Browse
Submit Data
Databases
API
Help

Dataset Information

20 Views

0 Connections

0 Citations

0 Reanalyses

0 Downloads

Omics score: 0

4,4,5,5-Tetra-methyl-2-[4-(2-pyrid-yl)phen-yl]-3,4-dihydro-imidazole-1-oxyl-3-oxide.

ABSTRACT: In the title compound, C(18)H(20)N(3)O(2), the pyridine and phenyl rings are coplanar [dihedral angle = 3.5?(3)°]. The phenyl ring makes a dihedral angle of 29.6?(1)° with the imidazole ring. The crystal structure is stabilized by inter-molecular C-H?O hydrogen bonds.

SUBMITTER: Qin XY

PROVIDER: S-EPMC2977714 | biostudies-literature | 2009 Apr

REPOSITORIES: biostudies-literature

ACCESS DATA

Json Xml

Publications

4,4,5,5-Tetra-methyl-2-[4-(2-pyrid-yl)phen-yl]-3,4-dihydro-imidazole-1-oxyl-3-oxide.

Qin Xiang-Yang XY Wang Ping-An PA Sun Xiao-Li XL

Acta crystallographica. Section E, Structure reports online 20090410 Pt 5

In the title compound, C(18)H(20)N(3)O(2), the pyridine and phenyl rings are coplanar [dihedral angle = 3.5 (3)°]. The phenyl ring makes a dihedral angle of 29.6 (1)° with the imidazole ring. The crystal structure is stabilized by inter-molecular C-H⋯O hydrogen bonds. ...[more]

PMID: 21583850

Similar Datasets

2-[1-(4-Chloro-benzo-yl)pyrrolidin-2-yl]-4,4,5,5-tetra-methyl-4,5-dihydro-imidazole-1-oxyl-3-oxide.

Project description:In the title compound, C(18)H(23)ClN(3)O(3), the imidazole ring system has an envelope conformation, whereas the nitronyl nitroxide unit displays a half-chair or twisted conformation. In the crystal, C-H⋯O hydrogen bonds build up a three-dimensional network.

| S-EPMC3051528 | biostudies-literature

2-[1-(tert-But-oxy-carbonyl)-pyrrolidin-2-yl]-4,4,5,5-tetra-methyl-4,5-dihydro-1H-imidazole-1-oxyl 3-oxide.

Project description:In the title compound, C(16)H(28)N(3)O(4), the plane of the pyrrolidine ring system is twisted with respect to the plane of the nitronyl nitroxide unit, making a dihedral angle of 79.80 (6)°. The crystal structure is stabilized by C-H⋯O hydrogen bonds.

| S-EPMC3007227 | biostudies-literature

4,4,5,5-Tetra-methyl-2-(3,4,5-trimethoxy-phen-yl)imidazolidine-1-oxyl 3-oxide.

Project description:In the title nitronyl nitroxide radical compound, C(16)C(23)N(2)O(5), the imidazole and benzene rings are twisted with respect to each other, making a dihedral angle of 26.2 (4)°. The imidazole ring adopts a half-chair conformation. Weak C-H⋯π inter-actions are also found.

| S-EPMC2969929 | biostudies-literature

Methyl 2-{[2-(4,4,5,5-tetra-methyl-1,3-dioxyl-4,5-dihydro-imidazol-2-yl)phen-yl]-oxy}acetate.

Project description:In the title compound, C(16)H(21)N(2)O(5), the benzene ring is nearly perpendicular to the imidazole ring, making a torsion angle of 88.6?(8)°·The crystal structure is stabilized by non-classical C-H?O and C-H?? inter-actions, which build up a three-dimensional network.

| S-EPMC3254550 | biostudies-literature

Bis(pentane-2,4-dionato)bis-[2-(4-pyrid-yl)-4,4,5,5-tetra-methyl-imidazoline-1-oxyl 3-oxide]nickel(II).

Project description:In the title compound, [Ni(C(5)H(7)O(2))(2)(C(12)H(16)N(3)O(2))], the Ni(II) cation is hexa-coordinated by four O and two N atoms, showing a slightly distorted octa-hedral geometry. The Ni(II) cation lies on an inversion centre, as a consequence of which the asymmetric unit comprises one half-mol-ecule. The four O atoms belonging to two pentane-2,4-dionate ligands lie in the equatorial plane and two pyridyl N atoms occupy the axial coordination sites.

| S-EPMC2961770 | biostudies-literature

Bis[2,4-penta-nedionato(1-)]bis-[4,4,5,5-tetra-methyl--2-(4-pyrid-yl)-imidazoline-1-oxyl 3-oxide]manganese(II).

Project description:In the title compound, [Mn(C(5)H(7)O(2))(2)(C(12)H(16)N(3)O(2))], the manganese(II) cation (site symmetry ) is hexa-coordinated by four O and two N atoms in a distorted trans-MnN(2)O(4) octa-hedral geometry. The four O atoms belonging to two 2,4-penta-nedionate anions lie in the equatorial plane and the two N atoms occupy the axial coordination sites.

| S-EPMC2959951 | biostudies-literature

2-[2-(2-Hy-droxy-eth-oxy)phen-yl]-4,4,5,5-tetra-methyl-2-imidazoline-1-oxyl 3-oxide.

Project description:In the title compound, C(15)H(21)N(2)O(4), the nitronyl nitroxide unit displays a twisted conformation. The crystal structure is stabilized by non-classical C-H⋯O and C-H⋯π hydrogen bonds, which build up a three-dimensional network.

| S-EPMC3239125 | biostudies-literature

2-(1H-Indol-3-yl)-4,4,5,5-tetra-methyl-imidazolidine-1-oxyl 3-oxide.

Project description:In the title compound, C(15)H(18)N(3)O(2), the plane of the indole ring system is twisted with respect to the plane of the nitronyl nitroxide moiety, exhibiting a dihedral angle of 21.61?(6)°. The crystal packing is stabilized by N-H?O hydrogen bonds and weak C-H?O inter-actions.

| S-EPMC2979679 | biostudies-literature

3-(6-Methyl-2-pyrid-yl)-2-phen-oxy-3,4-dihydro-1,3,2-benzoxaza-phosphirine 2-oxide.

Project description:In the title compound, C(19)H(17)N(2)O(3)P, the six-membered 1,3,2-oxaza-phospho-rine ring adopts a twist-boat conformation with the phosphoryl O atom in an equatorial position. The P=O(oxide) bond length is 1.457?(1)?Å and the average value of the P-O distances is 1.588?Å. The crystal structure is stabilized by C-H?O and C-H?? inter-actions.

| S-EPMC2977249 | biostudies-literature

(R)-2-[1-(2,6-Dichloro-3,4,5-trimeth-oxy-benzo-yl)pyrrolidin-2-yl]-4,4,5,5-tetra-methyl-4,5-dihydro-1H-imidazole-1-oxyl 3-oxide.

Project description:In the title compound, C(21)H(28)Cl(2)N(3)O(6), the nitronyl nitroxide ring displays a half-chair conformation, whereas the pyrrolidine ring has an envelope conformation. These two rings are twisted to each other with N-C-C-N torsion angles around the connecting C-C bond of 48.9?(6) and -127.0?(5)°. The benzene ring is nearly perpendicular to the pyrrolidine ring, with torsion angles around the connecting C-C bond of 86.3?(6) and -97.7?(6)°. The crystal structure is stabilized by C-H?O and C-H?? hydrogen bonds, which build up a three-dimensional network.

| S-EPMC3099877 | biostudies-other

OmicsDI is part of the ELIXIR infrastructure

OmicsDI is an Elixir interoperability service. Learn more ›

Tweets

OmicsDI Databases

PRIDE
PeptideAtlas
MassIVE
JPOST Repository
Physiome Model Repository

EGA
EVA
ENA
LINCS
PAXDB
Cell Collective

MetaboLights
Metabolomics Workbench
MetabolomeExpress
GNPS
BioModels
FAIRDOMHub

ArrayExpress
dbGaP
ExpressionAtlas
GEO
NODE

Information

Databases
Help
API
Contact us
Code on GitHub
Terms of use
Submit Data