Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Thresen Mathew"'
Publikováno v:
Tetrahedron. 70:9676-9681
A simple and practical procedure for the silver-mediated fluorination of aryl- and heteroaryltrifluoroborates with electrophilic fluorine from Selectfluor ® and LiOH·H 2 O is presented. The reaction procedure is simple and easy to set up, the proce
Autor:
Gennaro De Libero, Thresen Mathew, Andrea Vasella, Peter Nussbaumer, Célia Billaud, Andreas Billich, Marco Cavallari
Publikováno v:
Chemistry & Biodiversity. 6:725-738
The synthesis of 7-oxasphingosine (3) and 7-oxaceramide (4) was improved by starting from the 4-methoxybenzyl-protected d-galactal 9. The sphingosine analogues 5-7 and 24 were synthesized via the azido alcohol 13. The 7-thiasphingosine 5 is a poorer
Autor:
Peter Nussbaumer, Roshini Rajan, Gennaro De Libero, Radovan Buffa, Thresen Mathew, Marco Cavallari, Frédéric Bornancin, Andrea Vasella
Publikováno v:
Helvetica Chimica Acta. 92:918-927
Autor:
Andrea Vasella, Peter Nussbaumer, Frédéric Bornancin, Marco Cavallari, Andreas Billich, Gennaro De Libero, Thresen Mathew
Publikováno v:
Chemistry & biodiversity
The conformationally based piperidinone sphingosine analogues 7, 8, 15, and 16 were synthesized from allylic alcohol 34 via lactams 31 and 32. The L-arabino diol 7 and the L-ribo diol 8 were transformed into the amino alcohols 17-24. The L-gluco cera
Publikováno v:
ChemInform. 46
This modified, robust and simple protocol for the fluorination of potassium aryl trifluoroborates furnishes aryl fluorides for a broad substrate scope in good yields.
Autor:
Manohar Salla, Azmi Reddy Atthunuri, Thresen Mathew, Shashidhar Nizalapur, Srinivas Reddy Dubbaka
Publikováno v:
ChemInform. 45
Synthesis of trifluoromethylated acetylenes by copper-mediated trifluoromethylation of potassium alkynyltrifluoroborates with CF3 radicals generated from NaSO2CF3 and tert-butyl hydroperoxide (TBHP) is communicated. The trifluoromethylated acetylenes
Autor:
Peter Nussbaumer, Marco Cavallari, Gennaro De Libero, Thresen Mathew, Andreas Billich, Andrea Vasella, Frédéric Bornancin
Publikováno v:
Chemistrybiodiversity. 6(5)
The analogues 7-9 of 7-oxaceramide and 7-oxasphingosine were synthesized from the known azidosphingosine 21. The 1,4-disubstituted 1,2,3-triazole analogues 10-16 of ceramides were synthesized by the click reaction of the known azide 24. None of the a
Autor:
Roshini Rajan, Thresen Mathew, Radovan Buffa, Frédéric Bornancin, Marco Cavallari, Peter Nussbaumer, Gennaro DeLibero, Andrea Vasella
Publikováno v:
Helvetica Chimica Acta; May2009, Vol. 92 Issue 5, p918-927, 10p