Bis[S-hexyl (E)-3-(4-meth­oxy­benzyl­idene)di­thio­carbazato-κ²N³,S]palladium(II)

The palladium(II) ion lies on a center of symmetry, chelating by the two bidentate Schiff base ligands in a trans-square-planar geometry. The complex has almost coplanar atoms with exception of the hexyl chains.

cis-Diammine[3-(3-chloro-7-meth­oxy-9,10-di­hydro­acridin-9-yl­idene­amino)­propan-1-amine-κ²N,N′]platinum(II) dinitrate

In title complex salt, the secondary amine of 9-amino­acridine coordinates with platinum(II), leading to imine–platinum complex cation formation, proton rearrangement, and strained 9,10-di­hydro­acridin-9-imine formation.

5-Ferrocenylmethyl-2,2-di­methyl-5-(prop-2-yn­yl)-1,3-dioxane-4,6-dione

The mol­ecules of the title compound form crosswise chains by C≡C—H⋯π inter­actions.

Di­aqua­(nitrato-κ²O,O′)bis­(L-valine-κO)lead(II) nitrate at 296 K

The structure of the title complex determined at 296 K has a disordered methyl group in one valine ligand, a feature which was not observed in the structures previously reported at low temperatures.

catena-Poly[[[[bis­(pyridin-2-yl-κN)amine]zinc(II)]-μ₂-(2E,4E)-hexa-2,4-dienedioato-κ⁴O¹,O^1′:O⁶,O^6′] monohydrate]

Di(pyridin-2-yl)amine (dpa) ligands chelate Zn^II ions to form [Zn(dpa)]²⁺ units, and these units are connected by the muconate ligands, forming chains. The solvate water mol­ecules are connected to these chains through hydrogen bonds, forming a two-dimensional network.

Di-μ-di­methyl­formamide-κ⁴O:O-μ-tetra­hydro­furan-κ²O:O-bis­[(tetra­hydro­furan-κO)sodium(I)] bis­(μ-3,6-di­chloro­benzene-1,2-di­thiol­ato-κ³S,S′:S)bis­[(3,6-di­chloro­benzene-1,2-di­thiol­ato-κ²S,S′)iron(III)]

The new ionic compound [Na₂(THF)₄(μ-THF)(μ-DMF)₂]²⁺[Fe₂(S₂C₆H₂Cl₂)₄]²⁻ was synthesized and the crystal structure was solved by X-ray diffraction, showing that in the cation, tetra­hydro­furan and di­methyl­formamide act as bridging mol­ecules.

Chlorido­{(E)-1-[(2-meth­oxy­phen­yl)diazen­yl]naphthalen-2-olato}palladium(II)

In the title complex, the Pd^II atom is tetra­coordinated in a square-planar coordination geometry. In the crystal, mol­ecules are linked by pairs of C—H⋯Cl hydrogen bonds, forming inversion dimers.

1-[6-Chloro-2-(phenanthren-9-yl)quinolin-4-yl]pyrrolidin-2-one

In the title compound, the quinoline nucleus is substituted by one chlorine, one phenanthrene, and one pyrrolidinone.

(1S,3R,8R,9S,10R)-2,2-Di­chloro-3,7,7,10-tetra­methyltri­cyclo­[6.4.0.0^1,3]dodecan-9-yl 4-methyl­benzene-1-sulfonate

The title mol­ecule is built up from fused six- and seven-membered rings with a p-toluene­sulfonyl group as a substituent.

Ethyl 4-(4-chloro­phen­yl)-5-cyano-2-methyl-6-sulfanyl­idene-1,6-di­hydro­pyridine-3-carboxyl­ate

In the crystal of the title compound, inversion dimers are formed through pairs of N—H⋯S hydrogen bonds. These units are further are linked by C—H⋯O and C—H⋯N hydrogen bonds, forming slabs parallel to (001).

5-Acetyl-2-{[(1H-benzimidazol-2-yl)meth­yl]sulfan­yl}-4-(4-meth­oxy­phen­yl)-6-methyl­pyridine-3-carbo­nitrile

In the crystal structure of the title compound, N—H⋯N hydrogen bonds form sheets parallel to (010).

1,1′-(Hexane-1,6-di­yl)bis­(indoline-2,3-dione)

In the crystal, supra­molecular layers propagating in the ac plane are formed via C—H⋯O hydrogen bonds.

(E)-2-[(Pyren-1-yl­imino)­meth­yl]quinolin-8-ol

In the title compound, a luminescent chemosensor for the selective detection of Fe³⁺, the quinoline ring is inclined to the pyrene ring by 30.62 (5)°. In the crystal, mol­ecules are linked by pairs of C—H⋯O hydrogen bonds forming inversion dimers, with an (14) ring motif, flanked by two (7) ring motifs.

N′-[(1S,3R,8R)-2,2-Di­chloro-3,7,7,10-tetra­methyl­tri­cyclo­[6.4.0.0^1,3]dodecan-11-yl]acetohydrazide

The title compound crystallizes with two independent mol­ecules in the asymmetric unit. The two mol­ecules have the same conformation and are linked via two N—H⋯O hydrogen bonds, forming dimers with an (8) loop.

1-Benzyl-5-bromo­indoline-2,3-dione

The phenyl ring is almost perpendicular to the mean plane through the indoline ring system. The mol­ecules are linked by C—H⋯O hydrogen bonds and by π–π inter­actions.

(4Z,5E,9E,10Z)-N⁴,N⁵,N⁹,N¹⁰-Tetra­kis(2,6-diiso­propyl­phen­yl)pyrene-4,5,9,10-tetra­imine

The sterically bulky diisopropyl aniline has been successfully condensed on pyrene-4,5,9,10-tetra­one and the resulting tetra­imine structurally characterized.

(1R,2R)-8-Bromo-1-[(E)-2-(4-bromo­phen­yl)ethen­yl]-2-nitro-1,2-di­hydro­naphtho­[2,1-b]furan

The compound contains the di­hydro­benzo­furan moiety, which is present in the physiologically active components of many medicinal plants. In the crystal, there are weak inter­molecular C—H⋯Br inter­actions.

(4Z)-1-[(E)-(4-Meth­oxy­benzyl­idene)amino]-2-phenyl-4-[(thio­phen-2-yl)­methyl­idene]-1H-imidazol-5(4H)-one

In the title compound, the imidazole ring forms dihedral angles of 9.2 (2), 10.9 (2) and 12.5 (2)° with the thio­phene, phenyl and meth­oxy-substituted benzene rings, respectively. There are two intra­molecular C—H⋯N hydrogen bonds forming S(5) and S(6) rings and one intra­molecular C—H⋯O hydrogen bond forming an S(6) ring.

5-Benzoyl-2-(1H-indol-3-yl)-4-(naphthalen-2-yl)-1H-pyrrole-3-carbo­nitrile

In the title compound, the indole, naphthalene and benzoyl rings are inclined to the central pyrrole ring by 29.09 (9), 49.92 (9) and 45.95 (12) °, respectively. In the crystal, pairs of N—H⋯O and N—H⋯N hydrogen bonds link the mol­ecules to form chains along [101], enclosing (10) and (16) ring motifs.

5-(2-Hy­droxy­benzo­yl)-1-methyl-3-nitro­pyridin-2(1H)-one

The pyridine and phenyl rings are inclined by 50.47 (2)°. The hydroxyl group is coplanar with the phenyl ring. In the crystal, pairs of C—H⋯O hydrogen bonds form (10) ring motifs.

1-Ethyl-5-nitro-1H-indazole

The nitro substituent is nearly coplanar with the indazolyl moiety, while the ethyl group is twisted well out of the latter plane. Globally, the mol­ecules pack in layers parallel to the ab plane.

1-(2,6-Di­hydroxy­phen­yl)tetra­decan-1-one: isolated from the fruit rinds of Myristica malabarica

The title compound, is a combined product of 2,6-di­hydroxy­benzene and tetra­deca­nal. It was isolated from the Indian spice Myristica malabarica and is a key pharmacophore against the protozoan parasitic disease Leishmaniasis.

(3aR,6R)-3,3,6-Tri­methyl-3,3a,4,5,6,7-hexa­hydro-2H-indazole-2-carbo­thio­amide

The title compound contains a fused ring system and a carbo­thio­amide group as a substituent on the pyrazolidine ring. The mean planes of the two fused six- and five-membered rings are inclined to one another by 20.35 (6)°. In the crystal, mol­ecules are linked by N—H⋯N and N—H⋯S hydrogen bonds, forming chains running parallel to [100].

(4Z)-2-Phenyl-1-{(E)-[4-(propan-2-yl)benzyl­idene]amino}-4-[(thiophen-2-yl)methyl­idene]-1H-imidazol-5(4H)-one

The packing in the title compound is consolidated by C—H⋯O and π-π inter­actions.

5-(2-Hy­droxy­benzoyl)-2-(1H-indol-3-yl)pyridine-3-carbo­nitrile

In the crystal, N—H⋯N hydrogen bonds involving the indole NH group and the cyanide nitro­gen atom lead to the formation of a two-dimensional supra­molecular network lying parallel to (011).

4-Amino­benzoic acid–quinoline (1/1)

In the 1:1 adduct, C₉H₇N·C₇H₇NO₂, the carboxyl group is twisted at an angle of 5.42 (8) Å with respect to its attached benzene ring. In the crystal, the carb­oxy­lic acid mol­ecule is linked to the quinoline mol­ecule by an O—H⋯N hydrogen bond. The 4-amino­benzoic acid mol­ecules are linked by N—H⋯O hydrogen bonds, forming sheets propagating in (001).

7-Hy­droxy-4-(hy­droxy­meth­yl)coumarin

The crystal and mol­ecular structure of the coumarin derivative 7-hy­droxy-4-(hy­droxy­meth­yl)coumarin is reported. In the crystal, two classical O—H⋯O hydrogen bonds generate an extensive three-dimensional network structure.

1-(3-Bromo­prop­yl)indoline-2,3-dione

In the title compound, the side chain (including the Br atom) has a trans–gauche conformation. In the crystal, mol­ecules are linked by weak C—H⋯O hydrogen bonds, forming a three-dimensional network.

Sulfamerazine tetra­hydro­furan monosolvate

The title compound crystallizes with three sulfamerazine mol­ecules and three tetra­hydro­furan solvent mol­ecules in the asymmetric unit.

5-Benzoyl-2-(5-bromo-1H-indol-3-yl)-4-(4-nitro­phen­yl)-1H-pyrrole-3-carbo­nitrile di­methyl sulfoxide monosolvate

The indole unit is essentially coplanar and the dihedral angles between the central pyrrole ring and the pendant indole ring system and the nitro­benzene ring are 44.1 (2) and 51.3 (2)°, respectively.

(1E,2E)-N¹,N²-Bis(5′-methyl-[1,1′:3′,1′′-terphen­yl]-4′-yl)ace­naphthyl­ene-1,2-di­imine unknown solvent

The title compound, synthesized by the condensation reaction of 2-methyl-4,6-di­phenyl­aniline and ace­naphthyl­ene-1,2-dione, crystallizes with two independent mol­ecules in the asymmetric unit. The two mol­ecules differ essentially in the orientation of the phenyl ring at position 3′ of the terphenyl group with respect to the central ring of this unit. In mol­ecule A this dihedral angle is 16.68 (14)°, while in mol­ecule B the corresponding angle is 33.10 (16) °.

Ethyl 2-(2-methyl-4-nitro-1H-imidazol-1-yl)acetate

Imidazole derivatives are heterocyclic compounds with important pharmacological activities. Ethyl 2-(2-methyl-4-nitro-1H-imidazol-1-yl)acetate is a new derivative.

1-Propyl-1H-indole-2,3-dione

In the title compound, the plane of the propyl group is arched over the almost planar nine-membered fused-ring system [maximum deviation = 0.0202 (17) Å], making a dihedral angle of 71.97 (17)°.

Di­bromo­nitro­toluene

1,3-Di­bromo-2-methyl-5-nitro­benzene crystallizes with two independent mol­ecules in the asymmetric unit. In one mol­ecule, the Br atoms lie almost in the plane of the benzene ring and the methyl C atom has a deviation of 0.038 (4) Å. In the other mol­ecule, the opposite is observed.

4,4,5,5-Tetra­methyl-2-[(Z)-1-(3-methyl­phen­oxy)hex-1-en-2-yl]-1,3,2-dioxaborolane

In the mol­ecule, the butyl group adopts an extended conformation and the dioxaborolane ring has a twisted conformation on the C—C bond. In the crystal, there are no significant intermolecular interactions present.

1,2,3,3-Tetra­methyl-7-nitro-3,4-di­hydro­isoquinolinium tetra­fluoro­borate

1,2,3,3-Tetra­methyl-7-nitro-3,4-di­hydro­isoquinolinium tetra­fluoro­borate was prepared by methyl­ation methods and its crystal structure determined. The crystal packing is governed by means of weak C—H⋯F contacts, which lead to the formation of a three-dimensional network.

4-Bromo-N-(4-bromo­phen­yl)benzene­sulfonamide

The mol­ecule of the title compound is U shaped with the central C—S—N—C segment having a torsion angle of 63.2 (4)°. The crystal structure features strong N—H⋯O hydrogen bonds that form infinite [100] C(4) chains. Mol­ecules in adjacent chains are inter­linked via C—H⋯O, forming C(7) chains and resulting in a two-dimensional network in the ab plane; adjacent networks are connected by short Br⋯Br contacts, so that a three-dimensional supra­molecular architecture ensues.

(25R)-3β,16β-Diacet­oxy-23-acetyl-22,26-ep­oxy­cholesta-5,22-diene n-hexane 0.8-solvate

The title solvate has the disordered n-hexane solvent distributed in channels oriented parallel to [100].

Tri­methyl 3,3′,3′′-(benzene-1,3,5-tri­yl)tri­propyn­oate

In the crystal of trimethyl 3,3′,3′′-(benzene-1,3,5-tri­yl)tripropynoate, a system of new hydrogen-bond ring motifs involving C—H⋯O inter­actions give rise to the formation of layers of mol­ecules, which are connected to each other via weak C—H⋯O and C—H⋯π contacts to complete the supra­molecular packing structure.

Piperidinium 4-(4-chloro­phen­yl)-3-cyano-5-eth­oxy­carbonyl-6-methyl­pyridine-2-thiol­ate

In the crystal, the N—H⋯N and N—H⋯S hydrogen bonds form chains of alternating cations and anions running parallel to the c axis.

N-Benzyl­cinnamamide

In the title compound, there is a weak intra­molecular C—H⋯O contact which leads to a planar acryl­amide moiety. The phenyl ring forms a dihedral angle of 8.30 (2)° with the mean plane of the acryl­amide moiety. The benzyl group is inclined to the mean plane of the cinnamamide unit by 76.99 (2)°.

(E)-4-(4-Eth­oxy­phen­yl)but-3-en-2-one

The title compound is relatively planar with the mean plane of the but-3-en-2-one group and the eth­oxy group making dihedral angles of 5.03 (8) and 5.37 (15)°, respectively, with the plane of the central benzene ring. In the crystal, mol­ecules are linked by two pairs of C—H⋯O hydrogen bonds, forming inversion dimers.

3-tert-Butyl-4-(4-chloro­phen­yl)-1-phenyl-1H-pyrazolo­[3,4-e][1,4]thia­zepin-7(4H,6H,8H)-one

In the title mol­ecule, the fused 1,4-thia­zepinone ring adopts a near twist-boat conformation. In the crystal, mol­ecules are linked by pairs of N—H⋯O hydrogen bonds, forming inversion dimers with an (8) ring motif.

1-[(2E)-3-Phenyl­prop-2-en-1-yl]-1H-indole-2,3-dione

In the title compound, the phenyl ring is inclined to the almost planar (r.m.s. deviation = 0.027 Å) indoline ring system by 69.33 (7)°. In the crystal, mol­ecules are linked by C—H⋯O hydrogen bonds.

1-Ethyl-4-phenyl-1H-1,5-benzodiazepin-2(3H)-one

The benzodiazepin-2-one moiety of the title compound is substituted by a phenyl ring and a disordered ethyl group. In the crystal, mol­ecules are linked by a pair of C—H⋯O hydrogen bonds, forming inversion dimers.

(4-Amino­sulfonyl­phen­yl)[(2-oxidonaphthalen-1-yl)imino]­aza­nium

The two independent zwitterions in the asymmetric unit are approximately planar. Intra­molecular N—H⋯O hydrogen bonds occur and the aromatic rings have a trans configuration with respect to the azo double bond. In the crystal, the mol­ecules are linked via N—H⋯O hydrogen bonds and π–π stacking, forming a three-dimensional supra­molecular network

2-[(4-Chloro­phen­yl)(2-phenyl-1H-indol-3-yl)meth­yl]cyclo­hexan-1-one

In the crystal, a strong N—H⋯O hydrogen bond links the mol­ecules, forming chains running along the c axis. The chains are linked by weak C—H⋯π inter­actions, forming layers parallel to the ac plane.

3,5-Di-tert-butyl-1H-pyrazole-4-carbo­nitrile

The title compound represents the first symmetrically substituted 4-cyano­pyrazole. The 4-cyano group lies in the plane of the pyrazole ring and has a linear C—C≡N bond angle of 179.2 (1)°. In the crystal, mol­ecules are linked via N—H⋯N hydrogen bonds, forming inversion dimers with an (6) ring motif.

N′-[(E)-2-Hy­droxy­benzyl­idene]-2-(6-meth­oxy­naphthalen-2-yl)propano­hydrazide: a redetermination

There are two independent mol­ecules in the asymmetric unit of the title compound that differ considerably in their conformations. Intra­molecular O—H⋯N and inter­molecular N—H⋯O hydrogen bonds are present. C—H⋯π inter­actions are also observed.

3-Phen­oxy­methyl-6-phenyl-1,2,4-triazolo[3,4-b][1,3,4]thia­diazole

In the title compound, the bicyclic triazolo­thia­diazole core is planar (r.m.s. deviation of 0.018 Å) and the phenyl rings are inclined to its mean plane by 7.66 (7) and 71.79 (7)°.

N′-Benzyl­idene-2-({5-[(4-chloro­phen­oxy)meth­yl]-4-phenyl-4H-1,2,4-triazol-3-yl}sulfan­yl)aceto­hydrazide hemihydrate

The title compound has three independent mol­ecules in the asymmetric unit which differ in the conformations of the substituents on the pyrazole ring. Extensive O—H⋯O, O—H⋯N, N—H⋯O and C—H⋯O hydrogen bonding is seen in the crystal.

Ethyl 3-amino-4-(4-chloro­phen­yl)-2-[(4-meth­oxy­phen­yl)carbamo­yl]-6-phenyl­thieno[2,3-b]pyridine-5-carboxyl­ate

The conformation of the title mol­ecule, is partially determined by an intra­molecular N—H⋯O hydrogen bond, forming an S(6) loop, and an N—H⋯π inter­action involving the centroid of the 4-chloro­phenyl ring. In the crystal, mol­ecules are linked by pairs of N—H⋯O hydrogen bonds, forming inversion dimers with an (20) ring motif.

15-(4-Chloro­phen­yl)-6b-hy­droxy-17-methyl-6b,7,16,17-tetra­hydro-7,14a-methano­naphtho[1′,8′:1,2,3]pyrrolo­[3′,2′:8,8a]azuleno[5,6-b]quinolin-14(15H)-one methanol hemisolvate

There is a short O—H⋯N contact in the mol­ecule making an S(5) ring motif. In the crystal, there is a disordered and partially occupied ethan-1,2-diol solvent mol­ecule present, located about an inversion centre, which links the title mol­ecules via O—H⋯O and C—H⋯O hydrogen bonds, forming chains propagating along the a-axis direction.

(Z)-2-(5-Fluoro-2-oxoindolin-3-yl­idene)-N-methyl­hydrazinecarbo­thio­amide

In the crystal, the title compound, C₁₀H₉FN₄OS, forms a helical chain via an N—H⋯O hydrogen bond.

5,6-Di­propyl­phthalazino[2,3-a]cinnoline-8,13-dione

In the title compound, the phthalazine ring is fused with a cinnoline ring and their mean planes are inclined to one another by 46.56 (5)°. In the crystal, C—H⋯O hydrogen bonds link the mol­ecules into chains along [010].

6-Chloro-1H-indole-2,3-dione

The title compound has a planar structure (r.m.s. deviation = 0.062 Å). In the crystal, mol­ecules are linked by N—H⋯O and C—H⋯O hydrogen bonds, forming layers parallel to the ab plane.

4-Chloro-1H-indole-2,3-dione

The crystal structure of 4-chloro-1H-indole-2,3-dione is reported. In the crystal, N—H⋯O and C—H⋯Cl inter­actions are present.

1,6-Di­acetyl-2-iso­propyl-4,7-di­methyl­naphthalene

In the crystal, the mol­ecules are linked by C—H⋯O hydrogen bonds, forming chains parallel to the b axis.

6-Iodo-1H-indole-2,3-dione

The mol­ecule of the title compound is planar (r.m.s deviation of 0.019 Å). In the crystal, mol­ecules are linked by pairs of N—H⋯O hydrogen bonds, forming inversion dimers with an (8) ring motif. The dimers are linked by I⋯O close contacts [3.078 (2) Å], forming chains along [10].

1,3,6-Tri­bromo-9-ethyl-9H-carbazole

The carbazole ring system of the title compound is planar with the ethyl substituent almost orthogonal to that plane. Weak halogen–carbon contacts are found in the crystal structure.

(4S,5S,6R,E)-3,5-Di­methyl-6-vinyl­hept-2-ene-1,4,7-triol

The title compound was obtained in the course of the total syntheses of curvicollides A–C and features the same relative configuration for the central lactone moiety as that reported for the latter compounds. All of the OH groups act as donors as well as acceptors in O—H⋯O hydrogen bonds,hence each mol­ecule is bound to six mol­ecules and a three-dimensional network is formed.

3-(4-Chloro­phen­yl)-5-[4-(methyl­sulfan­yl)phen­yl]-1H-pyrazole

The mol­ecular and crystal structures of 3-(4-chloro­phen­yl)-5-[−4-(methyl­sulfan­yl)phen­yl]-4,5-di­hydro-1H-pyrazole are reported. In the crystal packing, N—H⋯N and C—H⋯Cl hydrogen bonds together with π–π stacking inter­actions contribute to the formation of a three-dimensional network.