caa a22 4500 445879076 CHVBK 20180317145536.0 cr unu---uuuuu 170323e20110501xx s 000 0 eng 10.1007/s11030-010-9265-2 doi (NATIONALLICENCE)springer-10.1007/s11030-010-9265-2 Domino Michael- O -alkylation: one-pot synthesis of dialkyl 4-oxo-2,3-dihydro-2,3-furandicarboxylates [Elektronische Daten] [Issa Yavari, Mehdi Sirouspour, Sanaz Souri] The KSCN-catalyzed reaction of dialkyl acetylenedicarboxylates with pentane-2,4-dione in acetone, led to dialkyl 2-(1-acetyl-2-oxopropyl)-2-butenedioates in excellent yields. When these reactions were carried out in MEK (butane-2-one), dialkyl 4-oxo-2,3-dihydro-2,3-furandicarboxylates were obtained exclusively. This difference in reactivity is discussed in terms of the possibility of cationic exchange in butane-2-one. Graphical Abstract: Springer Science+Business Media B.V., 2010 Domino Michael- O -alkylation nationallicence KSCN nationallicence Dihydrofuran nationallicence Acetylenic ester nationallicence 1,3-Diketone nationallicence Butane-2-one (MEK) nationallicence Yavari Issa Chemistry Department, Tarbiat Modares University, P.O. Box 14115-175, Tehran, Iran aut Sirouspour Mehdi Chemistry Department, Tarbiat Modares University, P.O. Box 14115-175, Tehran, Iran aut Souri Sanaz Chemistry Department, Tarbiat Modares University, P.O. Box 14115-175, Tehran, Iran aut Molecular Diversity Springer Netherlands 15/2(2011-05-01), 451-456 1381-1991 15:2<451 2011 15 11030 https://doi.org/10.1007/s11030-010-9265-2 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/s11030-010-9265-2 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Yavari Issa Chemistry Department, Tarbiat Modares University, P.O. Box 14115-175, Tehran, Iran aut NATIONALLICENCE 700 1- Sirouspour Mehdi Chemistry Department, Tarbiat Modares University, P.O. Box 14115-175, Tehran, Iran aut NATIONALLICENCE 700 1- Souri Sanaz Chemistry Department, Tarbiat Modares University, P.O. Box 14115-175, Tehran, Iran aut NATIONALLICENCE 773 0- Molecular Diversity Springer Netherlands 15/2(2011-05-01), 451-456 1381-1991 15:2<451 2011 15 11030 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer