(2S,3S,4E,6E,8S,9S)-3-amino-9-methoxy-2,6,8-trimethyl-10-phenyldeca-4,6-dienoic acid 、 methyl (2R,3S)-2-[[(2S)-2-[[(2R)-2-[2-[[(4R)-4-amino-5-methoxy-5-oxopentanoyl]-methylamino]prop-2-enoylamino]propanoyl]amino]-4-methylpentanoyl]amino]-3-methyl-4-oxo-4-[[(2S)-1-oxo-1-(2,2,2-trichloroethoxy)propan-2-yl]amino]butanoate 在
Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 15.0h,
以79%的产率得到