One-pot construction of spirooxindole backbone via biocatalytic domino reaction

Citation:

Liang Y, Hu Y, Zhou X, Wu Q, Lin X. One-pot construction of spirooxindole backbone via biocatalytic domino reaction. Tetrahedron Letters [Internet]. 2017;58:2923–2926.

摘要:

A simple and environmentally friendly method to synthesize spiropyrazolo[3,4-b]pyridines derivatives starting from isatin, cyclic-1,3-diketone and 3-methyl-5-aminopyrazole was developed. With the optimized conditions for enzymes, solvents, enzyme loading and reaction time in hand, 9 compounds wereobtained in acceptable yields. Moreover, the investigation in fluorescent properties of these products showed their potential application in the field of new fluorescent material.

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