Organic letters

An expedient route to imidazo [1, 4] diazepin-7-ones via a post-Ugi gold-catalyzed heteroannulation

A Kumar, Z Li, SK Sharma, VS Parmar…

Index: Achermann, Guido; Ballard, Theresa M.; Blasco, Francesca; Broutin, Pierre-Emmanuel; Buettelmann, Bernd; Fischer, Holger; Graf, Martin; Hernandez, Maria-Clemencia; Hilty, Peter; Knoflach, Frederic; Koblet, Andreas; Knust, Henner; Kurt, Anke; Martin, James R.; Masciadri, Raffaello; Porter, Richard H.P.; Stadler, Heinz; Thomas, Andrew W.; Trube, Gerhard; Wichmann, Juergen Bioorganic and Medicinal Chemistry Letters, 2009 , vol. 19, # 19 p. 5746 - 5752

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Citation Number: 38

Abstract

... i, H, Me, piperonyl, Me, t-Bu, 47, 96 (68) b. j, H, H, piperonyl, Me, Cy, 71, 86 (74) b. k, H, H, 3,4-DMB, Me, t-Bu, 70, 90 (81) b. l, H, Me, 3,4-DMB, Me, Cy, 50, 96. m, H, H, 3,4-DMB, Me, Cy, 97, 97. n, H, H, 3,4-DMB, Et, Cy, 63, 82. o, H, Me, PMB, Me, t-Bu, 63, 95. p, H, H, Bn, Me, Cy, 34 ...