tert-butyl (11S,11aS)-8-hydroxy-7-methoxy-2-methylene-5-oxo-11-((tetrahydro-2H-pyran-2-yl)oxy)-2,3,11,11a-tetrahydro-1H-benzo[e]pyrrolo[1,2-a][1,4]diazepine-10(5H)-carboxylate 、
1,9-二溴壬烷 在
potassium iodide
potassium carbonate 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 5.0h,
以68%的产率得到1,1'-[(nonane-1,9-diyl)dioxy]bis[(11S,11aS)-10-(tert-butyloxycarbonyl)-7-methoxy-11-(tetrahydropyran-2-yloxy)-2-methylidene-1,2,3,10,11,11a-hexahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepine-5-one]