In the title compound, C(18)H(16)N(6)O(2)S, which belongs to the family of azo dyes, the dihedral angle between the benzene rings is 26.16 (7)°. In the crystal, mol-ecules are joined by N-H⋯N and C-H⋯N hydrogen bonds into double chains parallel to the a axis.
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http://dx.doi.org/10.1107/S1600536810053158 | DOI Listing |
Acta Crystallogr E Crystallogr Commun
February 2024
Institute of Physics, University of Neuchâtel, Rue Emile-Argand 11, CH-2000 Neuchâtel, Switzerland.
In the title benzyl-ideneaniline Schiff base, CHNO, the aromatic rings are inclined to each other by 46.01 (6)°, while the C-N= C-C torsion angle is 176.9 (1)°.
View Article and Find Full Text PDFActa Crystallogr E Crystallogr Commun
December 2023
Department of Chemistry, M.M.A.M.C (Tribhuvan University), Biratnagar, Nepal.
In the title compound, CHFNO, which crystallizes in the ortho-rhom-bic 2 space group with = 4, the 1,4-di-hydro-pyridine ring adopts a distorted boat conformation, while the cyclo-hexene ring is in a distorted half-chair conformation. In the crystal, the mol-ecules are linked by N-H⋯O and C-H⋯O inter-actions, forming supra-molecular chains parallel to the axis. These chains pack with C-H⋯π inter-actions between them, forming layers parallel to the (010) plane.
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June 2023
Centre for Soft Matter, Department of Chemistry, Assam University, Silchar 788011, India.
In the title co-crystal, CHNO·CHO, the expected proton transfer from acetic acid to amine has not occurred. In the crystal, the chromene mol-ecules are linked by N-H⋯O and N-H⋯N hydrogen bonds to generate [100] columns. The acetic acid mol-ecules form inversion dimers linked by pairwise O-H⋯O hydrogen bonds and occupy voids between the columns.
View Article and Find Full Text PDFActa Crystallogr E Crystallogr Commun
October 2023
School of Studies in Chemistry, Jiwaji University, Gwalior 474011, India.
IUCrdata
August 2023
E-35 Holmes Hall, Michigan State University, Lyman Briggs College, 919 E. Shaw Lane, East Lansing, MI 48825, USA.
In the title compound, {[Cu(CHO)(CHNO)]·HO}, the Cu cations are coordinated in a square-pyramidal fashion, with pyridyl-N donor atoms from two -(2-(pyridin-3-yl-amino)-eth-yl)isonicotinamide (pein) ligands in the basal plane. The other three coordination sites are taken up by carboxyl-ate O-atom donors from three different 3-(2-carb-oxy-phen-yl)propionate (cpp) ligands. The central ethyl-enedi-amine segments of the pein ligands are disordered equally over two sets of positions.
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