scholarly journals 1-(Prop-2-ynyl)indoline-2,3-dione

2014 ◽  
Vol 70 (3) ◽  
pp. o360-o360 ◽  
Author(s):  
Fatima-Zahrae Qachchachi ◽  
Fouad Ouazzani Chahdi ◽  
Houria Misbahi ◽  
Michael Bodensteiner ◽  
Lahcen El Ammari
Keyword(s):  
Hydrogen Bonds ◽  
Three Dimensional ◽  
Ring System ◽  
Dimensional Structure ◽  
Acta Cryst ◽  
Compound C ◽  
Benzene Rings ◽  
Fused Ring ◽  
The Mean ◽  
Fused Ring System

The structure of the title compound, C11H7NO2, is isotypic to that of its homologue, 1-octylindoline-2,3-dione [Qachchachiet al.(2013).Acta Cryst.E69, o1801]. The indoline ring and the two carbonyl O atoms are approximately coplanar, the largest deviation from the mean plane being 0.021 (1) Å for one of the O atoms. The mean plane through the fused ring system is nearly perpendicular to the propynyl group, as indicated by the N—C—C—C torsion angle of 77.9 (1)°. In the crystal, molecules are linked by C—H...O hydrogen bonds and π–π interactions between benzene rings [intercentroid distance = 3.5630 (10) Å], forming a three-dimensional structure.

scholarly journals 1-Benzyl-5-bromoindoline-2,3-dione

IUCrData ◽  
2016 ◽  
Vol 1 (4) ◽  
Author(s):  
Yassine Kharbach ◽  
Youssef Kandri Rodi ◽  
Catherine Renard ◽  
El Mokhtar Essassi ◽  
Lahcen El Ammari
Keyword(s):  
Hydrogen Bonds ◽  
Ring System ◽  
Dimensional Structure ◽  
Two Dimensional ◽  
Compound C ◽  
Centroid Distance ◽  
Fused Ring ◽  
Common Plane ◽  
The Mean ◽  
Fused Ring System

In the title compound, C15H10BrNO2, the indoline ring system, the two ketone O atoms and the Br atom lie in a common plane, with the largest deviation from the mean plane being 0.073 (1) Å for the Br atom. The fused-ring system is nearly perpendicular to the benzyl ring, as indicated by the dihedral angle between them of 74.58 (10)°. In the crystal, molecules are linked by weak C—H...O hydrogen bonds and by π–π interactions [inter-centroid distance = 3.625 (2) Å], forming a two-dimensional structure.

scholarly journals 8-Hydroxy-3,4-bis(4-methoxyphenyl)-1H-isochromen-1-one

IUCrData ◽  
2017 ◽  
Vol 2 (4) ◽  
Author(s):  
Sivakalai Mayakrishnan ◽  
Y. Arun ◽  
Narayanan Uma Maheswari
Keyword(s):  
Hydrogen Bonds ◽  
Title Compound ◽  
Three Dimensional ◽  
Ring System ◽  
Dimensional Structure ◽  
Three Dimensional Structure ◽  
Π Interactions ◽  
Compound C ◽  
Benzene Rings ◽  
The Mean

In the title compound, C23H18O5, the two methoxy-substituted benzene rings are inclined to one another by 67.0 (2)° and to the mean plane of the 1H-isochromene ring system by 67.21 (16) and 27.61 (17)°. There is an intramolecular C—H...π interaction present involving the two 4-methoxyphenyl rings. In the crystal, molecules are linked by O—H...O hydrogen bonds, forming chains propagating along the [301] direction. The chains are linked by a number of C—H...π interactions, forming a three-dimensional structure.

scholarly journals (±)-4,12,15,18,26-Pentahydroxy-13,17-dioxaheptacyclo[14.10.0.03,14.04,12.06,11.018,26.019,24]hexacosa-1,3(14),6(11),7,9,15,19,21,23-nonaene-5,25-dione methanol disolvate

2014 ◽  
Vol 70 (5) ◽  
pp. o506-o506 ◽  
Author(s):  
Maayan Gil ◽  
Joseph Almog ◽  
Faina Dubnikova ◽  
Benny Bogoslavski ◽  
Shmuel Cohen
Keyword(s):  
Hydrogen Bonds ◽  
Three Dimensional ◽  
Ring System ◽  
Dihedral Angles ◽  
Supramolecular Architecture ◽  
Ring Systems ◽  
Compound C ◽  
Fused Ring ◽  
The Mean ◽  
Fused Ring System

The title compound, C24H14O9·2CH3OH, displays a chair-shaped form. The two dihydroindenone ring systems are located above and below the central fused-ring system, the dihedral angles between the mean planes of dihydroindenone ring systems and the mean plane of central fused-ring system are 67.91 (5) and 73.52 (4)°, respectively. In the crystal, extensive O—H...O hydrogen bonds, weak C—H...O hydrogen bonds and C—H...π interactions link the molecules into a three-dimensional supramolecular architecture.

scholarly journals 1-Methyl-2-methylsulfanyl-6-nitro-1H-benzimidazole

2014 ◽  
Vol 70 (4) ◽  
pp. o407-o407 ◽  
Author(s):  
Mohamed El Ghozlani ◽  
El Mostapha Rakib ◽  
Abdelouahid Medaghri-Alaoui ◽  
Mohamed Saadi ◽  
Lahcen El Ammari
Keyword(s):  
Hydrogen Bonds ◽  
Three Dimensional ◽  
Ring System ◽  
Compound C ◽  
Dimensional Network ◽  
Centroid Distance ◽  
Fused Ring ◽  
Plane Passing ◽  
The Mean ◽  
Fused Ring System

The molecule of the title compound, C9H9N3O2S, is built up from fused five- and six-membered rings connected to methylsulfanyl and nitro groups, respectively. The mean plane through the fused ring system is inclined slightly relative to the plane passing through the nitro group [dihedral angle = 3.6 (2)°]. In the crystal, molecules are linked by C—H...O hydrogen bonds and π–π interactions between imidazole rings [inter-centroid distance = 3.667 (3) Å], forming a three-dimensional network.

scholarly journals 1-Dodecylindoline-2,3-dione

2014 ◽  
Vol 70 (2) ◽  
pp. o229-o229 ◽  
Author(s):  
Fatima-Zahrae Qachchachi ◽  
Fouad Ouazzani Chahdi ◽  
Houria Misbahi ◽  
Michael Bodensteiner ◽  
Lahcen El Ammari
Keyword(s):  
Hydrogen Bonds ◽  
Title Compound ◽  
Three Dimensional ◽  
Ring System ◽  
Compound C ◽  
Dimensional Network ◽  
Fused Ring ◽  
Plane Passing ◽  
The Mean ◽  
Fused Ring System

The structure of the title compound, C20H29NO2, is isotypic to that of its homologue 1-octylindoline-2,3-dione. The indoline ring and the two carbonyl-group O atoms are approximately coplanar, the largest deviation from the mean plane being 0.0760 (10) Å. The mean plane through the fused-ring system is nearly perpendicular to the mean plane passing through the 1-dodecyl chain [dihedral angle = 77.69 (5)°]. All C atoms of the dodecyl group are in an antiperiplanar arrangement. In the crystal, molecules are linked by C—H...O hydrogen bonds, forming a three-dimensional network.

scholarly journals 3-[2-(2-Amino-1H-benzo[d]imidazol-1-yl)ethyl]-1,3-oxazolidin-2-one

IUCrData ◽  
2016 ◽  
Vol 1 (12) ◽  
Author(s):  
Abdellatif Bouayyadi ◽  
Ahmed Moussaif ◽  
Abdelhalim Mesfioui ◽  
Mohammed Mzibri ◽  
Mohamed Saadi ◽  
...  
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Three Dimensional ◽  
Ring System ◽  
Dimensional Structure ◽  
Benzimidazole Ring ◽  
Compound C ◽  
Fused Ring ◽  
Fused Ring System

In the title compound, C12H14N4O2, the benzimidazole ring is almost planar (r.m.s. deviation = 0.03 Å), with the fused ring system slightly folded at the shared atoms, with a dihedral angle of 3.4 (1)°. The oxazolidinone ring displays a twisted conformation on the –CH2–CH2– bond and its mean plane makes a dihedral angle of 57.4 (1)° with the benzimidazole ring mean plane. In the crystal, molecules are linked by N—H...O and N—H...N hydrogen bonds, forming chains propagating along thea-axis direction. The chains are linked by C—H...O and C—H...N hydrogen bonds, forming a three-dimensional structure, which is reinforced by C—H...π interactions.

scholarly journals 1-Octylindoline-2,3-dione

2013 ◽  
Vol 69 (12) ◽  
pp. o1801-o1801 ◽  
Author(s):  
Fatima-Zahrae Qachchachi ◽  
Youssef Kandri Rodi ◽  
El Mokhtar Essassi ◽  
Werner Kunz ◽  
Lahcen El Ammari
Keyword(s):  
Hydrogen Bonds ◽  
Title Compound ◽  
Three Dimensional ◽  
Ring System ◽  
Compound C ◽  
Dimensional Network ◽  
Fused Ring ◽  
Plane Passing ◽  
The Mean ◽  
Fused Ring System

In the title compound, C16H21NO2, the indoline ring and the two ketone O atoms are approximately coplanar, the largest deviation from the mean plane being 0.063 (2) Å. The mean plane through the fused ring system is nearly perpendicular to the mean plane passing through the 1-octyl chain [dihedral angle = 77.53 (17)°]. In the crystal, molecules are linked by C—H...O hydrogen bonds, forming a three-dimensional network.

scholarly journals 2-(3-Bromo-5-nitro-1H-indazol-1-yl)-1-phenylethanone

IUCrData ◽  
2017 ◽  
Vol 2 (4) ◽  
Author(s):  
Mohammed Boulhaoua ◽  
Mohammed Benchidmi ◽  
El Mokhtar Essassi ◽  
Mohamed Saadi ◽  
Lahcen El Ammari
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Three Dimensional ◽  
Ring System ◽  
Compound C ◽  
Dimensional Network ◽  
Fused Ring ◽  
The Mean ◽  
Fused Ring System

The 5-nitro-1H-indazol-1-yl moiety of the title compound, C15H10BrN3O3, is approximately planar, with the largest deviation from the mean plane being 0.079 (3) Å. The fused-ring system is virtually perpendicular to the mean plane through the 1-phenylethanone group, making a dihedral angle of 89.7 (2)°. In the crystal, pairs of molecules form inversion dimersviaBr...O interactions [3.211 (2) Å]. The dimers are connected by C—H...O and C—H...N non-classical hydrogen bonds, in addition to π–π interactions [intercentroid distance = 3.6411 (12) Å], forming a three-dimensional network.

scholarly journals Crystal structure of triethyl 2-(5-nitro-2H-indazol-2-yl)propane-1,2,3-tricarboxylate

2015 ◽  
Vol 71 (10) ◽  
pp. o780-o781 ◽  
Author(s):  
Mohammed Boulhaoua ◽  
Mohammed Benchidmi ◽  
El Mokhtar Essassi ◽  
Mohamed Saadi ◽  
Lahcen El Ammari
Keyword(s):  
Hydrogen Bonds ◽  
Three Dimensional ◽  
Site Occupancy ◽  
Maximum Deviation ◽  
Compound C ◽  
Carboxylate Groups ◽  
Dimensional Network ◽  
Fused Ring ◽  
The Mean ◽  
Fused Ring System

In the title compound, C19H23N3O8, the 5-nitro-2H-indazol-2-yl unit is almost planar, with the maximum deviation from the mean plane being 0.024 (2) Å. The fused-ring system is nearly perpendicular to the three carboxylate groups, with dihedral angles of 90.0 (3), 83.8 (1) and 80.4 (1)°. The ethyl groups attached to both ends of the propane chain are each disordered over two sets of sites, with site-occupancy ratios of 0.425 (17):0.575 (17) and 0.302 (15):0.698 (15). In the crystal, molecules are linked by pairs of C—H...N hydrogen bonds, forming inversion dimers. The dimers are further linked by C—H...O hydrogen bonds, forming a three-dimensional network.

scholarly journals Crystal structure of ethyl 2′′,3-dioxo-7′,7a'-dihydro-1′H,3H,3′H-dispiro[benzo[b]thiophene-2,6′-pyrrolo[1,2-c]thiazole-5′,3′′-indoline]-7′-carboxylate

2015 ◽  
Vol 71 (3) ◽  
pp. o148-o149
Author(s):  
M. P. Savithri ◽  
M. Suresh ◽  
R. Raghunathan ◽  
R. Raja ◽  
A. SubbiahPandi
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bonds ◽  
Three Dimensional ◽  
Ring System ◽  
Dimensional Structure ◽  
Thiazole Ring ◽  
Pyrrolidine Ring ◽  
Compound C ◽  
The Mean ◽  
Ring Motif

In the title compound, C23H20N2O4S2, the central pyrrolidine ring adopts an envelope conformation with the spiro C atom, shared with the benzothiophene ring system, as the flap. The thiazole ring has a twisted conformation on the S—C bond, where the C atom is that closest to methine C atom. The mean planes of the benzothiophene and indoline ring systems are inclined to the mean plane of the central pyrrolidine ring by 82.75 (8) and 80.03 (8)°, respectively, and to each other by 61.49 (6)°. In the crystal, molecules are linkedviapairs of N—H...O hydrogen bonds, forming inversion dimers with anR22(8) ring motif. The dimers are linkedviaC—H...O and C—H...N hydrogen bonds, forming a three-dimensional structure. The ethoxycarbonyl group is disordered over two orientations, with an occupancy ratio of 0.717 (12):0.283 (12).

Sign in / Sign up

Export Citation Format

Share Document