I2–DMSO-mediated formal [3 + 1 + 2] synthesis of pyrimido[1,2-b]indazole using 1,4-dithiane-2,5-diol as a surrogate of ethylene

Tetrahedron Letters, Journal Year: 2025, Volume and Issue: 156, P. 155453 - 155453

Published: Jan. 9, 2025

Language: Английский

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Divergent Synthesis of Pyrrolidone Fused Pyrimido[1,2-b]indazole through Selective Trapping of Enone Intermediate by 1H-indazol-3-amine

Chemical Communications, Journal Year: 2024, Volume and Issue: 60(72), P. 9781 - 9784

Published: Jan. 1, 2024

An oxidant-controlled divergent synthesis of a pyrrolidone fused pyrimido[1,2- b ]indazole skeleton was developed through selective cyclization an in situ generated enone intermediate and 1 H -indazol-3-amine.

Language: Английский

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Six-membered ring systems: Diazines and benzo derivatives

Progress in heterocyclic chemistry, Journal Year: 2024, Volume and Issue: unknown, P. 355 - 393

Published: Jan. 1, 2024

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