Listar por autor "Sarabia-García, Francisco Ramón"
Mostrando ítems 1-20 de 31
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An array of bengamide E analogues modified at the terminal olefinic position: Synthesis and antimor properties.
Martín-Gálvez, Francisca; García-Ruiz, Cristina; Sánchez-Ruiz, Antonio; Valeriote, Frederick A.; Sarabia-García, Francisco Ramón
(Chemistry Europe · European Chemical Societies Publishing, 2013-03-19)
Based on our previously described synthetic strategy for bengamide E, a natural product of marine origin with antitumor activity, a small library of analogues modified at the terminal olefinic position was generated with ... -
An olefin cross-metathesis approach to depudecin and stereoisomeric analogues
Cheng-Sánchez, Iván; García-Ruiz, Cristina; Guerrero Vásquez, Guillermo A.; Sarabia-García, Francisco Ramón (ACS, 2017)
A new total synthesis of the natural product (−)-depudecin, a unique and unexplored histone deacetylase (HDAC) inhibitor, is reported. A key feature of the synthesis is the utilization of an olefin cross-metathesis strategy, ... -
An olefin metathesis approach towards the solomonamides.
Cheng-Sánchez, Iván; García-Ruiz, Cristina; Sarabia-García, Francisco Ramón (Elsevier, 2016)
A new synthetic strategy directed towards the solomonamides, a novel class of cyclopeptides of marine origin, has been developed utilizing an olefin metathesis reaction to form the [15]-membered ring contained in these ... -
Antitumor and antiangiogenic potential of solomonamide synthesis intermediates
Carrillo Fernández, Paloma; Cheng-Sánchez, Iván; Ocaña Farfán, María del Carmen; Martínez-Póveda, Beatriz Amparo; Medina-Torres, Miguel Ángel; Sarabia-García, Francisco Ramón; Rodríguez-Quesada, Ana María[et al.] (2017-11-09)
In this work we developed a new synthetic strategy towards the solomonamides. a novel class of cyclopeptides of marine origin. The described synthetic approach utilized an olefin metathesis reaction to form the [15]-membered ... -
Characterization of the activity and the mechanism of action of a new toluquinol derivative with improved potential as an antiangiogenic drug.
Torres-Vargas, José Antonio; Cheng-Sánchez, Iván; Martínez-Póveda, Beatriz Amparo; Medina-Torres, Miguel Ángel; Sarabia-García, Francisco Ramón; García-Caballero, Melissa; Rodríguez-Quesada, Ana María[et al.] (Elsevier, 2022-09-30)
The inhibition of sustained angiogenesis is an attractive approach for the treatment of cancer, blindness and other angiogenesis-dependent diseases. Encouraged by our previous finding that toluquinol, a methyl hydroquinone ... -
Chemistry and biology of bengamides and bengazoles, bioactive natural products from Jaspis sponges
García-Ruiz, Cristina; Sarabia-García, Francisco Ramón (MDPI, 2014)
Sponges corresponding to the Jaspidae family have proved to be a prolific source of bioactive natural products. Among these, the bengamides and the bengazoles stand out by virtue of their unprecedented molecular architectures ... -
Diastereoselective C-alkylation of aldimines, derived from chiral alpha-carbon heteroatom substituted aldehydes, with triethylborane. Application to the synthesis of benzylisoquinolines
Fuentes-Ríos, David; Muñoz, Carmen; Díaz-Morilla, Amelia; Sarabia-García, Francisco Ramón; López-Romero, Juan Manuel (Royal Society of Chemistry, 2023-03-13)
The one-pot reaction of a chiral aldehyde, p-methoxyaniline or p-fluoroaniline, and triethylborane produces the corresponding alkylated chiral amine with high yields and distereoisomeric ratios. Stereocontrol is induced ... -
Epi-, epoxy- and C2-modified bengamides: Synthesis and biological Evaluation
Sarabia-García, Francisco Ramón; Martín-Gálvez, Francisca; García-Ruiz, Cristina; Sánchez-Ruiz, Antonio; Vivar García, Carlos (ACS, 2013)
With the objective of investigating the influence of structural modifications of the polyketide chain of the bengamides upon their antitumoral activities, we targeted the preparation of bengamide E analogues with modification ... -
Explorando la química de los iluros de azufre en la síntesis de antibióticos tipo nucleósido: aproximación sintética de liposidomicinas y muraimicinas
(Universidad de Málaga,Servicio de Publicaciones, 2006)El trabajo de investigación desarrollado y expuesto en la presente memoria de Tesis Doctoral, muestra una nueva metodología sintética, basada en la química de los iluros de azufre, bien estudiada en el grupo de ... -
Exploring the chemistry of epoxy amides for the synthesis of the 2"-epi-diazepanone core of liposidomycins and caprazamycins
Sarabia-García, Francisco Ramón; Vivar García, Carlos; García-Ruiz, Cristina; Martín Ortiz, Laura; Romero-Carrasco, Antonio (ACS, 2012)
New synthetic strategies have been explored for the synthesis of the structural core of liposidomycins and caprazamycins, an intriguing class of complex nucleoside-type antibiotics. This structural core is comprised of a ... -
Exploring the ring-closing metathesis for the construction of the solomonamide macrocyclic core: identification of bioactive precursors
Cheng-Sánchez, Iván; Sánchez-Ruiz, Antonio; Martínez-Póveda, Beatriz Amparo; Medina-Torres, Miguel Ángel; Carrillo Fernández, Paloma; Rodríguez-Quesada, Ana María; López-Romero, Juan Manuel; Sarabia-García, Francisco Ramón[et al.] (2018-10-19)
New synthetic strategies directed toward the novel cyclopeptides solomonamides have been explored utilizing an olefin metathesis as the key reaction. In the various strategies investigated, we worked on minimally oxidized ... -
Green synthesis of silver nanoparticles and its combination with Pyropia columbina (Rhodophyta) extracts for a cosmeceutical application
González-Conde, Mercedes; Vega Sánchez, Julia; López-Figueroa, Félix; García-Castro, Miguel; Moscoso, Ana; Sarabia-García, Francisco Ramón; López-Romero, Juan Manuel[et al.] (MDPI, 2023-03-10)
We report the green synthesis of silver nanoparticles (AgNPs) by using daisy petals (Bellis perennis), leek (Allium porrum) and garlic skin (Allium sativum) as reducing agents and water as solvent. AgNPs are obtained with ... -
Inhibition of Endothelial Inflammatory Response by HT-C6, a Hydroxytyrosol Alkyl Ether Derivative.
Marrero Capitán, Ana Dácil; Castilla, Laura; Bernal, Manuel; Manrique-Poyato, María Inmaculada; Posligua-García, Joel; Moya-Utrera, Federico; Porras Alcalá, Cristina; Espartero Sánchez, José Luis; Sarabia-García, Francisco Ramón; Rodríguez-Quesada, Ana María; Medina-Torres, Miguel Ángel; Martínez-Póveda, Beatriz Amparo[et al.] (MDPI, 2023-07-28)
Hydroxytyrosol (HT) is a bioactive phenolic compound naturally present in olives and extra virgin olive oil (EVOO) which is described as an antioxidant, antitumoral and antiangiogenic molecule. Previous studies of ... -
Magnetically active pNIPAM nanosystems as temperature-sensitive biocompatible structures for controlled drug delivery
García-Pinel, Beatriz; Ortega Rodríguez, Alicia; Porras Alcalá, Cristina; Cabeza, Laura; Contreras-Cáceres, Rafael; Ortiz, Raúl; Díaz-Morilla, Amelia; Moscoso, Ana; Sarabia-García, Francisco Ramón; Prados, Jose; López-Romero, Juan Manuel; Melguizo, Consolación[et al.] (Taylor and Francis, 2020-04-19)
Here, temperature-sensitive hybrid poly(N-isopropylacrylamide) (pNIPAM) nanosystems with magnetic response are synthesised and investigated for controlled release of 5-fluorouracil (5FU) and oxaliplatin (OXA). Initially, ... -
n-Tuples on Scaffold Diversity Inspired by Drug Hybridisation to Enhance Drugability: Application to Cytarabine
García-Castro, Miguel; Fuentes-Ríos, David; López-Romero, Juan Manuel; Romero, Antonio; Moya-Utrera, Federico; Díaz-Morilla, Amelia; Sarabia-García, Francisco Ramón[et al.] (MDPI, 2023-12-13)
A mathematical concept, n-tuples are originally applied to medicinal chemistry, especially with the creation of scaffold diversity inspired by the hybridisation of different commercial drugs with cytarabine, a synthetic ... -
Nanoscale biocompatible structures generated from fluorinated tripodal phenylenes on gold nanoprisms
García-Castro, Miguel; Moscoso, Ana; Sarabia-García, Francisco Ramón; López-Romero, Juan Manuel; Contreras-Cáceres, Rafael; Díaz-Morilla, Amelia[et al.] (Wiley, 2022-03-09)
Modification of gold substrates with a stable, uniform and ultrathin layer of biocompatible materials is of tremendous interest for the development of bio-devices. We present the fabrication of hybrid systems consisting ... -
New Approaches to Oxirane Containing Natural Products: Stereoselective Total Synthesis of the Antitumor Agents Gummiferol and Depudecin
García-Ruiz, María Cristina; Sarabia-García, Francisco Ramón (2015-07-30)
La comunicación presenta la síntesis total de productos naturales con actividad antitumoral caracterizados estructuralmente por la presencia de anillos de oxirano. Para ello se empleó una nueva metodología de epoxidación ... -
An Olefin Metathesis-Based Strategy for the Synthesis of New Antitumoral Compounds Inspired by Natural Products
(UMA Editorial, 2019)his PhD Thesis proposes the discovery and development of new drugs inspired by bioactive natural products, which represent valid platforms for the generation of new chemical entities of pharmaceutical interest. In particular, ... -
Síntesis estereoselectiva de amidas glicídicas vía una nueva clase de sales de sulfonio quirales: aplicaciones en síntesis de productos naturales
(Universidad de Málaga, Servicio de Publicaciones y Divulgación Científica, 2014)En esta tesis se explora una nueva metodología de síntesis asimétrica de epóxidos mediante el uso de una nueva clase de sales de sulfonio quirales derivadas de aminoácidos y caracterizadas por una estructura bicíclica. Las ... -
Solid phase synthesis of globomycin and SF-1902 A5
The syntheses of the natural lipocyclodepsipeptide-type antibiotics globomycin and SF-1902 A5 are reported utilizing solid phase technology for the construction of the peptidic fragment and a new asymmetric methodology of ...