methyl 2-(trifluoromethylsulfonyloxy)benzoate

2-甲氧羰基苯硼酸频哪醇酯

2-羟基苯甲醛乙烯缩醛

methyl 2-(2-formylphenyl)sulfonyloxybenzoate

6-(氧代亚甲基)环己-2,4-二烯-1-酮