dimethyl tricyclo[4.2.2.02,5]deca-3,7,9-triene-7,8-dicarboxylate 、
C,N-diphenylnitrone 以
苯 为溶剂,
反应 31.0h,
生成
2,3ξ-diphenyl-(3at,4ac,6ac,7at)-2,3,3a,4,4a,6a,7,7a-octahydro-4r,7c-etheno-cyclobuta[4,5]benzo[1,2-d]isoxazole-8,9-dicarboxylic acid dimethyl ester 、 2,3
c-diphenyl-(3a
c,3b
t,7a
t,7b
c)-2,3,3a,3b,4,7,7a,7b-octahydro-4
r,7
c-etheno-benzo[3,4]cyclobuta[1,2-
d]isoxazole-5,6-dicarboxylic acid dimethyl ester 、 2,3
t-diphenyl-(3a
c,3b
t,7a
t,7b
c)-2,3,3a,3b,4,7,7a,7b-octahydro-4
r,7
c-etheno-benzo[3,4]cyclobuta[1,2-
d]isoxazole-5,6-dicarboxylic acid dimethyl ester