SYNTHESIS OF DIACYLKETENE AND ALKOXYCARBONYL(ACYL)KETENE N,N-ACETALS BY THE REACTION OF β-DIKETONES AND β-KETOESTERS WITH MONOSUBSTITUTED CYANAMIDES
β-Diketones and β-ketoesters react with monosubstituted cyanamides in the presence of catalytic amounts of Ni(acac)2 to form diacyl- and alkoxycarbonyl(acyl)ketene N,N-acetals (DKAs and AKAs, respectively).The interconversion of E and Z isomeric forms of
Dorokhov, V. A.,Gordeev, M. F.,Dem'yanets, Z. K.,Bochkareva, M. N.,Bogdanov, V. S.
p. 1654 - 1659
(2007/10/02)
NEW APPROACH TO THE SYNTHESIS OF KETENAMINALS BY THE ADDITION OF β-DIKETONES AND β-KETOESTERS TO MONOSUBSTITUTED CYANAMIDES CATALYZED BY NICKEL ACETYLACETONATE
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Dorokhov, V. A.,Gordeev, M. F.,Dem'yanets, Z. K.,Bogdanov, V. S.
p. 1564
(2007/10/02)
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