Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Gregor Urbanietz"'
Autor:
Jennifer Albaneze-Walker, Gregor Urbanietz, Andras Horvath, Stefano Lancianesi, Alejandro Gimenez Molina, Thomas De Vijlder, Mattijs Baeten, Martine Canters
Publikováno v:
The Journal of organic chemistry. 87(19)
Azido nucleosides couple with phosphoramidites via an initial iminophosphorane, which eliminates acrylonitrile to generate the coupled dimer P(V) product. The vulnerable phosphite triester intermediate is bypassed entirely, making the methodology ver
Autor:
Min Chul Kwon, Olivier Querolle, Xuedong Dai, Jan Willem Thuring, Tinne Verhulst, Ann Marien, Dries Goffin, Wei Cai, Vikki Keersmaekers, Filmon Eyassu, Karin Verstraeten, Sara El Ashkar, Shanna M Hogeling, Frank Jacob, Petra Vinken, Nicolas Darville, Vineet Pande, Daniel Krosky, Gregor Urbanietz, Bie Verbist, Lucille A. Ferrante, Christina Diane Drenberg, David Wilson, Ricardo M. Attar, Jan Jacob Schuringa, Nikki Daskalakis, Kathryn Packman, Christine Pietsch, Yusri Elsayed, Ulrike Philippar
Publikováno v:
Blood. 140:5928-5929
Publikováno v:
Synthesis : journal of synthetic organic chemistry 46(9), 1261-1269 (2014). doi:10.1055/s-0033-1340826
Synthesis : journal of synthetic organic chemistry 46(9), 1261-1269 (2014). doi:10.1055/s-0033-1340826
Published by Thieme, Stuttgart
Published by Thieme, Stuttgart
Publikováno v:
Advanced Synthesis & Catalysis. 354:1481-1488
The asymmetric organocatalytic one-pot synthesis of polyfunctionalized cyclohexanes is described. Starting from β-keto esters, nitroalkenes and α,β-unstaturated aldehydes and employing a bifunctional norephedrine-based thiourea catalyst, six conti
Publikováno v:
Synthesis. 44:773-782
Publikováno v:
Synthesis. 2011:1905-1911
A one-pot thiourea-catalyzed enantioselective synthesis of polyfunctionalized 4H-chromenes via a domino Michael-hemiacetalization reaction and subsequent dehydration is reported. Starting from 2-nitrovinylphenols and β-keto esters, the new protocol
Publikováno v:
Chemical communications : ChemComm 50(52), 6853-6855 (2014). doi:10.1039/C4CC01885K
A highly stereoselective one-pot procedure involving an enantioselective Michael addition promoted by low loading of an amino-squaramide catalyst followed by an achiral base catalyzed domino Michael–Knoevenagel-type 1,2-addition sequence provides e
Publikováno v:
ChemInform. 45
Starting from α-hydroxymethyl nitroalkenes and various 1,3-dicarbonyl compounds, a one-pot organocatalyzed diastereo- and enantioselective synthesis of polyfunctionalized dihydro- and tetrahydropyran derivatives via a domino Michael-hemiacetalizatio
Publikováno v:
ChemInform. 45
A new highly stereoselective one-pot procedure to synthesize multifunctionalized cyclohexanes is presented which involves an enantioselective Michael addition promoted by low loading of an amino-squaramide catalyst followed by an achiral base catalyz
Publikováno v:
ChemInform. 43
The reaction of β-ketoesters, aromatic nitroalkenes and aromatic α,β-unsaturated aldehydes provides highly substituted cyclohexanes with 6 contiguous stereocenters including a quaternary one.