Mostrando 10 resultados de: 14
Filtros aplicados
Publisher
Journal of Agricultural and Food Chemistry(4)
Journal of Natural Products(2)
Bionatura(1)
Chemical Physics Letters(1)
Journal of Pharmaceutical and Biomedical Analysis(1)
Área temáticas
Química orgánica(9)
Farmacología y terapéutica(8)
Bioquímica(7)
Huertos, frutas, silvicultura(1)
Ingeniería química(1)
Área de conocimiento
Bioquímica(11)
Farmacología(2)
Ingeniería química(2)
Química analítica(2)
Espectrometría de masas(1)
A fast and efficient HPLC-PDA-MS method for detection and identification of pyranochromanone acids in Calophyllum species
ArticleAbstract: Pyranochromanone acids isolated from Calophyllum species have shown a variety of biological potentiaPalabras claves:1D and 2D NMR, Calophyllum antillanum leaves and resin, Calophyllum pinetorum leaves and resin, Calophyllumr rivulare leaves and resin, Pyranochromanone acidsAutores:Bello Adonis Alarcón, Kabani A., Lotti C., Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusA polyisoprenylated benzophenone from Cuban propolis
ArticleAbstract: A novel polyisoprenylated benzophenone (1) has been isolated from an ethanol extract of Cuban propolPalabras claves:Autores:Aquino R., Castro H., Cuellar A., Osmany Cuesta-Rubio, Rastrelli L., Rojas N.Fuentes:googlescopusChemical characterization of Cuban propolis by HPLC-PDA, HPLC-MS, and NMR: The brown, red, and yellow Cuban varieties of propolis
ArticleAbstract: Sixty-five samples of propolis were collected from eleven regions of Cuba; methanolic extracts of prPalabras claves:1D NMR spectroscopy, Brown, red, and yellow type, Cuban propolis, HPLC-ESI/MS, HPLC-PDA, Isoflavonoids, polyisoprenylated benzophenones, PterocarpansAutores:Ingrid Márquez-Hernández, Mercedes Campo Fernández, Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L., Rosado A.Fuentes:googlescopusChemical constituents of red Mexican propolis
ArticleAbstract: Chemical investigation of a red-type Mexican propolis sample has led to the isolation of three new cPalabras claves:1,3-diarylpropane derivatives, 1D and 2D NMR spectroscopy, ESI-MS/MS, Flavonoids and isoflavonoids, Mexican propolis, PterocarpansAutores:Ingrid Márquez-Hernández, Lotti C., Mercedes Campo Fernández, Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusChemical study of the resin of the endemic species Calophyllum pinetorum Bisse
ArticleAbstract: Objectives: to isolate and identify the main components in the methanolic extract of the resin of thPalabras claves:Apetalic acid, Calolongic acid, Calophyllum, Chromans, Isoapetalic acidAutores:Arevalo C., Bello Adonis Alarcón, Lisa A., Méndez Lorenzo R., Osmany Cuesta-Rubio, Rastrelli L.Fuentes:scopusChemistry and biological activity of polyisoprenylated benzophenone derivatives
ArticleAbstract: Plants of the family Clusiaceae or Guttiferae, in articular those belonging to the genera Clusia, anPalabras claves:Autores:Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusFragmentation Pathways of Polycyclic Polyisoprenylated Benzophenones and Degradation Profile of Nemorosone by Multiple-Stage Tandem Mass Spectrometry
ArticleAbstract: Nemorosone is a polycyclic polyisoprenylated benzophenone (PPBs) with strong cytotoxic activity. ItPalabras claves:Autores:Campone L., Dal Piaz F., Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusIsoflavonoids isolated from cuban propolis
ArticleAbstract: Chemical investigation of a red-type Cuban propolis sample has led to the isolation of 11 isoflavonoPalabras claves:(-)-liquiritigenin, 1D and 2D NMR spectroscopy, Cd, ESI-MS/MS, Isoflavans, Isoflavonoids, Isoliquiritigenin, propolis, PterocarpansAutores:De Simone F., Ingrid Márquez-Hernández, Mercedes Campo Fernández, Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusStructural and conformational investigation of nemorosone: A combined X-ray and quantum mechanical study
ArticleAbstract: Here we report the X-ray crystal structure of nemorosone, a polyprenylated benzophenone derivative tPalabras claves:Autores:Barone V., Mattia C.A., Osmany Cuesta-Rubio, Pagano B., Pavone M., Piccinelli L.A., Rastrelli L.Fuentes:googlescopusStructural revision of clusianone and 7-epi-clusianone and anti-HIV activity of polyisoprenylated benzophenones
ArticleAbstract: For the first time, the tautomeric pairs of clusianone and 7-epi-clusianone were isolated from the sPalabras claves:Anti-HIV, Clusia torresii, Clusianone and 7-epi-clusianone, NMR, Quantum mechanical calculationsAutores:Barone V., Chica M.B., Mahmood N., Osmany Cuesta-Rubio, Pagano B., Pavone M., Piccinelli L.A., Rastrelli L.Fuentes:googlescopus