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Crystal structure and Hirshfeld surface analysis of 2,2''',6,6'''-tetra-meth-oxy-3,2':5',3'':6'',3'''-quaterpyridine.

Publication Type: Academic Journal

Source(s): Acta crystallographica. Section E, Crystallographic communications [Acta Crystallogr E Crystallogr Commun] 2019 Sep 20; Vol. 75 (Pt 10), pp. 1511-1514. Date of Electronic Publication: 2019 Sep 20 (Print Publication: 2019).

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Abstract: In the title compound, C 24 H 22 N 4 O 4 , the four pyridine rings are tilted slightly with respect to each other. The dihedral angles between the inner and outer pyridine rings are 12.51 (8) and 9.67 (9)°, while that between inner pyridine rings is 20...

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Syntheses and crystal structures of 2-methyl-1,1,2,3,3-penta-phenyl-2-sila-propane and 2-methyl-1,1,3,3-tetra-phenyl-2-silapropan-2-ol.

Publication Type: Academic Journal

Source(s): Acta crystallographica. Section E, Crystallographic communications [Acta Crystallogr E Crystallogr Commun] 2019 Aug 23; Vol. 75 (Pt 9), pp. 1339-1343. Date of Electronic Publication: 2019 Aug 23 (Print Publication: 2019).

Abstract: The sterically hindered silicon compound 2-methyl-1,1,2,3,3-penta-phenyl-2-sila-propane, C 33 H 30 Si ( I ), was prepared via the reaction of two equivalents of di-phenyl-methyl-lithium (benzhydryllithium) and di-chloro-methyl-phenyl-silane. This bis-b...

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Crystal structure of catena -poly[[gold(I)-μ-cyanido-[di-aqua-bis-(2-phenyl-pyrazine)-iron(II)]-μ-cyanido] dicyanidogold(I)].

Publication Type: Academic Journal

Source(s): Acta crystallographica. Section E, Crystallographic communications [Acta Crystallogr E Crystallogr Commun] 2019 Jul 12; Vol. 75 (Pt 8), pp. 1149-1152. Date of Electronic Publication: 2019 Jul 12 (Print Publication: 2019).

Abstract: In the title polymeric complex, {[Fe(CN) 2 (C 10 H 8 N 2 ) 2 (H 2 O) 2 ][Au(CN) 2 ]} n , the Fe II ion, which is located on a twofold rotation axis, has a slightly distorted FeN 4 O 2 octa-hedral geometry. It is coordinated by two ...

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Crystal structures of two new isocoumarin derivatives: 8-amino-6-methyl-3,4-diphenyl-1 H -isochromen-1-one and 8-amino-3,4-diethyl-6-methyl-1 H -isochromen-1-one.

Publication Type: Academic Journal

Source(s): Acta crystallographica. Section E, Crystallographic communications [Acta Crystallogr E Crystallogr Commun] 2019 Jul 09; Vol. 75 (Pt 8), pp. 1117-1122. Date of Electronic Publication: 2019 Jul 09 (Print Publication: 2019).

Abstract: The title compounds, 8-amino-6-methyl-3,4-diphenyl-1 H -isochromen-1-one, C 22 H 17 NO 2 , (I), and 8-amino-3,4-diethyl-6-methyl-1 H -isochromen-1-one, C 14 H 17 NO 2 , (II), are new isocoumarin derivatives in which the isochromene ring systems are pla...

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Crystal structure and Hirshfeld surface analysis of 2-[(2-oxo-2 H -chromen-4-yl)-oxy]acetic acid dimethyl sulfoxide monosolvate.

Publication Type: Academic Journal

Source(s): Acta crystallographica. Section E, Crystallographic communications [Acta Crystallogr E Crystallogr Commun] 2019 Jul 09; Vol. 75 (Pt 8), pp. 1123-1127. Date of Electronic Publication: 2019 Jul 09 (Print Publication: 2019).

Abstract: The title compound, C 11 H 8 O 5 ·(CH 3 ) 2 SO, is a new coumarin derivative. The asymmetric unit contains two coumarin mol-ecules ( A and B ) and two di-methyl-sulfoxide solvent mol-ecules ( A and B ). The dihedral angle between the pyran and benzene ...

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Crystal structure of ( E )- N -cyclo-hexyl-2-(2-hy-droxy-3-methyl-benzyl-idene)hydrazine-1-carbo-thio-amide.

Publication Type: Academic Journal

Source(s): Acta crystallographica. Section E, Crystallographic communications [Acta Crystallogr E Crystallogr Commun] 2019 Jun 28; Vol. 75 (Pt 7), pp. 1065-1068. Date of Electronic Publication: 2019 Jun 28 (Print Publication: 2019).

Abstract: The asymmetric unit of the title compound, C 15 H 21 N 3 OS, comprises of two crystallographically independent mol-ecules ( A and B ). Each mol-ecule consists of a cyclo-hexane ring and a 2-hy-droxy-3-methyl-benzyl-idene ring bridged by a hydrazinecarb...

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Crystal structures of two bis-carbamoyl-methyl-phosphine oxide (CMPO) compounds.

Publication Type: Academic Journal

Source(s): Acta crystallographica. Section E, Crystallographic communications [Acta Crystallogr E Crystallogr Commun] 2019 Jun 14; Vol. 75 (Pt 7), pp. 991-996. Date of Electronic Publication: 2019 Jun 14 (Print Publication: 2019).

Abstract: Two bis-carbamoyl-methyl-phosphine oxide compounds, namely {[(3-{[2-(di-phen-yl-phosphino-yl)ethanamido]-meth-yl}benz-yl)carbamo-yl]meth-yl}di-phenyl-phos-phine oxide, C 36 H 34 N 2 O 4 P 2 , (I), and diethyl [({2-[2-(di-eth-oxy-phosphino-yl)ethanamido...

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Synthesis, crystal structure and Hirshfeld surface analysis of 2-chloro-3-[( E )-(2-phenyl-hydrazinyl-idene)meth-yl]quinoline.

Publication Type: Academic Journal

Source(s): Acta crystallographica. Section E, Crystallographic communications [Acta Crystallogr E Crystallogr Commun] 2019 Jun 07; Vol. 75 (Pt 7), pp. 964-968. Date of Electronic Publication: 2019 Jun 07 (Print Publication: 2019).

Abstract: A new quinoline-based hydrazone, C 16 H 12 ClN 3 , was synthesized by a condensation reaction of 2-chloro-3-formyl-quinoline with phenyl-hydrazine. The quinoline ring system is essentially planar (r.m.s. deviation = 0.012 Å), and forms a dihedral angle...

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Crystal structure, Hirshfeld surface analysis and HOMO-LUMO analysis of ( E )- N '-(3-hy-droxy-4-meth-oxy-benzyl-idene)nicotinohydrazide monohydrate.

Publication Type: Academic Journal

Source(s): Acta crystallographica. Section E, Crystallographic communications [Acta Crystallogr E Crystallogr Commun] 2019 May 14; Vol. 75 (Pt 6), pp. 804-807. Date of Electronic Publication: 2019 May 14 (Print Publication: 2019).

Abstract: The mol-ecule of the title Schiff base compound, C 14 H 13 N 3 O 3 ·H 2 O, displays a trans configuration with respect to the C=N bond. The dihedral angle between the benzene and pyridine rings is 29.63 (7)°. The crystal structure features inter-molecu...

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Crystal structure and Hirshfeld surface analysis of ( E )-2-[1-hy-droxy-2-(pyridin-2-yl)eth-yl]-4-[2-(4-meth-oxy-phen-yl)diazen-1-yl]phenol.

Publication Type: Academic Journal

Source(s): Acta crystallographica. Section E, Crystallographic communications [Acta Crystallogr E Crystallogr Commun] 2019 Apr 09; Vol. 75 (Pt 5), pp. 600-603. Date of Electronic Publication: 2019 Apr 09 (Print Publication: 2019).

Abstract: In the title compound, C 20 H 19 N 3 O 3 , the configuration about the azo N=N bond is E , and the central benzene ring is inclined to the pyridine ring by 31.43 (8)° and to the 4-meth-oxy-phenyl ring by 4.73 (8)°. In the crystal, mol-ecules are linked...

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