Solvent-free Mannich-type reaction as a strategy for synthesizing novel heterocalixarenes A Rivera, R Quevedo Tetrahedron letters 45 (45), 8335-8338, 2004 | 40 | 2004 |
One-step synthesis of a new heterocyclophane family R Quevedo, B Moreno-Murillo Tetrahedron Letters 50 (8), 936-938, 2009 | 37 | 2009 |
Hydrogen bond assisted synthesis of azacyclophanes from l-tyrosine derivatives N Nuñez-Dallos, A Reyes, R Quevedo Tetrahedron Letters 53 (5), 530-534, 2012 | 35 | 2012 |
Regioselectivity in isoquinoline alkaloid synthesis R Quevedo, E Baquero, M Rodriguez Tetrahedron Letters 51 (13), 1774-1778, 2010 | 32 | 2010 |
NUEVOS ASPECTOS DE LA REACCIÓN TIPO MANNICH EN MEDIO BÁSICO DE 1, 3, 6, 8-TETRAZATRICICLO;[4.4. 1.1 (3, 8)] DODECANO (TATD) CON FENOLES A Rivera, J Ríos-Motta, R Quevedo, P Joseph-Nathan Revista Colombiana de Química 34 (2), 105-115, 2005 | 29 | 2005 |
A structural study of the intermolecular interactions of tyramine in the solid state and in solution R Quevedo, N Nuñez-Dallos, K Wurst, Á Duarte-Ruiz Journal of molecular structure 1029, 175-179, 2012 | 25 | 2012 |
Efficient tetrahydrosalen synthesis from Mannich‐type bases A Rivera, R Quevedo, MA Navarro, M Maldonado Synthetic communications 34 (13), 2479-2485, 2004 | 21 | 2004 |
A new bisbenzyltetrahydroisoquinoline alkaloid from Berberis tabiensis (Berberidaceae) R Quevedo, K Valderrama, B Moreno-Murillo, M Laverde, V Fajardo Biochemical systematics and ecology 36 (10), 812-814, 2008 | 20 | 2008 |
Synthesis of macrocyclic α-amino esters through the chemoselective hydrolysis of benzoxazinephanes R Quevedo, M González, C Díaz-Oviedo Tetrahedron Letters 53 (13), 1595-1597, 2012 | 19 | 2012 |
Synthesis and conformational analysis of azacyclophanes from l-tyrosine R Quevedo, I Ortiz, A Reyes Tetrahedron Letters 51 (8), 1216-1219, 2010 | 16 | 2010 |
N-Benzylazacyclophane synthesis via aromatic Mannich reaction C Díaz-Oviedo, R Quevedo Tetrahedron letters 55 (48), 6571-6574, 2014 | 15 | 2014 |
Role of hydroxyl groups on the aromatic ring in the reactivity and selectivity of the reaction of β-phenylethylamines with non-enolizable aldehydes R Quevedo, C Díaz-Oviedo, Y Quevedo-Acosta Research on Chemical Intermediates 41, 9835-9843, 2015 | 13 | 2015 |
Solvent-free Mannich-type reaction of tetraazatricyclododecane (TATD) with phenols A Rivera, R Quevedo Tetrahedron Letters 54 (11), 1416-1420, 2013 | 11 | 2013 |
1-Phenylisoquinoline larvicidal activity against Culex quinquefasciatus R Quevedo, E Baquero, ML Quiñones Natural product research 26 (12), 1094-1100, 2012 | 11 | 2012 |
Role of hydrogen bonding in the selectivity of aromatic Mannich reaction of tyramines: Macrocyclization vs. linear condensation C Díaz-Oviedo, R Quevedo Journal of Molecular Structure 1202, 127283, 2020 | 9 | 2020 |
A rare head–head binding pattern in bisbenzylisoquinoline alkaloids R Quevedo, L Nunez, B Moreno Natural Product Research 25 (9), 934-938, 2011 | 9 | 2011 |
Hydroxy-and aminomethylation reactions in the formation of oligomers from l-tyrosine and formaldehyde in basic medium N Nuñez-Dallos, C Díaz-Oviedo, R Quevedo Tetrahedron letters 55 (30), 4216-4221, 2014 | 8 | 2014 |
Intrinsic Fluorescence of 1, 3-Benzoxazinephanes R Quevedo, CA Sierra Heterocycles: an international journal for reviews and communications in …, 2011 | 8 | 2011 |
Contribución al estudio químico y de bioactividad de dos especies nativas:(Croton bogotanus. Cuatr. y Croton funckianus. Cuatr.) Euphorbiaceae R Quevedo, L Nuñez, B Moreno-Murillo Scientia et technica 13 (33), 391-393, 2007 | 8 | 2007 |
Kinetic and thermodynamic control in β-phenylethylamines reaction with isatin Y Vélez, C Díaz-Oviedo, R Quevedo Journal of Molecular Structure 1133, 430-435, 2017 | 7 | 2017 |