Abstract
C28H26Br4OSSn, monoclinic, Cm (no. 8), a = 8.4055(1) Å, b = 26.9988(3) Å, c = 6.4207(1) Å, β = 98.164(1)°, V = 1442.34(3) Å3, Z = 2, Rgt(F) = 0.0174, wRref(F2) = 0.0454, T = 100(2) K.

The molecular structure is shown in the figure. Table 1 contains crystallographic data and Table 2 contains the list of the atoms including atomic coordinates and displacement parameters.
Data collection and handling.
| Crystal: | Colourless prism |
| Size: | 0.13 × 0.07 × 0.03 mm |
| Wavelength: | Cu Kα radiation (1.54184 Å) |
| μ: | 14.4 mm−1 |
| Diffractometer, scan mode: | XtaLAB Synergy, ω |
| θmax, completeness: | 67.0°, >99% |
| N(hkl)measured, N(hkl)unique, Rint: | 17692, 2510, 0.040 |
| Criterion for Iobs, N(hkl)gt: | Iobs > 2 σ(Iobs), 2498 |
| N(param)refined: | 166 |
| Programs: | CrysAlisPRO [1], SHELX [2], [3], WinGX/ORTEP [4] |
Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2).
| Atom | x | y | z | Uiso*/Ueq |
|---|---|---|---|---|
| Sn | 0.46363(3) | 0.5000 | 0.38467(4) | 0.01593(10) |
| Br1 | 0.41540(7) | 0.5000 | 0.76184(9) | 0.02340(15) |
| Br2 | 0.15628(7) | 0.5000 | 0.24379(8) | 0.01954(14) |
| Br3 | 0.02290(6) | 0.25850(2) | 0.21959(8) | 0.02924(13) |
| S1 | 0.84061(18) | 0.5000 | 0.7253(2) | 0.0188(3) |
| O1 | 0.7397(5) | 0.5000 | 0.5078(7) | 0.0225(9) |
| C1 | 0.5227(5) | 0.42751(15) | 0.2760(7) | 0.0214(9) |
| H1A | 0.5540 | 0.4312 | 0.1339 | 0.026* |
| H1B | 0.6183 | 0.4153 | 0.3699 | 0.026* |
| C2 | 0.3954(5) | 0.38851(14) | 0.2647(7) | 0.0185(8) |
| C3 | 0.3060(6) | 0.37553(15) | 0.0714(7) | 0.0207(8) |
| H3 | 0.3216 | 0.3932 | −0.0521 | 0.025* |
| C4 | 0.1948(5) | 0.33718(15) | 0.0582(7) | 0.0213(9) |
| H4 | 0.1351 | 0.3283 | −0.0734 | 0.026* |
| C5 | 0.1723(5) | 0.31206(15) | 0.2396(7) | 0.0218(9) |
| C6 | 0.2572(6) | 0.32443(16) | 0.4326(7) | 0.0245(9) |
| H6 | 0.2401 | 0.3070 | 0.5559 | 0.029* |
| C7 | 0.3677(6) | 0.36280(16) | 0.4433(7) | 0.0235(9) |
| H7 | 0.4258 | 0.3717 | 0.5758 | 0.028* |
| C8 | 0.9797(5) | 0.55141(17) | 0.7211(7) | 0.0207(9) |
| H8A | 1.0687 | 0.5483 | 0.8391 | 0.025* |
| H8B | 1.0260 | 0.5512 | 0.5876 | 0.025* |
| C9 | 0.8897(5) | 0.59888(15) | 0.7409(7) | 0.0202(8) |
| C10 | 0.8210(6) | 0.60822(17) | 0.9231(7) | 0.0237(9) |
| H10 | 0.8320 | 0.5846 | 1.0339 | 0.028* |
| C11 | 0.7373(6) | 0.65153(18) | 0.9427(8) | 0.0282(10) |
| H11 | 0.6894 | 0.6575 | 1.0658 | 0.034* |
| C12 | 0.7232(6) | 0.68634(18) | 0.7826(9) | 0.0298(10) |
| H12 | 0.6664 | 0.7163 | 0.7969 | 0.036* |
| C13 | 0.7912(7) | 0.67772(17) | 0.6023(8) | 0.0292(10) |
| H13 | 0.7811 | 0.7016 | 0.4925 | 0.035* |
| C14 | 0.8747(6) | 0.63376(17) | 0.5826(7) | 0.0242(9) |
| H14 | 0.9218 | 0.6278 | 0.4589 | 0.029* |
Source of material
The melting point of the compound was measured on a Electrothermal digital melting point apparatus and was uncorrected. The elemental analysis was performed on a Perkin-Elmer EA2400 CHN analyser. The IR spectrum was recorded using a Perkin-Elmer RX1 spectrophotometer as a Nujol mull between KBr plates from 4000 to 400 cm−1. The 1H and 13C{1H} NMR spectra were recorded in CDCl3 solution on a Bruker AVN FT-NMR 400 MHz NMR spectrometer with chemical shifts relative to tetramethylsilane.
Di(4-bromobenzyl)tin dibromide was synthesized by the direct reaction of 4-bromobenzyl bromide (Merck) and metallic tin powder (Merck) in toluene according to a literature procedure [5]. Di(4-bromobenzyl)tin dibromide (0.62 g, 1 mmol) and dibenzyl sulfoxide (Aldrich, 0.23 g, 1.0 mmol) were dissolved in chloroform (25 mL) and the mixture was refluxed for 2 h. After filtration, the filtrate was evaporated slowly until colourless crystals were formed. The crystals were filtered, washed with minimum amount of hexane and air-dried. Yield: 0.34 g (40.1%). M.pt: 418–420 K. Anal. Calc. for C28H26Br4OSSn: C 39.62; H 3.09%. Found: C 39.10; H 2.81%. IR (cm−1) 980 (m) ν(S—O), 501 (w) ν(Sn—O). 1H NMR (CDCl3, ppm): δ 3.11 (m, 4H, CH2), 3.92 (s, 4H, SCH2), 6.83–7.18 (m, 8H, BrPh-H), 7.28–7.40 (m, 10H, Ph-H). 13C{1H} NMR (CDCl3, ppm): 35.4 (CH2), 56.2 (SCH2), 119.7, 128.4, 128.8, 121.2, 129.8, 130.2, 131.8, 135.1 (Ph-H).
Experimental details
The H atoms were geometrically placed (C—H = 0.95–0.99 Å) and refined as riding with Uiso(H) = 1.2Ueq(C). The absolute structure was determined based on differences in Friedel pairs.
Comment
Recently, the X-ray crystal structure determination of (4-bromobenzyl)2SnBr2, the organotin precursor in the title compound, (4-bromobenzyl)2SnBr2[O= S(benzyl)2], hereafter (I), became available [6]. In continuation of structural studies of diorgano sulphoxide adducts of organotin derivatives [7], [8], compound (I), was investigated by X-ray crystallography.
The molecular structure of (I) is shown in the figure (70% displacement ellipsoids; unlabelled residues are related by the symmetry operation (i) x, 1 − y, z) and has crystallographic mirror symmetry with the Sn, Br1, Br2, S1 and O1 atoms lying on the mirror plane. The molecule features a penta-coordinated tin centre within a C2Br2O donor set defined by two methylene-carbon, two bromide and sulphoxide-oxygen atoms. The coordination geometry approximates a trigonal-bipyramid with the axial positions occupied by the Br2 and O1 atoms [Br2—Sn—O1 = 179.47(10)°]. This description is quantified in the value of τ = 0.82, compared to τ = 1.0 for an ideal trigonal-bipyramid as opposed to τ = 0.0 for an ideal square-pyramid [9], [10]. There are systematic differences in the magnitudes of the Sn—Br bond lengths relating to their positions in the coordination polyhedron. The axially-bound Br2 atom forms a longer bond [2.6131(7) Å] compared with the equatorially-bound Br1 atom [2.5115(6) Å]. Compared with the Sn—Br bond length [2.5143(2) Å] obtained for 2-fold symmetric (4-bromobenzyl)2SnBr2 [6], only the Sn—Br2 bond length has elongated despite the increase in the coordination number about the tin atom. The sulphoxide-benzyl rings are folded to be disposed over the bromobenzyl rings with the closest intramolecular contact between the residues being a bromobenzyl-methylene-C—H⋯C(benzyl-phenyl) contact [C1—-H1b⋯C14i = 2.74 Å].
There are four notable points of contact between residues in the molecular packing of (I). Thus, a benzyl-C—H⋯Br(tin-bound) contact [C8—H8a⋯Br2ii: H8a⋯Br2ii = 2.91 Å, C8⋯Br2ii = 3.739(4) Å with angle at H8a = 142° for (ii) 1 + x, y, 1 + z] link molecules into a linear, supramolecular chain along [1 0 1]; from symmetry, each molecule participates in four such contacts. Weak bromobenzyl-phenyl-C—H⋯π(benzyl-phenyl) contacts [C4—H4⋯Cg(C9–C14)iii: H4⋯Cg(C9–C14)iii = 2.92 Å, C4⋯Cg(C9–C14)iii = 3.579(5) Å with angle at H4 = 127° for (iii) −1 + x, 1 − y, −1 + z] contribute to the stability of the chain. The connections between the chains are of the type end-on, bromobenzyl-C—Br⋯π(benzyl) [C5—Br3⋯Cg(C2–C7)iv: Br3⋯Cg(C2—C7)iv = 3.5846(18) Å, C5⋯Cg(C2—C7)iv = 5.477(4) Å with angle at Br3 = 171.00(14)° (iv) −1/2 + x, 1/2 − y, z] and, again, there are four such contacts per molecule, so a three-dimensional architecture ensues. The fourth point of contact between atoms is a secondary Sn⋯Br interaction [Sn⋯Br1v = 3.9618(6) Å compared with the sum of the van der Waals radii = 4.02° for (v) x, y, −1 + z] known to be important in crystals of main group elements [11], [12].
A further analysis of the molecular packing was conducted by calculating the Hirshfeld surfaces along with the two-dimensional fingerprint plots (overall and decomposed into individual contacts types) to determine the major types of contacts contributing to the surface. This was performed with Crystal Explorer 17 [13] in accord with established procedures [14]. There are four prominent contributions to the Hirshfeld surface that account for over 97% of all contacts. These are H⋯H [42.4%], Br⋯H/H⋯Br [32.5%], C⋯H/H⋯C [15.4%] and Br⋯C/C⋯Br [6.8%]. The aforementioned Sn⋯Br secondary bonding interaction contributes a mere 0.1% to the overall surface.
Funding source: Sunway University Sdn Bhd
Award Identifier / Grant number: STR-RCTR-RCCM-001-2019
Funding statement: Sunway University Sdn Bhd is thanked for financial support of this work through Grant no. STR-RCTR-RCCM-001-2019.
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©2019 See Mun Lee et al., published by De Gruyter, Berlin/Boston
This work is licensed under the Creative Commons Attribution 4.0 Public License.
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- The crystal structure of 3-benzyl-1-((8-(benzyloxy)quinolin-2-yl)methyl)-1H-imidazol-3-ium hexafluorophosphate, C27H24N3OF6P
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- Crystal structure of catena-poly[diaqua-bis(3,4,5,6-tetrabromo-carboxybenzoato-κ1O)-(μ2-4,4′-bipyridine-κ2N:N′)cobalt(II)], C26H14Br8CoN2O10
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- Crystal structure of catena-poly[triaqua-(1,3-di(1H-imidazol-1-yl)benzene-κ2N:N′)-(3-nitrophthalato-κ1O)cobalt(II)] — water (2/3), C20H22N5O10.5Co
- Crystal structure of (3R,5R,8R,9R,10R,12R,13R,14R)-4,4,8,10,14-pentamethyl-17-((R)-2,6,6-trimethyltetrahydro-2H-pyran-2-yl)hexadecahydro-1H-cyclopenta[a]phenanthrene-3,12-diol, C30H52O3
- Crystal structure of 3-(3-(4-carboxyphenyl)ureido)pyridin-1-ium perchlorate, C26H24Cl2N6O14
- Crystal structure of 8-hydroxy-2-methylquinolin-1-ium chloride dihydrate, C10H14ClNO3
- Crystal structure of (dibenzyl sulphoxide-κO)dibromido-bis(4-bromobenzyl-κC)tin(IV), C28H26Br4OSSn
- Crystal structure of bromido-tri(4-chlorophenyl-κ1C)-(ethanol-κ1O)tin(IV) — 4,4′-dimethyl-2,2′-bipyridine (2/1), C52H48Br2Cl6N2O2Sn2
- Crystal structure of 2-butyl-6-(ethylamino)-1H-benzo[de]isoquinoline-1,3(2H)-dione, C18H20N2O2
- Crystal structure of (4-chloro-N-[(2-oxido-5-chlorophenyl)methylidene] benzene-carbohydrazonato-κ3N,O,O′)bis(2-fluorobenzyl)tin(IV), C28H20Cl2F2N2O2Sn
- Crystal structure of aqua-chlorido-(4-fluorobenzyl-κC)-(N′-(4-methoxy-2-oxidobenzylidene)-3-hydroxy-2-naphthohydrazidato-κ3N,O,O′)tin(IV), C26H22ClFN2O5Sn
- Crystal structure of catena-poly[tri(4-chlorophenyl)-(μ2-hydroxido)tin(IV)] – 2-propanol (1/1), C21H21Cl3O2Sn
- Crystal structure of bromido-dimethyl-4-tolyl-(triphenylphosphine oxide)tin(IV), C27H28BrOPSn
- Crystal structure of 2-(bis(2-hydroxyethyl)ammonio)ethane-1-sulfonate, C6H15NO5S
- Crystal structure of bis[triaqua-(μ2-1,2-di(4-pyridyl)ethylene-κ2N:N′)-(4-sulfonatobenzoato-κ2O,O′)zinc(II)], C13H15NO8SZn
- Crystal structure of 2-((2-(3-hydroxy-7-methylene-2,3-dihydro-7H-furo[3,2-g]chromen-2-yl)propan-2-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol – a marmesin derivative, C20H24O10
- Crystal structure of octa(4-chlorobenzyl)-dichlorido-bis(μ2-methanolato)-bis(μ3-oxo)-tetratin(IV), C58H54Cl10O4Sn4
- Crystal structure of iodido-triphenyl-(triphenylphosphine oxide)tin(IV), C36H30IOPSn
- Crystal structure of dichlorido-bis(4-methylphenyl-κC)-bis(triphenylarsine oxide-κO)tin(IV), C50H44As2Cl2O2Sn
- Crystal structure of 4-benzyl-1-oxo-N-phenethyl-1H-[1,4]oxazino [4,3-b]indazole-3-carboxamide, C26H21N3O3
- Crystal structure of bis{(N-[(5-chloro-2-oxidophenyl)methylidene]-2-hydroxybenzenecarbohydrazonato)-dioxo-molybdenum(VI)}(μ2-4,4′-bipyridine), C38H26Cl2Mo2N6O10
- Crystal structure of dichlorido-octamethyl-bis(μ3-oxido)-bis(μ2-2-(phenylamino)ethanolato-κ2O:O)tetratin(IV), C24H44Cl2N2O4Sn4
- The crystal structure of 1-(2-(2-(imidazo[1,5-a]pyridine-4-ium)ethoxy)ethyl)-imidazo[1,5-a]pyridine-4-ium bis(hexafluorophosphate) — acetonitrile (1/1), C18H20ON4F12P2
- Crystal structure of cyclo[tetra(μ2-cyanido)-tetracyanido-bis(1,4,7,10-tetraazacyclododecane-κ4N,N′,N′′,N′′′)dinickel(II)dipalladium(II)] hexahydrate, C24H52N16Ni2O6Pd2
- Crystal structure of (dimethyl sulfoxide)-dioxido-[2-hydroxy-N′-(4-oxo-4-phenylbutan-2-ylidene)benzohydrazidato κ3N,O,O′]molybdenum(VI), C19H20MoN2O6S
- Crystal structure of bis(acetylacetonato-κ2O,O′)-(ethanolamine-κ2N,O)copper(II), C14H25CuNO5
- Crystal structure of chlorido-diphenyl-(isopropyl(propyl)carbamodithioato-κ2S,S′)tin(IV), C19H24ClNS2Sn
- The crystal structure of bis(imidazole-1-yl)methane monohydrate, C7H10N4O
- The crystal structure of bis(4-nitroimidazole-1-1yl)methane, C7H6N6O4
- Crystal structure of di(naphthalen-2-yl)sulfane, C20H14S
- Crystal structure of 3-acetyl-6-bromo-4-hydroxy-2H-chromen-2-one, C11H7BrO4
- Crystal structure of N′2,N′6-bis((E)-1-(pyrazin-2-yl)ethylidene)pyridine-2,6-dicarbohydrazide — methanol (1/2), C21H25N9O4
- The crystal structure of 3-nitro-4-(p-tolylamino)-2H-chromen-2-one, C16H12N2O4
- The crystal structure of 1,2-bis((4-methoxyphenyl)ethynyl)benzene, C24H18O2
- Crystal structure of a low-temperature (100 K) polymorph of catena-poly[(μ2-4,4′-bipyridine-κ2N,N′)-bis(O,O′-diethyldithiophosphato-κ1S)zinc(II)], C18H28N2O4P2S4Zn
- The pseudosymmetric low temperature polymorph of catena-poly[(μ2-4,4′-bipyridyl-κN,N′)-bis(O,O′-diethyldithiophosphato-κS)-cadmium(II)], {C18H28CdN2O4P2S4}n
- Crystal structure of 3-iodophthalic acid, C8H5IO4
- The crystal structure of tert-butyl (tert-butoxy(oxo)methyl)(5-bromo-2-fluorophenyl)carbamate, C16H21BrFNO4
- The crystal structure of bis(μ2-5,7-dichloroquinolin-8-olato-κ3N,O:O)-tetrakis(5,7-dichloroquinolin-8-olato-κ2N,O)bis(methanol-κ1O)dieuropium(III) — toluene (1/1), C63H39Cl12Eu2N6O8
- Crystal structure of dichlorido-(N′-(1-(3-ethylpyrazin-2-yl)ethylidene)-4-methoxybenzohydrazide-κ3N,N′,O)cadmium(II), C16H18N4O2Cl2Cd
- A redetermination of the crystal structure of catena-poly[(bis(O,O′-isopropyl dithiophosphato-κ2S,S′)-(μ2-1,2-bis(3-pyridylmethylene)hydrazine-κ2N,N′)cadmium(II)], {C24H38CdN4O4P2S4}n
Articles in the same Issue
- 10.1515/ncrs-2020-frontmatter1
- The crystal structure of 3,5-dicarboxybenzenaminium perchlorate monohydrate, C8H8ClNO9
- The crystal structure of poly[(m4-4-bromoisophthalato-κ4O: O′:O′′:O′′′)zinc(II)], C8H3BrO4Zn
- Crystal structure of (E)-2-(2-chloro-6-hydroxybenzylidene)hydrazine-1-carbothioamide, C8H8ClN3O4S
- Crystal structure of 1,1′-methylenebis(3-ethyl-1H-imidazol-3-ium) bis(hexafluorophosphate(V)), C11H18F12N4P2
- The crystal structure of hexakis(1-isopropyl-1H-imidazole-κ1N)copper(II) dichloride, C36H58Cl2CuN12
- Crystal structure of catena-poly[μ2-4,4′-bipyridine-κ2N:N′)-tetrakis(μ2-2-((3,5,6-trichloropyridin-2-yl)oxy)acetato-κ2O:O′)dicobalt(II)], C19H10Cl6CoN3O6
- Crystal structure of (E)-1-(4-(((E)-2-bromo-6-hydroxybenzylidene)amino)phenyl)ethan-1-one O-methyl oxime, C16H15BrN2O2
- Crystal structure of ethyl 2-methyl-4-(5-methylthiophen-2-yl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate, C18H21NO3S
- The crystal structure of 5-bromo-2-(1-methyl-1H-tetrazol-5-yl)pyridine, C7H6BrN5
- Crystal structure of Bis(acetato-κ2O,O′)-bis[4-(dimethylamino)pyridine-κN]nickel(II), C18H26N4NiO4
- Crystal structure of (E)-3-chloro-2-(((4-chlorophenyl)imino)methyl)phenol, C13H9Cl2NO
- The co-crystal structure of (17b)-estra-1,3,5(10)-triene-3,17diol – acetamide (1/1), a Z′ = 4 structure, C20H29NO3
- Crystal structure of 3-(3-(pyridin-3-yl)ureido)benzoic acid, C13H11N3O3
- The crystal structure of 1,1′-(9-ethyl-9H-carbazole-3,6-diyl)bis(3-ethyl-1H-imidazol-3-ium) bis(hexafluorophosphate(IV)), C24H27N5F12P2
- The crystal structure of 2-bromoisophthalic acid, C8H5BrO4
- The crystal structure of 13-ethoxycarbonyl-9-methyl-4-chlor-11-thioxo-8-oxa-10,12-diazatricyclo[7.3.1.02,7]trideca-2,4,6-triene, C14H15ClN2O3S
- The crystal structure of (E)-4-((4-(diethylamino)benzylidene)amino)-N,N-diphenylaniline, C29H29N3
- Crystal structure of 2-(3-(2-(4-phenylpiperazin-1-yl)ethyl)benzyl)isoindoline-1,3-dione, C27H27N3O2
- Crystal structure of 2-ethoxy-6-((E)-((3-(((E)-3-ethoxy-2-hydroxybenzylidene)amino)-2-hydroxypropyl)iminio)methyl)phenolate, C21H26N2O5
- The crystal structure of catena-poly(μ2-4,4′-bipyridine-κ2N:N′)-tetrakis(μ2-2-((3,5,6-trichloropyridin-2-yl)oxy)acetato-κ2O:O′)dinickel(II)], C19H10Cl6N3NiO6
- Crystal structure of hexakis(μ2-azido-κ2N:N)-diazido-κ1N-tetrakis(phenanthroline-κ2N,N′)tetrazinc(II), C48H32N32Zn4
- Synthesis and crystal structure of bis{2-bromo-6-(((4-(1-(methoxyimino)ethyl)phenyl)imino)methyl)phenolato-κ2N,O}cobalt(II)–dichloromethane(1/1), C34H32Br2Cl4CoN4O4
- Crystal structure of (E)-3-chloro-2-(((4-nitrophenyl)imino)methyl)phenol, C13H9ClN2O3
- Crystal structure of aqua-bis(5-bromo-6-methyl-picolinato-κ2N,O)zinc(II) dihydrate, C14H16Br2N2O7Zn
- Crystal structure of biaqua(2,2′-bipyridine-4,4′-dicarboxylato-κ2N,N′)(pyridine-2,6-dicarboxylato-κ3O,N,O′)nickel(II) hydrate, C19H15N3NiO10
- Synthesis and crystal structure of bis(2-(((4-(1-(ethoxyimino)ethyl)phenyl)imino)methyl)-5-fluorophenolato-κ2N,O)zinc(II) - methanol (1/1), C33H32F2N4O4Zn
- Crystal structure of tetraaqua-bis(μ2-5-aminoisophthalato-κ3N:O,O′)-bis(4,4′-dipyridylsulfide-κ1N)dizinc(II), C36H34N6O12S2Ni2
- Crystal structure of (1,4,8,11-tetraazacyclotetradecane-κ4N,N′,N′′,N′′′)palladium(II) tetracyanonickelate(II), C14H24N8NiPd
- The crystal structure of 3-benzyl-1-((8-(benzyloxy)quinolin-2-yl)methyl)-1H-imidazol-3-ium hexafluorophosphate, C27H24N3OF6P
- Crystal structure of 1-(4-chloro-2-hydroxy-5-iodophenyl)ethan-1-one, C8H6ClIO2
- Crystal structure of hexaaquamagnesium(II) bis((E)-4-((4-(dimethylamino)phenyl)diazenyl)benzenesulfonate), C28H40MgN6O12S2
- Crystal structure of the coordination polymer catena-poly[(1,2-di(pyridin-4-yl)ethane-κN)-(μ2-2-nitroisophthalato-κ2O:O′)zinc(II)], C20H17N3O7Zn
- Crystal structure of catena-{[tri-aqua-di-sodium bis(2-{[n-butyl(methyl)carbamothioyl]sulfanyl}acetate)]}n, [C16H34N2Na2O7S4]n
- The crystal structure of diaqua-bis(μ2-3-((3-acetyl-5-carboxyphenyl)oxidophosphoryl)-5-carboxybenzoato-κ2O:O′)bis(5,5′-dimethyl-2,2′-bipyridine-k2N,N′)zinc(II), C56H46N4O22P2Zn2
- Crystal structure of N′,2-bis((E)-2-chloro-6-hydroxybenzylidene)hydrazine-1-carbothiohydrazide, C15H12Cl2N4O2S
- Crystal structure of 2-[(1E)-{[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]iminiumyl}methyl]-5-(dodecyloxy)benzen-1-olate, C23H39NO5
- Crystal structure of 12-(2-hydroxybenzoyl)benzo[f]pyrido[1,2-a]indole-6,11-dione, C23H13NO4
- Crystal structure of chlorido-(4-chloro-6-(p-tolyl)pyrimidine-κ2C,N)-(triphenylphosphane-κP)palladium(II), C29H23Cl2N2PPd
- Crystal structure of catena-poly[diaqua-bis(3,4,5,6-tetrabromo-carboxybenzoato-κ1O)-(μ2-4,4′-bipyridine-κ2N:N′)cobalt(II)], C26H14Br8CoN2O10
- Crystal structure of catena-poly[dibenzyl-dichlorido-(μ2-[4,4′-bipyridine]1,1′-dioxide-κ2O:O′)tin(IV)], C24H22Cl2N2O2Sn
- Crystal structure of benzyl-chlorido-(4-chloro-N-[(2-oxidophenyl)methylidene]benzenecarbohydrazonato)-methanol-tin(IV), C22H20Cl2N2O3Sn
- Crystal structure of catena-poly[triaqua-(1,3-di(1H-imidazol-1-yl)benzene-κ2N:N′)-(3-nitrophthalato-κ1O)cobalt(II)] — water (2/3), C20H22N5O10.5Co
- Crystal structure of (3R,5R,8R,9R,10R,12R,13R,14R)-4,4,8,10,14-pentamethyl-17-((R)-2,6,6-trimethyltetrahydro-2H-pyran-2-yl)hexadecahydro-1H-cyclopenta[a]phenanthrene-3,12-diol, C30H52O3
- Crystal structure of 3-(3-(4-carboxyphenyl)ureido)pyridin-1-ium perchlorate, C26H24Cl2N6O14
- Crystal structure of 8-hydroxy-2-methylquinolin-1-ium chloride dihydrate, C10H14ClNO3
- Crystal structure of (dibenzyl sulphoxide-κO)dibromido-bis(4-bromobenzyl-κC)tin(IV), C28H26Br4OSSn
- Crystal structure of bromido-tri(4-chlorophenyl-κ1C)-(ethanol-κ1O)tin(IV) — 4,4′-dimethyl-2,2′-bipyridine (2/1), C52H48Br2Cl6N2O2Sn2
- Crystal structure of 2-butyl-6-(ethylamino)-1H-benzo[de]isoquinoline-1,3(2H)-dione, C18H20N2O2
- Crystal structure of (4-chloro-N-[(2-oxido-5-chlorophenyl)methylidene] benzene-carbohydrazonato-κ3N,O,O′)bis(2-fluorobenzyl)tin(IV), C28H20Cl2F2N2O2Sn
- Crystal structure of aqua-chlorido-(4-fluorobenzyl-κC)-(N′-(4-methoxy-2-oxidobenzylidene)-3-hydroxy-2-naphthohydrazidato-κ3N,O,O′)tin(IV), C26H22ClFN2O5Sn
- Crystal structure of catena-poly[tri(4-chlorophenyl)-(μ2-hydroxido)tin(IV)] – 2-propanol (1/1), C21H21Cl3O2Sn
- Crystal structure of bromido-dimethyl-4-tolyl-(triphenylphosphine oxide)tin(IV), C27H28BrOPSn
- Crystal structure of 2-(bis(2-hydroxyethyl)ammonio)ethane-1-sulfonate, C6H15NO5S
- Crystal structure of bis[triaqua-(μ2-1,2-di(4-pyridyl)ethylene-κ2N:N′)-(4-sulfonatobenzoato-κ2O,O′)zinc(II)], C13H15NO8SZn
- Crystal structure of 2-((2-(3-hydroxy-7-methylene-2,3-dihydro-7H-furo[3,2-g]chromen-2-yl)propan-2-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol – a marmesin derivative, C20H24O10
- Crystal structure of octa(4-chlorobenzyl)-dichlorido-bis(μ2-methanolato)-bis(μ3-oxo)-tetratin(IV), C58H54Cl10O4Sn4
- Crystal structure of iodido-triphenyl-(triphenylphosphine oxide)tin(IV), C36H30IOPSn
- Crystal structure of dichlorido-bis(4-methylphenyl-κC)-bis(triphenylarsine oxide-κO)tin(IV), C50H44As2Cl2O2Sn
- Crystal structure of 4-benzyl-1-oxo-N-phenethyl-1H-[1,4]oxazino [4,3-b]indazole-3-carboxamide, C26H21N3O3
- Crystal structure of bis{(N-[(5-chloro-2-oxidophenyl)methylidene]-2-hydroxybenzenecarbohydrazonato)-dioxo-molybdenum(VI)}(μ2-4,4′-bipyridine), C38H26Cl2Mo2N6O10
- Crystal structure of dichlorido-octamethyl-bis(μ3-oxido)-bis(μ2-2-(phenylamino)ethanolato-κ2O:O)tetratin(IV), C24H44Cl2N2O4Sn4
- The crystal structure of 1-(2-(2-(imidazo[1,5-a]pyridine-4-ium)ethoxy)ethyl)-imidazo[1,5-a]pyridine-4-ium bis(hexafluorophosphate) — acetonitrile (1/1), C18H20ON4F12P2
- Crystal structure of cyclo[tetra(μ2-cyanido)-tetracyanido-bis(1,4,7,10-tetraazacyclododecane-κ4N,N′,N′′,N′′′)dinickel(II)dipalladium(II)] hexahydrate, C24H52N16Ni2O6Pd2
- Crystal structure of (dimethyl sulfoxide)-dioxido-[2-hydroxy-N′-(4-oxo-4-phenylbutan-2-ylidene)benzohydrazidato κ3N,O,O′]molybdenum(VI), C19H20MoN2O6S
- Crystal structure of bis(acetylacetonato-κ2O,O′)-(ethanolamine-κ2N,O)copper(II), C14H25CuNO5
- Crystal structure of chlorido-diphenyl-(isopropyl(propyl)carbamodithioato-κ2S,S′)tin(IV), C19H24ClNS2Sn
- The crystal structure of bis(imidazole-1-yl)methane monohydrate, C7H10N4O
- The crystal structure of bis(4-nitroimidazole-1-1yl)methane, C7H6N6O4
- Crystal structure of di(naphthalen-2-yl)sulfane, C20H14S
- Crystal structure of 3-acetyl-6-bromo-4-hydroxy-2H-chromen-2-one, C11H7BrO4
- Crystal structure of N′2,N′6-bis((E)-1-(pyrazin-2-yl)ethylidene)pyridine-2,6-dicarbohydrazide — methanol (1/2), C21H25N9O4
- The crystal structure of 3-nitro-4-(p-tolylamino)-2H-chromen-2-one, C16H12N2O4
- The crystal structure of 1,2-bis((4-methoxyphenyl)ethynyl)benzene, C24H18O2
- Crystal structure of a low-temperature (100 K) polymorph of catena-poly[(μ2-4,4′-bipyridine-κ2N,N′)-bis(O,O′-diethyldithiophosphato-κ1S)zinc(II)], C18H28N2O4P2S4Zn
- The pseudosymmetric low temperature polymorph of catena-poly[(μ2-4,4′-bipyridyl-κN,N′)-bis(O,O′-diethyldithiophosphato-κS)-cadmium(II)], {C18H28CdN2O4P2S4}n
- Crystal structure of 3-iodophthalic acid, C8H5IO4
- The crystal structure of tert-butyl (tert-butoxy(oxo)methyl)(5-bromo-2-fluorophenyl)carbamate, C16H21BrFNO4
- The crystal structure of bis(μ2-5,7-dichloroquinolin-8-olato-κ3N,O:O)-tetrakis(5,7-dichloroquinolin-8-olato-κ2N,O)bis(methanol-κ1O)dieuropium(III) — toluene (1/1), C63H39Cl12Eu2N6O8
- Crystal structure of dichlorido-(N′-(1-(3-ethylpyrazin-2-yl)ethylidene)-4-methoxybenzohydrazide-κ3N,N′,O)cadmium(II), C16H18N4O2Cl2Cd
- A redetermination of the crystal structure of catena-poly[(bis(O,O′-isopropyl dithiophosphato-κ2S,S′)-(μ2-1,2-bis(3-pyridylmethylene)hydrazine-κ2N,N′)cadmium(II)], {C24H38CdN4O4P2S4}n