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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: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:googlescopusChemistry 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:googlescopusStudies on the constituents of yellow cuban propolis: GC-MS determination of triterpenoids and flavonoids
ArticleAbstract: In this study, on the basis of the information supplied by NMR and HPLC-PDA data, we reported a qualPalabras claves:1D NMR spectroscopy, Acetyl Triterpenes, Cuban propolis, GC-MS, HPLC-PDA, Polymethoxylated flavonoids, Triterpenic alcohols, Yellow varietyAutores:Ingrid Márquez-Hernández, Mercedes Campo Fernández, Montes de Oca Porto R., Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L., Rosado Pérez A.Fuentes:scopusPolyprenylated benzophenone derivatives from Cuban propolis
ArticleAbstract: Three new polyprenylated benzophenone derivatives, propolones B-D (5-7), together with garcinielliptPalabras claves:Autores:Ingrid Márquez-Hernández, Mercedes Campo Fernández, Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:scopus