Startseite Crystal structure of 4-[(4-methoxy-2-nitrophenyl)carbamoyl]butanoic acid, C12H14N2O6
Artikel Open Access

Crystal structure of 4-[(4-methoxy-2-nitrophenyl)carbamoyl]butanoic acid, C12H14N2O6

  • Bibi Hanifa , Muhammad Sirajuddin EMAIL logo , Kong Mun Lo und Edward R.T. Tiekink ORCID logo EMAIL logo
Veröffentlicht/Copyright: 12. August 2020

Abstract

C12H14N2O6, triclinic, P1̄ (no. 2), a = 4.8835(4) Å, b = 9.2111(7) Å, c = 14.6655(7) Å, α = 76.135(5)°, β = 82.693(6)°, γ = 87.379(7)°, V = 635.19(8) Å3, Z = 2, Rgt(F) = 0.0449, wRref(F2) = 0.1297, T = 293(1) K.

CCDC no.: 2020549

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.

Table 1:

Data collection and handling.

Crystal:Yellow prism
Size:0.13 × 0.09 × 0.06 mm
Wavelength:Cu Kα radiation (1.54184 Å)
μ:1.03 mm−1
Diffractometer, scan mode:XtaLAB Synergy, ω
θmax, completeness:67.1°, >99%
N(hkl)measured, N(hkl)unique, Rint:14803, 2267, 0.041
Criterion for Iobs, N(hkl)gt:Iobs > 2 σ(Iobs), 1969
N(param)refined:188
Programs:CrysAlisPRO [1], SHELX [2], [3], WinGX/ORTEP [4]
Table 2:

Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2).

AtomxyzUiso*/Ueq
O10.7000(3)0.57969(19)0.05405(9)0.0749(5)
H1O0.799(6)0.583(4)0.0032(14)0.112*
O20.9970(3)0.40397(17)0.11252(9)0.0626(4)
O30.8601(3)0.19436(18)0.47437(9)0.0675(5)
O40.4971(3)−0.15120(16)0.90826(9)0.0632(4)
O50.0053(3)0.33983(16)0.63309(9)0.0645(4)
O6−0.0987(3)0.27358(19)0.78196(10)0.0795(5)
N10.4247(3)0.21163(18)0.54797(10)0.0495(4)
H1N0.269(3)0.257(2)0.5398(15)0.059*
N20.0423(3)0.25956(16)0.70976(10)0.0469(4)
C10.7882(4)0.4784(2)0.12275(11)0.0461(4)
C20.6057(4)0.4619(2)0.21419(11)0.0474(4)
H2A0.4306170.4219540.2078480.057*
H2B0.5693030.5602310.2266270.057*
C30.7239(3)0.3617(2)0.29818(11)0.0444(4)
H3A0.7617800.2630150.2864350.053*
H3B0.8968250.4020600.3062550.053*
C40.5254(4)0.3489(2)0.38768(11)0.0481(4)
H4A0.4956030.4472980.4005060.058*
H4B0.3492080.3147410.3775200.058*
C50.6247(3)0.2434(2)0.47306(11)0.0436(4)
C60.4441(3)0.12560(19)0.63937(11)0.0410(4)
C70.6483(3)0.0134(2)0.65813(12)0.0442(4)
H70.777368−0.0019310.6088230.053*
C80.6613(3)−0.0740(2)0.74762(12)0.0461(4)
H80.800277−0.1464430.7579220.055*
C90.4703(4)−0.0561(2)0.82317(12)0.0456(4)
C100.2700(3)0.0538(2)0.80762(11)0.0448(4)
H100.1418830.0679540.8574740.054*
C110.2592(3)0.14377(18)0.71717(11)0.0401(4)
C120.2814(5)−0.1490(3)0.98342(14)0.0693(6)
H12A0.280685−0.0549181.0008530.104*
H12B0.311520−0.2286991.0370080.104*
H12C0.106920−0.1617910.9629200.104*

Source of material

4-Methoxy aniline (Sigma-Aldrich; 0.56 g, 5 mmol) and glutaric anhydride (Sigma-Aldrich; 0.57 g, 5 mmol) were dissolved separately in analytical grade toluene (ca 10–15 mL). The two solutions were then slowly mixed and stirred at room temperature until the appearance of yellow precipitate. The resulting precipitate was washed with a minimum amount of toluene (to remove any unreacted reactants) and then with water (to remove any glutaric acid that may have formed during the reaction). After that, the desired compound was air-dried and recrystallised in ethanol:acetone mixture (1:1) to produce yellow crystals. Yield: 82%. M.pt (Gallenkamp (UK) electrothermal melting point apparatus): 418–420 K. FTIR (FTIR Spectrometer Model Thermo Nicolet iS50; cm−1): 3123 ν(OH); 3348 ν(NH); 1688 ν(amide C=O); 1582 ν(COasym); 1328 ν(COsym). 1H NMR (Bruker Advanced Digital 400 MHz NMR spectrometer, chemical shifts relative to Me4Si, DMSO-d6 solution at 298 K; numbering as per the figure): 11.02 (s, 1H, OH), 2.50 (t, 2H, H2, J = 10.0 Hz), 1.94 (quin, 2H, H3, J = 14.7 Hz), 2.32 (t, 2H, H4, J = 15 Hz); 8.58 (s, 1H, NH), 7.38–7.40 (d, 1H, H7, J = 5 Hz), 6.75 (d, 1H, H8, J = 5 Hz), 6.74 (s, br,1H, H10), 3.70 (s, 3H, H12). 13C{1H} NMR (as for 1H NMR): 174.3, 32.8, 20.2, 35.9, 170.9, 128.5, 125.3, 121.4, 155.2, 108.4, 140.1, 55.6 for C1–C12, respectively.

Experimental details

The C-bound H atoms were geometrically placed (C—H = 0.93–0.97 Å) and refined as riding with Uiso(H) = 1.2–1.5Ueq(C). The O- and N-bound H atoms were refined with O—H = 0.82 ± 0.01 Å and N—H = 0.86 ± 0.01 Å, and with Uiso(H) = 1.5Ueq(O) or 1.2Ueq(N).

Comment

Organotin compounds, including organotin carboxylates, have long been known to possess biological activity, including anti-cancer potential [5], [6]. In continuing studies in this area, recent attention has focussed on the biological activity of organotin carboxylates derived from carboxylic acids incorporating an amide group [7]. Concurrent studies show that these carboxylic acids of the general formula ArN(H)C(=O)(CH2)3C(=O)OH also demonstrate potential as anti-cancer and anti-leishmanial agents [8]. In this communication, the crystal and molecular structures of one such carboxylic acid derivative, where Ar = 4-methoxy-2-nitrophenyl, (I), are described.

The molecular structure of (I) is shown in the figure (50% probability displacement ellipsoids) and adopts an extended (all-trans) configuration as seen in the sequence of C1—C2—C3—C4 [−179.14(16)°], C2—C3—C4—C5 [176.77(15)°], C3—C4—C5—N1 [−168.45(16)°] and C4—C5—N1—C6 [-176.31(17)°] torsion angles, respectively. A small twist in the chain about the C4—C5 bond is indicated by the deviation of the C3—C4—C5—N1 torsion angle from 180°. The carboxylic acid residue exhibits a significant difference in the C—O bond lengths [C1—O1, O2 = 1.302(2) and 1.216(2) Å] confirming protonation at the O1 atom. This group is twisted out of the plane of the backbone of the molecule as seen in the O2—C1—C2—C3 torsion angle of 9.2(3)°. A far greater twist is noted between the amide group and the appended aryl ring as reflected in the C5—N1—C6—C7 torsion angle of −24.5(3)°. The amide-N—H atom is orientated towards a nitro-O atom to allow the formation of an intramolecular N—H⋯O hydrogen bond [N1—H1n⋯O5: H1n⋯O5 = 2.019(19) Å, N1⋯O5 = 2.643(2) Å with angle at H1n = 128.8(18)°].

The most closely related compound in the crystallographic literature is the derivative where the Ar group is 4-((methylsulfonyl)amino)-3-phenoxyphenyl. The molecule has a highly twisted conformation in the C3 chain by contrast to that in (I) [9]. In the molecular packing, an eight-membered {⋯OCOH}2 homosynthon forms as a result of hydroxy-O—H⋯O(carbonyl) hydrogen bonding [O1—H1o⋯O2i: H1o⋯O2i = 1.84(2) Å, O1⋯O2i = 2.6654(19) Å with angle at H1o = 177(3)° for symmetry operation (i) 2 − x, 1 − y, −z]. In addition to the formation of an intramolecular N—H⋯O interaction, the amide-N—H atom, being bifurcated, forms an intermolecular hydrogen bond with the amide-O atom [N1—H1n⋯O3ii: H1n⋯O3ii = 2.470(17) Å, N1⋯O3ii = 3.110(2) Å with angle at H1n = 132.0(16)° for (ii) −x, y, z] to form supramolecular chains to link the aforementioned dimers into a supramolecular tape parallel to (0 −2 −1). The links between tapes to consolidate the three-dimensional packing are weak C—H⋯O interactions, involving methyl-H and hydroxyl-O1 atoms [C12—H12b..O1iii: H12b⋯O1iii = 2.53 Å, C12⋯O1iii = 3.214(3) Å with angle at H12b = 129° for (iii) x, −1 + y, 1 + z] and weaker methylene-C—H⋯O(nitro) interactions, involving both nitro-O atoms, with a minimum H⋯O separation of 2.70 Å.

A complementary analysis of the molecular packing of (I) was performed by calculating the Hirshfeld surface and the two-dimensional fingerprint plots employing Crystal Explorer 17 [10] following literature procedures [11]. The analysis confirms the dominance of H⋯O/O⋯H contacts to the overall surface, contributing 46.0% of all contacts, and reflecting the hydrogen bonding interactions as well as the numerous weaker interactions. The next most prominent contacts are due to H⋯H [29.1%], H⋯C/C⋯H [11.1%], C⋯O/O⋯C [5.5%] and O⋯O [3.3%] contacts.

Acknowledgements

Financial support by the Higher Education Commission Pakistan under Grant No. 6796/KPK/NRPU/R&D/HEC/2016 is gratefully acknowledged. Sunway University Sdn Bhd is thanked for financial support of this work through Grant No. STR-RCTR-RCCM-001–2019.

References

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Received: 2020-07-10
Accepted: 2020-08-02
Published Online: 2020-08-12
Published in Print: 2020-10-27

©2020 Bibi Hanifa et al., published by De Gruyter, Berlin/Boston

This work is licensed under the Creative Commons Attribution 4.0 International License.

Artikel in diesem Heft

  1. Frontmatter
  2. Crystal structure of poly[tetraaqua-bis(μ4-5-(4-carboxy-benzylamino)-isophthalato-κ4O,O′:O′′:O′′′)-(μ2-4,4′-di(1H-imidazol-1-yl)-1,1′-biphenyl-κ2N:N′)dicadmium(II)], C25H22N3O8Cd
  3. The crystal structure of 2-(2-(2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indol-2-ium-1-yl)phenoxy)acetate, C19H18N2O3
  4. Crystal structure of poly[aqua-μ2-4,4′-bipyridine-κ2N:N′)-μ2-bis(2-(2-((2,6-dichlorophenyl)amino)phenyl)acetato-κ2O,O′)zinc(II)], C38H28Cl4N4O4Zn
  5. Crystal structure of 1-(2-(1H-indol-3-yl)ethyl)-4-benzyl-3-hydroxy-3,6-diphenylpiperazine-2,5-dione, C33H29N3O3
  6. The crystal structure 2,2′-bipyridine-κ2N,N′-(2-(3-amino-4-chlorobenzoyl)benzoato-κ1O)-(2-(3-amino-4-chlorobenzoyl)benzoato-κ2O,O′)zinc(II) — ethanol (1/1), C40H32Cl2N4O7Zn
  7. Crystal structure of catena-poly[(μ3-2-carboxy-4-(3-carboxy-5-carboxylatophenoxy)benzoato-κ3O:O′:O′′)-bis(μ2-4,4′-bis(pyrid-4-yl)biphenyl-k1N)copper(II)], C60H40N4O9Cu
  8. The crystal structure of dimethylammonium catena-[di(μ-aqua)-bis(μ9-benzene-1,3,5-tricarboxylato)pentalithium], C20H16Li5NO13
  9. Crystal structure of tetraaqua-bis(3,5-di(pyridin-4-yl)-1,2,4-triazol-1-ido-κ1N)nickel(II) dihydrate, C24H28O6N10Ni
  10. The crystal structure of tetrakis(1-methylimidazole-κ1N)-oxido-(sulfato-κ1O)vanadium(IV), C16H24N8O5SV
  11. Crystal structure of methyl 2-(6,11-dioxo-2,3,6,11-tetrahydro-1H-benzo[f]pyrrolo[2,1-a]isoindole-5-carbonyl)benzoate, C24H17NO5
  12. Crystal structure of (E)-N′-(2-hydroxy-4-(2-(piperidin-1-yl)ethoxy)benzylidene) nicotinohydrazide monohydrate, C20H24N4O3 ⋅ H2O
  13. Crystal structure of poly[bis(μ3-(1-(3,5-di(1H-imidazol-1-yl)phenyl)-1H-imidazole-κ3N:N′:N′′)cobalt(II)] dinitrate — N,N-dimethylformamide (1/4), C42H52N18O10Co
  14. The crystal structure bis{hexakis(1-methyl-1H-imidazole-κ1N)cobalt(II)} tetrakis(μ3-oxido)-octakis(μ2-oxido)-tetradecaoxido-octamolybdate(VI), C24H36CoMo4N12O13
  15. Crystal structure of di-μ-nicotinato-κ2N:O; κ2O:N-bis-[aqua-bis(benzyl)(nicotinato-κ2O,O′)tin(IV)], C52H48N4O10Sn2
  16. Crystal structure of dichlorido-bis[2-(2-(3-(pyridin-2-yl)-1H-1,2,4-triazol-5-yl)phenoxy)benzoic acidmanganese(II) monohydrate, C40H30N8O7MnCl2
  17. The crystal structure of benzyl 3β-acetylglycyrrhetate, C39H54O5
  18. Synthesis and crystal structure of (E)-1-benzyl-3-(4-methoxystyryl)quinoxalin-2(1H)-one, C24H20N2O2
  19. Crystal structure of trans-dichloridobis(4-chlorophenyl-κC1)(1,10-phenanthroline-κ2N,N′)tin(IV) dimethylsulphoxide solvate, C26H22Cl4N2OSSn
  20. Crystal structure of phenyl(1,3,4a-triphenyl-4a,5,6,10b-tetrahydro-1H-[1,4]oxazino[2,3-c]quinolin-5-yl)methanone, C36H28N2O2
  21. Crystal structure of (4aS,5S,6aS,6a1S, 10aS)-4a,5,6a,6a1,9,10-hexahydro-7H-4,5-methanocyclobuta[4,5]naphtho[8a,1-b]pyran-6(2H)-one, C15H16O2
  22. Crystal structure of [(Z)-O-isopropyl N-(4-chlorophenyl)thiocarbamato-κS]-(triphenylphosphine-κP)-gold(I), C28H26AuClNOPS
  23. Crystal structure of (μ2-1,1′-bis(diphenylphosphino)ferrocene-P,P′)-bis[(Z)-O-isopropyl N-(4-chlorophenyl)thiocarbamato-S]-di-gold(I) acetonitrile di-solvate, C54H50Au2Cl2FeN2O2P2S2⋅2(C2H3N)
  24. Crystal structure of (6aR,6a1S,10aS)-2,4a,6a,6a1,9,10-hexahydro-7H-4,5-methanocyclobuta[4,5]naphtho[8a,1-b]pyran, C15H16O
  25. Crystal structure of 5,17-diformyl-25,26,27,28-tetrahydroxycalix[4]arene- dichloromethane, C31H26Cl2O6
  26. Crystal structure of 2-tert-butyl 1-methyl 5-{4-[(methoxycarbonyl)amino]phenyl}-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate, C19H24N2O6
  27. Crystal structure of [2-carboxybenzene-1-thiolato-S]-(triethylphosphane-P)-gold(I), C13H20AuO2PS
  28. Synthesis and crystal structure of bis(5-methyl-2-aldehyde-phenolato-κ2O1,O2)copper(II), C16H14CuO4
  29. Crystal structure of poly[triaqua-(di(2,2′-bipyridine-κ2N,N′)-μ4-silanetetrayltetrakis(benzene-4,1-diyl)tetrakis (hydrogen phosphonato)-κ4O:O′:O′′:O′′′) dicadmium(II)], C44H42N4O15P4Cd2Si
  30. Crystal structure of bis[μ2-(N,N-diethylcarbamodithioato-κSSS′)]-bis(triethylphosphine-P)-di-silver(I), C22H50Ag2N2P2S4
  31. Crystal structure of bis[μ2-(pyrrolidine-1-carbodithioato-κSSS′)]-bis(triethylphosphine-κP)disilver(I), C22H46Ag2N2P2S4
  32. Crystal structure of bis[μ2-(N-(2-hydroxyethyl)-N-methylcarbamodithioato-κSSS′)]-bis(triethylphosphine-P)-di-silver(I), C20H46Ag2N2O2P2S4
  33. The crystal structure of (2E,2′E)-,2,2′-bis[1-(2-pyrazinyl)ethylidene]carbonimidic dihydrazide, C13H15N9
  34. The crystal structure of (E)-1-(quinolin-2-ylmethyl)-2-((1-(quinolin-2-ylmethyl)pyridin-2(1H)-ylidene)amino)pyridin-1-ium, C30H25BrN5
  35. Crystal structure of catena-poly[(μ2-1-((benzotriazol-1-yl)methyl)-1H-1,3-imdazole-κ2N:N′)-(1-((benzotriazol-1-yl)methyl)-1H-1,3-imdazole-κ1N)-(methanol-κ1O)mercury(II)] dinitrate, C21H22N12O7Hg
  36. Crystal structure of 1-(6-hydroxy-2-phenylbenzofuran-5-yl)ethan-1-one, C16H12O3
  37. The crystal structure of oxonium hexaquaaluminium disulfate hexahydrate
  38. Crystal structure of catena{(μ2-1,10-phenanthroline-κ4N,N,N′,N′)-(μ2-1,10-phenanthroline-κ3N,N,N′)potassium(I) {[bis(2-hydroxyethyl)iminiumyl](sulfanidyl)methyl}sulfanide hemi(1,10-phenanthroline)}, {C24H16KN4, 0.5(C12H8N2), C5H10NO2S2}
  39. Crystal structure of chlorido-[(N,N-di-isobutyl)dithiocarbamato-κ2S,S′]-di(4-methylbenzyl-κC)tin(IV), C25H36ClNS2Sn
  40. Crystal structure of chlorido-(η5-pentamethylcyclopentadienyl)-(4-chloro-4-pyridyl-2,2′:6′,2′′-terpyridine-κ2N,N′) rhodium(III) hexaflourophosphate, C31H29Cl2F6N3PRh
  41. The crystal structure of catena-poly[bis-(3,5-dinitro-1,2,4-triazolato-κ2N:O)-(μ2-1,4-bis(1-imidazolyl)benzene-κ2N:N′)copper(II)], C16H10CuN14O8
  42. Crystal structure of poly[triaqua-bis(μ3-3,3′-((5-carboxylato-1,3-phenylene)bis(oxy))dibenzoato)-tris(1,10-phenanthroline)cobalt(II)], C78H46N6O20Co3
  43. The crystal structure of 2,4-dihydroxybenzoic acid–nicotinamide–methanol (1/1/1), C15H18N2O6
  44. The crystal structure of aqua{N,N,N′,N′-tetrakis[(1H-benzimidazol-κN3) methyl]cyclohexane-1,2-diamine}lead(II) diacetate–methanol (1/2), C44H54N10O7Pb
  45. Crystal structure of (2-amino-5-bromo-3-iodophenyl)(3-(4-chlorophenyl)oxiran-2-yl)methanone, C15H10BrClINO2
  46. Synthesis and crystal structure of 3-octyl-5,5-diphenylimidazolidine-2,4-dione, C23H28N2O2
  47. Synthesis and crystal structure of 2-azido-N-(4-nitrophenyl)acetamide, C8H7N5O3
  48. Crystal structure of tert-butyl (1S,2R,5R)-2-(hydroxymethyl)-4-(4-methoxyphenyl)-6-oxa-3-azabicyclo[3.1.0]hexane-3-carboxylate, C17H23NO5
  49. Crystal structure of 4-[(4-methoxy-2-nitrophenyl)carbamoyl]butanoic acid, C12H14N2O6
  50. Crystal structure of 3-ethyl-1-[(E)-[(2E)-3-phenylprop-2-en-1-ylidene]amino]thiourea, C12H15N3S
  51. Crystal structure of 4,4′-bipyridin-1,1′-dium poly[bis(μ4-benzene-1,3,5-triyltris(hydrogen phosphonato-κ4O:O′:O′′:O′′′))zinc(II)], C11H11NO9P3Zn
  52. Crystal structure of (μ2-1,1′-bis(diphenylphosphino)butane-κ2P,P′)-bis[(Z)-N-(3-fluorophenyl)-O-methylthiocarbamato-κS]-di-gold(I), C44H42Au2F2N2O2P2S2
  53. Crystal structure of (μ2-1,1′-bis(diphenylphosphino)hexane-κ2P,P′)-bis[(Z)-N-(3-fluorophenyl)-O-methylthiocarbamato-κS]digold(I), C46H46Au2F2N2O2P2S2
  54. Crystal structure of tetrakis (N-(2-hydroxyethyl)-N-isopropylcarbamodithioato-κS,S′)-(μ2(2-(pyridin-4-yl)vinyl)pyridine-κN,N′)dicadmium(II), C36H58Cd2N6O4S8
  55. Crystal structure of 4-(2-(benzo[b]thiophen-2-yl)-3,3,4,4,5,5-hexafluorocyclopent-1-en-1-yl)-1,5-dimethyl-1H-pyrrole-2-carbonitrile, C20H12F6N2S
  56. Crystal structure of bis(octahydrocyclopenta[c]pyrrolium)pentachlorobismuthate(III), (C7NH14)2BiCl5
  57. The crystal structure of diaqua-tris(nitrato-κ2O,O′)-bis(4,4,5,5-tetramethyl-2-(p-pyridyl)imidazoline-1-oxyl 3-oxide-κN)samarium(III), C24H36N9O15Sm
  58. Synthesis and crystal structure of methyl 2-(2-((tert-butoxycarbonyl)amino)phenyl)-2-(4-oxo-4H-chromen-3-yl)acetate, C23H23NO6
  59. Crystal structure of O-hexyl benzoylcarbamothioate, C14H19NO2S
  60. Crystal structure of chlorido-(O-methyl phenylcarbamothioamide-κS)-bis(triphenylphosphane-κP)silver(I), C44H39AgClNOP2S
  61. Crystal structure of chlorido-(O-ethyl phenylcarbamothioamide-κS)-bis(triphenylphosphane-κP)-silver(I), C45H41AgClNOP2S
  62. Crystal structure of 4-[(2-methoxyphenyl)carbamoyl]butanoic acid, C12H15NO4
  63. Crystal structure of ethyl 4-methyl-2-oxo-5-phenyl-1,3,4-oxadiazinane-3-carboxylate, C13H16N2O4
  64. Crystal structure of catena-poly[diaqua(μ2-2-(hydroxymethyl)-1H-imidazole-4,5-dicarboxylato)cadmium(II)], C6H8CdN2O7
  65. Crystal structure of (1S)-N-(chloromethyl)-1-((4S,6aR,8aS, 8bR,9aR)-4-methoxy-6a,8a-dimethyl-1,3,4, 5,6,6a,6b,7,8,8a,9a,10,10a,10b-tetradecahydro-8bH-naphtho[2′,1′:4,5] indeno[1,2-b]oxiren-8b-yl)-N-methylethan-1-amine, C24H46ClNO5
  66. Crystal structure of 4-[(3,5-dichlorophenyl)carbamoyl]butanoic acid, C11H11Cl2NO3
  67. Crystal structure of (2Z)-2-amino-3-[(E)-[(2,4-dihydroxyphenyl)methylidene]-amino]but-2-enedinitrile, C11H8N4O2
  68. Crystal structure of 3-methyl-1-[(E)-(4-phenylbutan-2-ylidene)amino]thiourea, C12H17N3S
  69. Crystal structure of carbonyl{hydridotris[3-phenyl-5-methylpyrazol-1-yl]borato-κ3N,N′N′′}copper(I), C31H28BCuN6O
  70. Crystal structure of ethane-1,2-diylbis(diphenylphosphine oxide) – dihydrogenperoxide (1/2), C26H28O6P2
  71. Crystal structure of 2-(pyridin-2-ylamino)pyridinium chloride dibenzyldichlorostannane, [C10H10N3]Cl, C14H14Cl2Sn
  72. Crystal structure of 4-[(3-methoxyphenyl)carbamoyl]butanoic acid, C12H15NO4
  73. Crystal structure of dichlorido-bis(tri-4-tolylphosphane oxide-κO)-di(4-chlorophenyl-κC)tin(IV), C54H50Cl4O2P2Sn
  74. Crystal structure of dichloridodimethylbis(tri-4-tolylphosphane oxide-κO)-tin(IV), C44H48Cl2O2P2Sn
  75. Crystal structure of chlorido(2-methylquinolin-8-olato-κ2N,O)-bis(4-tolyl-κC)tin(IV), C24H22ClNOSn
  76. Crystal structure of (E)-dichloro(1-chloro-3-methoxyprop-1-en-2-yl)(4-methoxyphenyl)-λ4-tellane, C11H13Cl3O2Te
  77. Crystal structure of bis{N-methyl-N′-[3-(4-methoxyphenyl)-1-methylpropane-1-ylidene]carbamohydrazonothioato}zinc(II), C26H36N6O2S2Zn
  78. Crystal structure of (2-carboxy-4-(3-carboxy-5-carboxylatophenoxy)benzoato-κ2O,O′)bis(1,10-phenantroline-κ2N,N′)cobalt(II), C40H24N4O9Co
  79. The crystal structure of (3S,8R,10R,14R)-17-((2S,5S)-5-(2-hydroxypropan-2-yl)-2-methyltetrahydrofuran-2-yl)-4,4,8,10,14-pentamethyl-12-oxohexadecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate, C32H52O5
  80. Crystal structure of (μ2-1,1′-bis(diphenylphosphino)ferrocene-κ2P,P′)-bis[(Z)N-(3-fluorophenyl)-O-methylthiocarbamato-S]digold(I) chloroform solvate, C50H42Au2F2FeN2O2P2S2, CHCl3
  81. Crystal structure of poly[bis(μ2-1,4-di(1H-imidazol-1-yl)benzene-κ2N:N′)-(μ2-tetraoxidomolybdato(VI)-κ2O:O′)cobalt(II)], C24H20N8O4MoCo
Heruntergeladen am 4.11.2025 von https://www.degruyterbrill.com/document/doi/10.1515/ncrs-2020-0350/html
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