Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Martha Sosa-Rivadeneyra"'
Autor:
Armando Castillo, Paulina Ceballos, Pilar Santos, Margarita Cerón, Perumal Venkatesan, Enrique Pérez-Gutiérrez, Martha Sosa-Rivadeneyra, Subbiah Thamotharan, Maxime A. Siegler, María Judith Percino
Publikováno v:
Molecules, Vol 26, Iss 6, p 1500 (2021)
The compounds I (Z)-2-(phenyl)-3-(2,4,5-trimethoxyphenyl)acrylonitrile with one side (2,4,5-MeO-), one symmetrical (2Z,2′Z)-2,2′-(1,4-phenylene)bis(3-(2,4,5-trimethoxyphenyl)acrylonitrile), II (both sides with (2,4,5-MeO-), and three positional i
Externí odkaz:
https://doaj.org/article/4a4885717220435681809f751c4e292a
Autor:
Martha Sosa-Rivadeneyra, Leticia Quintero, Cecilia Anaya de Parrodi, Sylvain Bernès, Elena Castellanos, Eusebio Juaristi
Publikováno v:
ARKIVOC, Vol 2003, Iss 11, Pp 61-71 (2003)
Externí odkaz:
https://doaj.org/article/b2c098d9643d4d7cb65c7cc7623156a5
Autor:
Rosa-Luisa Meza-León, Sylvain Bernès, Elsie Ramírez Domínguez, Martha Sosa-Rivadeneyra, Leticia Quintero-Cortés
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 4, Pp o981-o982 (2011)
The title compound, C25H29NO4S2 0.5CH2Cl2, was obtained as a racemate. The pyridine and phenyl rings are arranged face-to-face, giving a weak intramolecular π–π interaction [centroid–centroid separation = 3.759 (3) Å]. These interactions are e
Externí odkaz:
https://doaj.org/article/0770bf77ddc14bc289ce2b519b3c16aa
Autor:
Angel Mendoza, Martha Sosa-Rivadeneyra, Fernando Sartillo-Piscil, Leticia Quintero, Marcos Flores-Alamo
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 6, Pp o1317-o1317 (2010)
In the title compound, C11H15FN2O5, the five-membered ring has an envelope conformation, while the six-membered ring is essentially planar, with a maximum deviation of 0.032 (2) Å from the mean plane. The crystal packing is stabilized by intermolecu
Externí odkaz:
https://doaj.org/article/6882232a5a4e454387c08ceb478f03db
Publikováno v:
Acta Crystallographica Section E Crystallographic Communications. 79:562-566
The chemical formula of the title compound, 2C17H17N4 +·2C7H5O5 −·C17H16N4·2.94C4H8O2, was established by X-ray diffraction of a single-crystal obtained by reacting 1,3-bis(benzimidazol-2-yl)propane (L) and gallic acid (HGal) in ethyl acetate. T
Publikováno v:
IUCrData. 8
The title salt, C14H14N3O4S2 +·Cl− [systematic name: 2-(4-hydroxy-2-methyl-1,1-dioxo-1,2-benzothiazine-3-amido)-5-methyl-1,3-thiazol-3-ium chloride] is the hydrochloride derivative of meloxicam, a drug used to treat pain and inflammation in rheuma
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 76, Iss 8, Pp 1229-1233 (2020)
The title compound, C15H15NO, is an enantiopure small molecule, which has been synthesized many times, although its crystal structure was never determined. By recrystallization from a variety of solvent mixtures (pure acetonitrile, ethanol–water, t
Autor:
Paulina Ceballos, Martha Sosa-Rivadeneyra, Subbiah Thamotharan, Rodrigo Ramos‐Hernández, M. Judith Percino, Enrique Pérez-Gutiérrez, Margarita Cerón, Venkatesan Perumal, Karnambaram Anandhan
Publikováno v:
ChemistrySelect. 5:415-425
Autor:
Sylvain Bernès, Fermin Flores-Manuel, Herbert Höpfl, Subbiah Thamotharan, Perumal Venkatesan, M. Judith Percino, Margarita Cerón, Martha Sosa-Rivadeneyra
Publikováno v:
CrystEngComm. 22:6645-6660
Cocrystallization experiments of the cyclic amides (lactams) 1,4-dihydroquinoxaline-2,3-dione (DHQ) and 1H-benzo[d]imidazol-2(3H)-one (BIM) with the anilic acids 2,5-dichloro-3,6-dihydroxy-1,4-benzoquinone (CA) and 2,5-dihydroxy-1,4-benzoquinone (AA)
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications
The conformational trimorphism of a chiral amide is described, in space groups P21 and P212121, with different orientations of the supramolecular one-dimensional structures with respect to the twofold screw axis.
The title compound, C15H15NO,
The title compound, C15H15NO,