-(4-hydroxy-2,6-dimethyl-phenyl)-propionylamino]-butyl}-3-methyl-6-oxo-1,6-dihydro-pyrazin-2-yl)-propylcarbamoyl]-2-(4-hydroxy-2,6-dimethyl-phenyl)-ethyl]-carbamic acid tert-butyl ester 在
盐酸 作用下,
以
1,4-二氧六环 为溶剂,
以7.0 mg的产率得到(S)-2-Amino-N-[3-(5-{4-[(S)-2-amino-3-(4-hydroxy-2,6-dimethyl-phenyl)-propionylamino]-butyl}-3-methyl-6-oxo-1,6-dihydro-pyrazin-2-yl)-propyl]-3-(4-hydroxy-2,6-dimethyl-phenyl)-propionamide; compound with GENERIC INORGANIC NEUTRAL COMPONENT