Iodobenzene Diacetate–Promoted N–N and N–O Bond Formation for Pyrazolo- and Isoxazolopyrimidine Syntheses
摘要:
Pyrazolo[3,4-d]pyrimidine-4,6-dione derivatives were efficiently synthesized via the intramolecular N-N bond coupling of 5-iminomethyl-6-aminouracil derivatives using iodobenzene diacetate. The oxidative coupling was also applied to the analogous N-O bond formation producing isoxazolo[3,4-d]primidine-4,6-dione derivatives.
Iodobenzene Diacetate–Promoted N–N and N–O Bond Formation for Pyrazolo- and Isoxazolopyrimidine Syntheses
摘要:
Pyrazolo[3,4-d]pyrimidine-4,6-dione derivatives were efficiently synthesized via the intramolecular N-N bond coupling of 5-iminomethyl-6-aminouracil derivatives using iodobenzene diacetate. The oxidative coupling was also applied to the analogous N-O bond formation producing isoxazolo[3,4-d]primidine-4,6-dione derivatives.
Pyrazolo[3,4-d]pyrimidine-4,6-dione derivatives were efficiently synthesized via the intramolecular N-N bond coupling of 5-iminomethyl-6-aminouracil derivatives using iodobenzene diacetate. The oxidative coupling was also applied to the analogous N-O bond formation producing isoxazolo[3,4-d]primidine-4,6-dione derivatives.