N,N,N′-Triacetyl-2,6-diamino-4-tert-butylanisole

2006 ◽  
Vol 62 (4) ◽  
pp. o1300-o1301
Author(s):  
Matthew I. J. Polson ◽  
Peter J. Steel
Keyword(s):  
Crystal Structure ◽  
Solid State ◽  
Benzene Ring ◽  
Title Compound ◽  
State Structure ◽  
Solid State Structure ◽  
Compound C ◽  
Hydrogen Bonded

The solid state structure of the title compound, C17H24N2O4, reveals the imide unit to be planar and perpendicular to the plane of the benzene ring. In the crystal structure, adjacent molecules are hydrogen bonded through the amide unit.

1,4-Bis(8-tert-butyl-6-methyl-4H-1,3-benzoxazin-3-yl)benzene

2006 ◽  
Vol 62 (7) ◽  
pp. o2938-o2940 ◽  
Author(s):  
Raúl Huerta ◽  
Rubén A. Toscano ◽  
Ivan Castillo
Keyword(s):  
Solid State ◽  
Title Compound ◽  
State Structure ◽  
Solid State Structure ◽  
Tert Butyl ◽  
Compound C

The solid-state structure of the title compound, C32H40N2O2, is characterized by benzoxazine units with a cisoid geometry, and with the N atoms displaced from the planes of the heterocycles. The two benzoxazine groups are nearly coplanar.

scholarly journals 4-Hydroxy-3-methoxybenzaldehyde 4-ethylthiosemicarbazone

2014 ◽  
Vol 70 (8) ◽  
pp. o868-o868 ◽  
Author(s):  
Adriano Bof de Oliveira ◽  
Johannes Beck ◽  
Jörg Daniels ◽  
Bárbara Regina Santos Feitosa
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bond ◽  
Hydrogen Bonds ◽  
Benzene Ring ◽  
Title Compound ◽  
Three Dimensional ◽  
Torsion Angles ◽  
Ethyl Group ◽  
Compound C ◽  
Hydrogen Bonded

In the crystal structure of the title compound, C11H15N3O2S, the C—N—N—C and C—N—C—C torsion angles involving the benzene ring and ethyl group are 11.91 (15) and 99.4 (2)°, respectively. An intramolecular N—H...N hydrogen bond is observed. In the crystal, molecules are linkedviaN—H...O and N—H...S hydrogen bonds into a three-dimensional hydrogen bonded network. Finally, the molecules show a herringbone arrangement when viewed along theaaxis.

Methyl 4-(3-methoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate

2006 ◽  
Vol 62 (4) ◽  
pp. o1431-o1432 ◽  
Author(s):  
Bing-Jian Yang ◽  
Jian-Jun Li ◽  
Zhen-Hua Li ◽  
Ping Li ◽  
Wei-Ke Su
Keyword(s):  
Hydrogen Bonding ◽  
Solid State ◽  
Title Compound ◽  
Two Dimensional ◽  
State Structure ◽  
Solid State Structure ◽  
Compound C ◽  
Hydrogen Bonding Interactions ◽  
Dimensional Network

The solid-state structure of the title compound, C14H16N2O4, is characterized by hydrogen-bonding interactions, linking the molecules into chains. Hydrogen-bonding interactions between neighbouring chains form a two-dimensional network.

scholarly journals N-(5-Chloro-1,3-thiazol-2-yl)-2,4-difluorobenzamide

2012 ◽  
Vol 68 (6) ◽  
pp. o1857-o1857 ◽  
Author(s):  
Xi-Wang Liu ◽  
Jian-Yong Li ◽  
Han Zhang ◽  
Ya-Jun Yang ◽  
Ji-Yu Zhang
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bonds ◽  
Benzene Ring ◽  
Dihedral Angle ◽  
Title Compound ◽  
Benzoyl Chloride ◽  
Bond Lengths ◽  
Compound C

The title compound, C10H5ClF2N2OS, was obtained by linking an amino heterocycle and a substituted benzoyl chloride. The dihedral angle between the two rings is 41.2 (2)° and the equalization of the amide C—N bond lengths reveals the existence of conjugation between the benzene ring and the thiazole unit. In the crystal, pairs of N—H...N hydrogen bonds link molecules into inversion dimers. Non-classical C—H...F and C—H...O hydrogen bonds stabilize the crystal structure.

scholarly journals Crystal structure of (3E)-3-(2,4-dinitrophenoxymethyl)-4-phenylbut-3-en-2-one

2014 ◽  
Vol 70 (9) ◽  
pp. o1051-o1052 ◽  
Author(s):  
Ignez Caracelli ◽  
Stella H. Maganhi ◽  
Paulo J. S. Moran ◽  
Bruno R. S. de Paula ◽  
Felix N. Delling ◽  
...  
Keyword(s):  
Crystal Structure ◽  
Double Bond ◽  
Nitro Group ◽  
Benzene Ring ◽  
Torsion Angle ◽  
Title Compound ◽  
Phenyl Ring ◽  
Aromatic Rings ◽  
Compound C ◽  
The One

In the title compound, C17H14N2O6, the conformation about the C=C double bond [1.345 (2) Å] isE, with the ketone moiety almost coplanar [C—C—C—C torsion angle = 9.5 (2)°] along with the phenyl ring [C—C—C—C = 5.9 (2)°]. The aromatic rings are almost perpendicular to each other [dihedral angle = 86.66 (7)°]. The 4-nitro moiety is approximately coplanar with the benzene ring to which it is attached [O—N—C—C = 4.2 (2)°], whereas the one in theorthoposition is twisted [O—N—C—C = 138.28 (13)°]. The molecules associateviaC—H...O interactions, involving both O atoms from the 2-nitro group, to form a helical supramolecular chain along [010]. Nitro–nitro N...O interactions [2.8461 (19) Å] connect the chains into layers that stack along [001].

scholarly journals Crystal structure ofN1-phenyl-N4-[(quinolin-2-yl)methylidene]benzene-1,4-diamine

2014 ◽  
Vol 70 (9) ◽  
pp. o905-o906 ◽  
Author(s):  
Md. Serajul Haque Faizi ◽  
Ashraf Mashrai ◽  
Saleem Garandal ◽  
M. Shahid
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bonding ◽  
Benzene Ring ◽  
Title Compound ◽  
Phenyl Ring ◽  
Bond Angle ◽  
Ring System ◽  
Dihedral Angles ◽  
Quinoline Ring ◽  
Compound C

In the title compound, C22H17N3, the dihedral angles between the central benzene ring and the terminal phenyl ring and quinoline ring system (r.m.s. deviation = 0.027 Å) are 44.72 (7) and 9.02 (4)°, respectively, and the bond-angle sum at the amine N atom is 359.9°. In the crystal, the N—H group is not involved in hydrogen bonding and the molecules are linked by weak C—H...π interactions, generating [010] chains.

3-n-Butyl-2-methoxy-1-benzothieno[3,2-d]pyrimidin-4(3H)-one

2006 ◽  
Vol 62 (4) ◽  
pp. o1319-o1320 ◽  
Author(s):  
Min-Hui Cao ◽  
Sheng-Zhen Xu ◽  
Yang-Gen Hu
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bonding ◽  
Benzene Ring ◽  
Title Compound ◽  
Thiophene Ring ◽  
Stacking Interactions ◽  
Asymmetric Unit ◽  
Compound C ◽  
Π Stacking ◽  
Independent Molecules

The title compound, C15H16N2O2S, contains a five-membered thiophene ring fused to a benzene ring and a substituted pyrimidinone ring. All three rings in each of the independent molecules of the asymmetric unit lie in approximately the same plane. The crystal structure is stabilized by intermolecular C—H...O hydrogen bonding and π–π stacking interactions.

scholarly journals Crystal structure of 2-cyano-1-methylpyridinium tetrafluoroborate

2015 ◽  
Vol 71 (10) ◽  
pp. o697-o698 ◽  
Author(s):  
Francesca A. Vaccaro ◽  
Lynn V. Koplitz ◽  
Joel T. Mague
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bonding ◽  
Solid State ◽  
Three Dimensional ◽  
Asymmetric Unit ◽  
State Structure ◽  
Solid State Structure ◽  
Two Component

The asymmetric unit of the title salt, C7H7N2+·BF4−, comprises two independent but nearly identical formula units. The solid-state structure comprises corrugated layers of cations and anions, formed by C—H...F hydrogen bonding, that are approximately parallel to (010). Further C—H...F hydrogen bonding consolidates the three-dimensional architecture. The sample was refined as a two-component non-merohedral twin.

scholarly journals Crystal structure of (E)-5,5-dimethyl-2-[3-(4-nitrophenyl)allylidene]cyclohexane-1,3-dione

2015 ◽  
Vol 71 (7) ◽  
pp. o485-o486 ◽  
Author(s):  
Jae Kyun Lee ◽  
Sun-Joon Min ◽  
Yong Seo Cho ◽  
Jang Hyuk Kwon ◽  
Junghwan Park
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bonds ◽  
Benzene Ring ◽  
Title Compound ◽  
Envelope Conformation ◽  
Compound C

In the title compound, C17H17NO4, the cylohexane-1,3-dione ring adopts an envelope conformation with the dimethyl-subsituted C atom as the flap. Its mean plane is inclined to the benzene ring by 7.99 (19)°. The molecule has atransconformation about the bridging C=C bonds of the allyidene chain. In the crystal, molecules are linkedviapairs of C—H...O hydrogen bonds, forming inversion dimers. The dimers are linked by further C—H.·O hydrogen bonds, forming sheets lying parallel to (10-1).

scholarly journals N,N-Dimethyl-2-[(1E)-({[(methylsulfanyl)methanethioyl]amino}imino)methyl]aniline

IUCrData ◽  
2018 ◽  
Vol 3 (3) ◽  
Author(s):  
Winaki P. Sohtun ◽  
Arunachalam Kannan ◽  
Saravanan Dhandayutham ◽  
Marappan Velusamy
Keyword(s):  
Solid State ◽  
Hydrogen Bonds ◽  
Benzene Ring ◽  
Title Compound ◽  
Tautomeric Form ◽  
Compound C

In the title compound, C11H15N3S2, the dithiocarbazate moiety is rotated by 18.73 (8)° with respect to the benzene ring. The dithiocarbazate group adopts anEconfiguration with respect to the C=N bond of the benzylidene group. Furthermore, in the solid state the compound exists in the thione tautomeric form. In the crystal, molecules are linked by pairs of weak N—H...S hydrogen bonds, forming inversion dimers which are arranged in layers parallel to (010).

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