(2S,3S,3aS,7aR)-3-{[((2R,3S,3aS,8aS)-4-Oxo-2-vinyl-2,3,3a,4,6,8a-hexahydro-furo[3,2-c]oxepin-3-yl)-(toluene-4-sulfonyl)-amino]-methyl}-2-vinyl-3,3a,5,7a-tetrahydro-2H-furo[3,2-b]pyridine-4-carboxylic acid tert-butyl ester 在
tri(cycloxexyl)phosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidene][benzylidene]ruthenium(IV) dichloride 作用下,
以
苯 为溶剂,
反应 72.0h,
以26%的产率得到tert-butyl (1S,4S,5S,10R,12S,13Z,15R,17S,23S)-2-(4-methylphenyl)sulfonyl-22-oxo-11,16,21-trioxa-2,6-diazapentacyclo[13.8.0.04,12.05,10.017,23]tricosa-8,13,18-triene-6-carboxylate