Five-membered 2,3-dioxo heterocycles: CIII. Spiro heterocyclization of 4,5-diaroyl-1H-pyrrole-2,3-diones with 3-aminobut-2-enenitrile |
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| Authors: | P. S. Silaichev Yu. G. Stepanyan N. V. Kudrevatykh A. N. Maslivets |
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| Affiliation: | 1. Perm State National Research University, ul. Bukireva 15, Perm, 614990, Russia
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| Abstract: | 1-Aryl-4,5-diaroyl-1H-pyrrole-2,3-diones reacted with 3-aminobut-2-enenitrile to produce 1,6-diaryl-4-aroyl-3-hydroxy-8-methyl-2-oxo-1,7-diazaspiro[4.4]nona-3,6,8-triene-9-carbonitriles. |
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