1: homophthalic anhydride With N-ethyl-N,N-diisopropylamine in acetonitrile
T=20°C; Inert atmosphere;
2: 7-phenyl-3,5,6,7,8,9-hexahydro-2H-oxazolo[3,2-a]azepin-4-ium tetrafluoroborate salt in acetonitrile
T=80°C; Inert atmosphere;
参考文献
Treece, Jennifer L.; Goodell, John R.; Velde, David Vander; Porco Jr., John A.; Aube, Jeffrey
Journal of Organic Chemistry, 2010 , vol. 75, # 6 p. 2028 - 2038
Ayyangar, N. R.; Srinivasan, K. V.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1983 , vol. 22, # 11 p. 1108 - 1115