Zobrazeno 1 - 10
of 54
pro vyhledávání: '"Rosa E. del Río"'
Autor:
Sara García-Gil, Azahara Rodríguez-Luna, Javier Ávila-Román, Gabriela Rodríguez-García, Rosa E. del Río, Virginia Motilva, Mario A. Gómez-Hurtado, Elena Talero
Publikováno v:
Antioxidants, Vol 13, Iss 1, p 134 (2024)
Ultraviolet (UV) radiation harms the skin, causing oxidative damage, inflammation, and disruption of the skin’s barrier function. There is considerable interest in identifying new natural ingredients with antioxidant and anti-inflammatory propertie
Externí odkaz:
https://doaj.org/article/71e814547fbd41b09d18c81abdb04627
Autor:
Gabriela Servín-García, Luis Chacón-García, Joaquín González-Marrero, Mariana Macías-Alonso, Mario A. Gómez-Hurtado, Gabriela Rodríguez-García, Rosa E. del Río, Carlos J. Cortés-García
Publikováno v:
Chemistry Proceedings, Vol 12, Iss 1, p 24 (2022)
A semisynthesis of 6β-acetoxyvouacapane-1,5-disusbtituted tetrazoles derivatives from the leaves of Caesalpinia platyloba by using the Ugi-azide multicomponent reaction as a key step reaction is described. To our knowledge, this is the first report
Externí odkaz:
https://doaj.org/article/9d997e3725a945e4a47e97aa2d3fb1f5
Autor:
Edgar García-Sánchez, César B. Ramírez-López, Rosa E. Martínez-Muñoz, Alberto Flores-García, Rosa E. del Río, Mauro M. Martínez-Pacheco
Publikováno v:
Polibotánica, Vol 0, Iss 39, Pp 91-101 (2015)
Thirty six samples arising from hexane, dichloromethane, and methanol extracts from four medicinal Eupatorium species were screened against Gram positive and Gram negative resistant bacteria associated with nosocomial infections by disk diffusion met
Externí odkaz:
https://doaj.org/article/0aa04ffe4a634aa3b7b752ade95d3809
Autor:
J. Pablo García-Merinos, Yliana López, J. Betzabe González-Campos, Judit A. Aviña-Verduzco, Rosa E. del Río, Rosa Santillan
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 11, Pp o1195-o1196 (2014)
In the title compound, C14H10ClNO2, obtained by the condensation of 4-chloroaniline and piperonal, the five-membered ring is almost planar (r.m.s. deviation = 0.023 Å) and the dihedral angle between the aromatic rings is 43.22 (14)°. In the crystal
Externí odkaz:
https://doaj.org/article/ac088e7d565b4a6c965457f52f728ee0
Autor:
Socorro Meza-Reyes, Jesús Sandoval-Ramírez, Sara Montiel-Smith, Guadalupe Hernández-Linares, Omar Viñas-Bravo, Roxana Martínez-Pascual, Maria A. Fernández-Herrera, José L. Vega-Báez, Penélope Merino-Montiel, Rosa L. Santillán, Norberto Farfán, Susana Rincón, Rosa E. del Río
Publikováno v:
ARKIVOC, Vol 2005, Iss 6, Pp 307-320 (2005)
Externí odkaz:
https://doaj.org/article/de0d7f6c50dd4af6b12b978141a5df2b
Autor:
José L. Salvador-Hernández, Sergio Zamudio, Ernesto Ramírez-Briones, Luis David Maldonado-Bonilla, Gabriela Rodríguez-García, Mario A. Gómez-Hurtado, Mónica Alicia Calderón-Oropeza, Brenda Y. Bedolla-Garcí, Rosa E. del Río
Publikováno v:
Records of Natural Products. 15:312-323
Several applications of natural products around the world arise from traditional knowledge or evident organoleptic properties, and essential oils from Salvia species are a current example. The genus is integrated by native and endemic species from Af
Autor:
J. Martín Torres-Valencia, Carlos M. Cerda-García-Rojas, Pedro Joseph-Nathan, Héctor M. Arreaga-González, Antonio J. Oliveros-Ortiz, Gabriela Rodríguez-García, Mario A. Gómez-Hurtado, Rosa E. del Río
Publikováno v:
Journal of Natural Products. 84:707-712
Since epoxythymols occur in Nature either as scalemic mixtures or as pure enantiomers, the knowledge of their chiral composition and of the absolute configuration (AC) of the dominant enantiomer tu...
Autor:
Rosa E. del Río, Gabriela Rodríguez-García, Mario A. Gómez-Hurtado, Carlos M. Cerda-García-Rojas, Ana K. Villagomez-Guzman, Pedro Joseph-Nathan, Antonio J. Oliveros Ortiz
Publikováno v:
Chemistry of Natural Compounds. 57:319-322
A known kaurenoic acid (1), together with a new kaurane derivative named 3α-isobutyryloxykaurenoic acid (2), was isolated from the roots of Lasianthaea aurea, a plant endemic to Mexico. The compounds were characterized using their physical and spect
Autor:
Cesia M. Aguilar-Morales, Gabriela Servín-García, Rosa E. del Río, Alejandro Islas-Jácome, Rocío Gámez-Montaño, Luis Chacón-García, Carlos J. Cortés-García
A facile and rapid synthesis of a family of new hybrid system 1,5-disusbtituted 1H-tetrazol-5yl 4,5-dihydro [1,2,3]triazolo[1,5-a]pyrazin-6-ones in moderate yields is described. Compounds were synthetized by a high-order multicomponent reaction (MCR)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8e7bdfd2ec0f6714d3a45fcbf544f07d
Autor:
Héctor M. Arreaga-González, Carlos M. Cerda-García-Rojas, José A Ferreira-Sereno, Rosa E. del Río, Pedro Joseph-Nathan, Gabriela Rodríguez-García, Hugo A. García-Gutiérrez, Mario A. Gómez-Hurtado
Publikováno v:
Journal of Natural Products. 82:3394-3400
The exceptional case of a natural compound that shows drastic absolute configuration variations within the same species was examined. Sequential samples of areolal (1) isolated from Piptothrix areolare showed dextrorotatory (ee 32%), almost racemic (