93865-05-5Relevant articles and documents
1,8-Diazabicyclo[5.4.0]undec-7-ene (DBU): A powerful catalyst for the Michael addition reaction of β-ketoesters to acrylates and enones
Muthusamy, Sengodagounder,Babu, Srinivasarao Arulananda,Gunanathan, Chidambaram
, p. 3247 - 3254 (2007/10/03)
The Michael addition reaction of 1,3-dicarbonyl compounds and enones was carried out in the presence of a catalytic amount of 1,8-diazabicyclo[5.4.0]undec-7-ene (DBU) in ethanol under the mild reaction condition furnished Michael adducts in excellent yield.
Yb(OTf)3-catalyzed Michael addition reactions of β-ketoesters on silica gel supports and at high pressure
Kotsuki, Hiyoshizo,Arimura, Koji
, p. 7583 - 7586 (2007/10/03)
Michael addition reactions of β-ketoesters with a variety of α,β-unsaturated carbonyl compounds proceed efficiently using a Yb(OTf)3 catalyst either on a silica gel support or at high pressure.
Syntheses of the Terpenoid Precursors Cyclopent-2-enone and Cyclohex-2-enone Diesters
Kadas, I.,Morvai, V.,Arvai, G.,Toeke, L.,Szoelloesy, A.,et al.
, p. 107 - 118 (2007/10/02)
Two reaction pathways were elaborated for the practical and convenient syntheses of the title compounds.The first route applies a bromination-dehydrobromination sequence to introduce the double bond into 1-alkoxycarbonyl-2-oxocycloalkylacetic and propioni
