Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Francisco Javier Ríos-Merino"'
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 72, Iss 12, Pp 1687-1690 (2016)
In the title compound, also known as 3,5-lutidine N-oxide dihydrate, C7H9NO·2H2O, the N—O bond is weakened due to the involvement of the O atom as an acceptor of hydrogen bonds from the two water molecules of crystallization present in the asymmet
Externí odkaz:
https://doaj.org/article/bf2085f602bf472cb19ccdf74081bfdc
Autor:
Miguel-Ángel Velázquez-Carmona, Sylvain Bernès, Francisco Javier Ríos-Merino, Yasmi Reyes Ortega
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 72, Iss 7, Pp 918-921 (2016)
The here crystallized oxamide was previously characterized as an unsolvated species [Jímenez-Pérez et al. (2000). J. Organomet. Chem. 614–615, 283–293], and is now reported with methanol as a solvent of crystallization, C30H44N2O4·CH3OH, in a
Externí odkaz:
https://doaj.org/article/00d042373fb54837b7cd775f9c7ea29a
Autor:
Guadalupe Hernández-Téllez, Sylvain Bernès, Angel Mendoza, Francisco Javier Ríos-Merino, Gloria E. Moreno, Oscar Portillo, René Gutiérrez
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 72, Iss 3, Pp 350-354 (2016)
A series of thiophenes substituted in positions 2 and 5 by imine groups have been synthesized using a solvent-free approach, and their crystal structures determined. The substituents are chiral groups, and the expected absolute configuration for each
Externí odkaz:
https://doaj.org/article/f012ec9b415247799b0ef20ab737e583
Autor:
Ibrahima Cisse, Sylvain Bernès, Serigne Fallou Pouye, Libasse Diop, Francisco Javier Ríos-Merino
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications
A new polymorph of [Sn(C6H5)3Cl(C2H6OS)] has been characterized, which crystallizes in space group P21 with Z′ = 2, while the previously reported phase was in space group P212121 with Z′ = 1.
The crystal structure of the title tin complex, [
The crystal structure of the title tin complex, [
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications, Vol 72, Iss 12, Pp 1687-1690 (2016)
Acta Crystallographica Section E: Crystallographic Communications, Vol 72, Iss 12, Pp 1687-1690 (2016)
In the title hydrate, water molecules and N-oxide groups of the main molecule form supramolecular chains based on R(10) ring motifs.
In the title compound, also known as 3,5-lutidine N-oxide dihydrate, C7H9NO·2H2O, the N—O bond is weake
In the title compound, also known as 3,5-lutidine N-oxide dihydrate, C7H9NO·2H2O, the N—O bond is weake
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 72, Iss 7, Pp 918-921 (2016)
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications
In the title solvate, the oxamide derivative presents the same conformation as in the unsolvated molecule, but the lattice solvent introduces disorder for various functional groups.
The here crystallized oxamide was previously characterized as
The here crystallized oxamide was previously characterized as
Autor:
Gloria E. Moreno, Sylvain Bernès, René Gutiérrez, G. Hernández-Téllez, Oscar Portillo, Francisco Javier Ríos-Merino, Angel Mendoza
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications, Vol 72, Iss 3, Pp 350-354 (2016)
Acta Crystallographica Section E: Crystallographic Communications, Vol 72, Iss 3, Pp 350-354 (2016)
Thiophenes substituted in position 2 and 5 by chiral imine groups display non-crystallographic or crystallographic twofold symmetry.
A series of thiophenes substituted in positions 2 and 5 by imine groups have been synthesized using a solven
A series of thiophenes substituted in positions 2 and 5 by imine groups have been synthesized using a solven
Autor:
Francisco Javier Ríos-Merino, O. Portillo-Moreno, G. Hernández-Téllez, Angel Mendoza, René Gutiérrez
Publikováno v:
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E, Vol 69, Iss 9, Pp o1480-o1480 (2013)
Acta Crystallographica Section E, Vol 69, Iss 9, Pp o1480-o1480 (2013)
In the title compound, C21H17NS, the C=N double bond shows an E conformation. The dihedral angle between the mean planes of the naphthyl residue and the benzothiophene residue is 89.14 (6)°. The crystal packing is stabilized by intermolecular C—H.