Al₁₃Fe₃

Trigonal Al₁₃Fe₃ was obtained by application of the high-pressure sinter­ing (HPS) technique.

Bis(tetra­phenyl­arsonium) hexa­chlorido­zirconate(IV) aceto­nitrile tetra­solvate

The crystal structure of the title compound is composed of alternating rows of bis­(tetra­phenyl­arsonium) cations and hexa­chlorido­zirconate(IV) anions, with aceto­nitrile solvate mol­ecules in the voids.

Bis(cobaltocenium) tetra­chlorido­cobaltate(II) di­chloro­methane 1.2-solvate

The structure of bis­(cobaltocenium) tetra­chloro­cobaltate(II) di­chloro­methane solvate has been determined at 100 K.

Bis(4-cobaltoceniumyl-1-ferrocenyl-3-methyl-1,2,3-triazolyl­idene)gold(I) hexa­fluorido­phosphate–tri­fluoro­methane­sulfonate (1.2/1.8)

The tricationic, triclinic, complex C₄₆H₄₂N₆Co₂Fe₂Au(PF₆)_1.2(CF₃SO₃)_1.8 was obtained as orange crystals.

1-Meth­oxy-1,1-di­phenyl­but-2-yne

The crystal structure of the title propyne derivative does not contain stabilizing inter­actions other than weak C—H⋯π inter­actions.

3,4-Di­bromo-2,2,5,5-tetra­phenyl-2,5-di­hydro­furan

In the mol­ecular structure, the phenyl rings are inclined at angles of 67.7 (1), 68.8 (1), 79.3 (1) and 62.3 (1)° to the plane of the 2,5-di­hydro­furan ring. The crystal structure features a hree-dimensional supra­molecular network formed through C—H⋯π and Br⋯Br inter­actions.

3-Di­fluoro­methyl-5-[4-(tri­fluoro­meth­yl)phen­yl]isoxazole

The crystal and mol­ecular structure of a fluoro­alkyl­ated isoxazole derivative is reported. All atoms of the title mol­ecule lie on a mirror plane except two fluorine atoms each of the di­fluoro and tri­fluoro­methyl substituents.

Ethyl 2-(2-oxo-3-phenyl-1,2-di­hydro­quinoxalin-1-yl)acetate

The di­hydro­quinoxaline moiety is planar and the majority of the ester substituent is nearly perpendicular to its mean plane. In the crystal, the mol­ecules form oblique stacks along the b-axis direction through slipped π-π-stacking inter­actions between adjacent di­hydro­quinoxaline units. The stacks are connected by additional C—H⋯O hydrogen bonds and C—H⋯π(ring) inter­actions to form an open three-dimensional network.

1-[(1-Butyl-1H-1,2,3-triazol-5-yl)meth­yl]-3-methyl­quinoxalin-2(1H)-one

The mol­ecular and crystal structure of the title quinoxaline derivative is reported. The crystal structure features C—H⋯O intra­molecular and weak C—H⋯O, C—H⋯N and C—H⋯π inter­molecular inter­actions.

N-(4-Acetyl­phen­yl)-N′-(4-fluoro­phen­yl)urea

In the crystal, mol­ecules are packed into layers parallel to (010). Each layer contains the mol­ecules linked by a pair of strong N—H⋯O hydrogen bonds, while strong C—H⋯F hydrogen bonds connect mol­ecules into a two-dimensional network.

(3R,4Z)-1,3-Di­ethyl-4-(2-oxo­propyl­idene)-2,3,4,5-tetra­hydro-1H-1,5-benzodiazepin-2-one

The seven-membered ring in the title compound adopts a bowl-shaped conformation and an intra­molecular N—H⋯O hydrogen bond occurs.

(1S,4R)-1,11,11-Tri­methyl-1,2,3,4-tetra­hydro-1,4-methano­phenazine N⁵-oxide

The crystal structure of (1S,4R)-1,11,11-trimethyl-1,2,3,4-tetra­hydro-1,4-methano­phenazine N⁵-oxide is reported.

1,3-Bis(4-bromo­phen­yl)propane

The title compound, obtained through the reduction of 4,4′-di­bromo­chalcone, has monoclinic P2₁ symmetry at 100 K. No directional inter­actions could be identified in the crystal.

9-(3,5-Di­methyl­benzyl­idene)-8-(3,5-di­methyl­phen­yl)-1,3,5,7-tetra­phenyl-2,4,7,8-tetra­hydro-4,7-methano­azulene aceto­nitrile disolvate

The crystal structure of an azulene derivative that co-crystallizes with two acetonitrile solvent mol­ecules is reported.

1,3-Bis(2,6-diiso­propyl­phen­yl)imidazolium perchlorate

The complete imidazolium cation in the title compound is generated by crystallographic mirror symmetry.

S-Phenethyl (2R,3R)-3-{[(R)-tert-butyl­sulfin­yl]amino}-2-fluoro-3-phenyl­propane­thio­ate

The absolute configuration of the title compound has been confirmed as (2R, 3R).

Ethyl 2-(3-oxo-1,2,3,4-tetra­hydro­quinoxalin-2-yl)acetate

The conformation of the ester substituent is partially determined by an intra­molecular N—H⋯O hydrogen bond. The crystal packing consists of layers parallel to (12) held together by N—H⋯O and C—H⋯O hydrogen bonds.

2-[(4,6-Di­amino­pyrimidin-2-yl)sulfan­yl]-N-(4-meth­oxy­phen­yl)acetamide

In the title compound, C₁₃H₁₅N₅O₂S, the acetamide N—C(=O)—C plane makes dihedral angles of 30.51 (11) and 51.93 (11)°, respectively, with the benzene ring and the mean plane of the di­amino­pyrimidine ring. There is an intra­molecular N—H⋯N hydrogen bond with an S(7) ring motif.

1-[(Oxiran-2-yl)meth­yl]-3-phenyl-1,2-di­hydro­quinoxalin-2-one

The asymmetric unit of the title compound consists of two independent mol­ecules, which differ in the orientations of the phenyl and oxirane substituents.

1,2-Bis(3,5-di­methyl­phen­yl)ethane

The title compound is the first known coupling product of metallated mesitylene.

2-(3-Chloro­phen­yl)-3,4-di­hydro­benzo[f][1,4]oxazepin-5(2H)-one

In the title compound, the dihedral angle between the two benzene rings is 73.45 (11)°. The central seven-membered ring is in a psuedo-boat conformation. In the crystal, pairs of mol­ecules are linked by N—H⋯O hydrogen bonds, forming inversion dimers.