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Spirooxindoles: reaction of 2,6-diaminopyrimidin-4(3H)-one and isatins

2009; Elsevier BV; Volume: 65; Issue: 10 Linguagem: Inglês

10.1016/j.tet.2009.01.013

1464-5416

Khosrow Jadidi, Ramin Ghahremanzadeh, Ayoob Bazgir,

Synthesis and Characterization of Heterocyclic Compounds

A simple and efficient cyclocondensation reaction of 2,6-diaminopyrimidin-4(3H)-one and isatins for the synthesis of spiro[pyrimido[4,5-b]quinoline-5,5′-pyrrolo[2,3-d]pyrimidine] and spiro[indoline-pyrido[2,3-d:6,5-d′]dipyrimidine] derivatives is reported.