Startseite Crystal structure of ethyl 2-methyl-4-(5-methylthiophen-2-yl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate, C18H21NO3S
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Crystal structure of ethyl 2-methyl-4-(5-methylthiophen-2-yl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate, C18H21NO3S

  • Han-Sheng Luo und Yao Liu EMAIL logo
Veröffentlicht/Copyright: 17. August 2019

Abstract

C18H21NO3S, triclinic, P1̄ (no. 2), a = 7.2345(18) Å, b = 10.842(3) Å, c = 11.573(3) Å, α = 69.174(4)°, β = 77.335(4)°, γ = 79.555(4)°. V = 822.5(4) Å3, Z = 2, Rgt(F) = 0.0471, wRref(F2) = 0.1419, T = 296(2) K.

CCDC no.: 1945637

The crystal 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 block
Size:0.26 × 0.21 × 0.17 mm
Wavelength:Mo Kα radiation (0.71073 Å)
μ:0.21 mm−1
Diffractometer, scan mode:Bruker APEX-II, φ and ω-scans
θmax, completeness:25°, >99%
N(hkl)measured, N(hkl)unique, Rint:4098, 2860, 0.027
Criterion for Iobs, N(hkl)gt:Iobs > 2 σ(Iobs), 2594
N(param)refined:218
Programs:Bruker programms [1], SHELX [2], OLEX2 [3]
Table 2:

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

AtomxyzUiso*/Ueq
N1−0.0921(2)0.27240(17)0.02578(15)0.0190(4)
H1−0.1939610.2537790.0117510.023*
S10.07521(7)0.02829(5)0.28637(5)0.0211(2)
O10.2045(2)0.43030(15)0.25907(14)0.0255(4)
O2−0.1100(2)0.49484(15)0.26980(14)0.0258(4)
O30.57341(19)0.23021(15)−0.03886(14)0.0237(4)
C10.3335(4)0.4176(3)0.4375(3)0.0411(7)
H1A0.3400280.4639220.4931540.062*
H1B0.2786490.3363550.4846930.062*
H1C0.4594980.3979580.3955160.062*
C20.2124(3)0.5027(2)0.3426(2)0.0320(6)
H2A0.0849130.5234940.3842580.038*
H2B0.2663920.5853110.2947700.038*
C30.0326(3)0.43363(19)0.23015(18)0.0195(5)
C40.0435(3)0.35199(19)0.15056(18)0.0170(4)
C5−0.1092(3)0.34746(19)0.10382(18)0.0184(4)
C6−0.3069(3)0.4173(2)0.1250(2)0.0221(5)
H6A−0.3713040.4268610.0575190.033*
H6B−0.2988540.5035050.1279900.033*
H6C−0.3766630.3661580.2028630.033*
C70.0812(3)0.22713(19)−0.02948(18)0.0176(4)
C80.0785(3)0.1806(2)−0.13623(19)0.0201(5)
H8A0.0597690.256734−0.2102120.024*
H8B−0.0270660.128356−0.1153120.024*
C90.2650(3)0.0967(2)−0.1642(2)0.0232(5)
H9A0.2698590.079576−0.2416700.028*
H9B0.2720660.012108−0.0971610.028*
C100.4332(3)0.1702(2)−0.1763(2)0.0249(5)
H10A0.5508660.113332−0.1878780.030*
H10B0.4340660.248825−0.2502820.030*
C110.4264(3)0.21076(19)−0.06364(18)0.0179(4)
C120.2412(3)0.23164(19)0.01011(18)0.0160(4)
C130.2288(3)0.26383(19)0.12868(18)0.0168(4)
H130.3356850.3133480.1175630.020*
C140.2448(3)0.1385(2)0.23996(18)0.0180(4)
C150.3791(3)0.0925(2)0.31522(19)0.0215(5)
H150.4822050.1375310.3057980.026*
C160.3462(3)−0.0317(2)0.41012(19)0.0246(5)
H160.426200−0.0757850.4687110.029*
C170.1879(3)−0.0795(2)0.40724(19)0.0228(5)
C180.1092(4)−0.2060(2)0.4894(2)0.0307(6)
H18A−0.015(4)−0.194(3)0.537(3)0.046*
H18B0.190(4)−0.252(3)0.551(3)0.046*
H18C0.104(4)−0.267(3)0.441(3)0.046*

Source of material

A mixture of 1,3-cyclohexanedione (7 mmol), ammonium acetate (10 mmol), ethyl acetoacetate (5 mmol), and 5-methyl-2-thiophene (4 mmol) in ethanol (100 mL) was refluxed for 4 h and then cooled to room temperature. After filtering the precipitates, they were sequentially washed with ice-cooled water and ethanol and then dried under a vacuum.

Experimental details

H atoms bonded to C atoms from organic ligands were positioned geometrically and refined using a riding model, with C—H = 0.93 Å, with Uiso(H) = 1.2 times Ueq(C).

Discussion

4-Arylpolyhydroquinoline derivatives form an important class of compounds. These compounds may possess several types of pharmacological properties such as anticancer, anti-HIV, anticoagulant, spasmolytic, and antibacterial activity [4]. A large number of 4-arylpolyhydroquinoline derivatives have been reported to show substantial cytotoxic activity in vitro and in vivo [5], [6]. Recognizing the considerable importance of the compounds, the research focused on the synthesis of the 4-arylpolyhydroquinoline derivatives.

The structure of the compound was measured by X-ray diffraction analysis. The molecular structural unit of the title compound is given in Figure. Within the structure of the title compound, the dihedral angle of six-membered ring containing one N atom [C(4), C(7), N(1), C(12), C(13) and C(5)] and the adjacent five-membered ring [C(4)—C(17) and S(1)] is 89.76°. The bond lengths of C—C, C—N, C—O and C—S are in the range of 1.348–1.527 Å, 1.368–1.389 Å, 1.214 Å–1.459 Å and 1.726 Å–1.734 Å, respectively. These bond distances are all in their normal ranges [7], [8]. The title compound is similar with the known compound 4-(thien-2-yl)-2-methyl-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylic acid ethoxycarbonylphenylmethylester [9]. The —C10H1103 group in the 4-(thien-2-yl)-2-methyl-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylic acid ethoxycarbonylphenylmethylester [9] is replaced by —CH2CH3 group in the title compound. In addition, the title compound exhibits a layered supra-molecular structure connected via N—H⋯N and C—H⋯O hydrogen bonds. By means of these interactions the two-dimensional layered supra-molecular structure was generated.

References

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3. Dolomanov, O. V.; Bourhis, L. J.; Gildea, R. J.; Howard, J. A. K.; Puschmann, H.: OLEX2: a complete structure solution, refinement and analysis program. J. Appl. Cryst. 42 (2009) 339–341.10.1107/S0021889808042726Suche in Google Scholar

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8. Chaudhry, G. E.; Jan, R.; Mohamad, H.; Muhammad, T. S.: Vitex rotundifoliafractions induce apoptosis in human breast cancer cell line, MCF-7, viaextrinsic and intrinsic pathways. Res. Pharm. Sci. 14 (2019) 273–285.10.4103/1735-5362.258496Suche in Google Scholar PubMed PubMed Central

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Received: 2019-06-26
Accepted: 2019-08-06
Published Online: 2019-08-17
Published in Print: 2019-12-18

©2019 Han-Sheng Luo et al., published by De Gruyter, Berlin/Boston

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

Artikel in diesem Heft

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  4. Crystal structure of (E)-2-(2-chloro-6-hydroxybenzylidene)hydrazine-1-carbothioamide, C8H8ClN3O4S
  5. Crystal structure of 1,1′-methylenebis(3-ethyl-1H-imidazol-3-ium) bis(hexafluorophosphate(V)), C11H18F12N4P2
  6. The crystal structure of hexakis(1-isopropyl-1H-imidazole-κ1N)copper(II) dichloride, C36H58Cl2CuN12
  7. 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
  8. Crystal structure of (E)-1-(4-(((E)-2-bromo-6-hydroxybenzylidene)amino)phenyl)ethan-1-one O-methyl oxime, C16H15BrN2O2
  9. Crystal structure of ethyl 2-methyl-4-(5-methylthiophen-2-yl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate, C18H21NO3S
  10. The crystal structure of 5-bromo-2-(1-methyl-1H-tetrazol-5-yl)pyridine, C7H6BrN5
  11. Crystal structure of Bis(acetato-κ2O,O′)-bis[4-(dimethylamino)pyridine-κN]nickel(II), C18H26N4NiO4
  12. Crystal structure of (E)-3-chloro-2-(((4-chlorophenyl)imino)methyl)phenol, C13H9Cl2NO
  13. The co-crystal structure of (17b)-estra-1,3,5(10)-triene-3,17diol – acetamide (1/1), a Z′ = 4 structure, C20H29NO3
  14. Crystal structure of 3-(3-(pyridin-3-yl)ureido)benzoic acid, C13H11N3O3
  15. The crystal structure of 1,1′-(9-ethyl-9H-carbazole-3,6-diyl)bis(3-ethyl-1H-imidazol-3-ium) bis(hexafluorophosphate(IV)), C24H27N5F12P2
  16. The crystal structure of 2-bromoisophthalic acid, C8H5BrO4
  17. 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
  18. The crystal structure of (E)-4-((4-(diethylamino)benzylidene)amino)-N,N-diphenylaniline, C29H29N3
  19. Crystal structure of 2-(3-(2-(4-phenylpiperazin-1-yl)ethyl)benzyl)isoindoline-1,3-dione, C27H27N3O2
  20. Crystal structure of 2-ethoxy-6-((E)-((3-(((E)-3-ethoxy-2-hydroxybenzylidene)amino)-2-hydroxypropyl)iminio)methyl)phenolate, C21H26N2O5
  21. The crystal structure of catena-poly2-4,4′-bipyridine-κ2N:N′)-tetrakis(μ2-2-((3,5,6-trichloropyridin-2-yl)oxy)acetato-κ2O:O′)dinickel(II)], C19H10Cl6N3NiO6
  22. Crystal structure of hexakis(μ2-azido-κ2N:N)-diazido-κ1N-tetrakis(phenanthroline-κ2N,N′)tetrazinc(II), C48H32N32Zn4
  23. 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
  24. Crystal structure of (E)-3-chloro-2-(((4-nitrophenyl)imino)methyl)phenol, C13H9ClN2O3
  25. Crystal structure of aqua-bis(5-bromo-6-methyl-picolinato-κ2N,O)zinc(II) dihydrate, C14H16Br2N2O7Zn
  26. Crystal structure of biaqua(2,2′-bipyridine-4,4′-dicarboxylato-κ2N,N′)(pyridine-2,6-dicarboxylato-κ3O,N,O′)nickel(II) hydrate, C19H15N3NiO10
  27. Synthesis and crystal structure of bis(2-(((4-(1-(ethoxyimino)ethyl)phenyl)imino)methyl)-5-fluorophenolato-κ2N,O)zinc(II) - methanol (1/1), C33H32F2N4O4Zn
  28. Crystal structure of tetraaqua-bis(μ2-5-aminoisophthalato-κ3N:O,O′)-bis(4,4′-dipyridylsulfide-κ1N)dizinc(II), C36H34N6O12S2Ni2
  29. Crystal structure of (1,4,8,11-tetraazacyclotetradecane-κ4N,N′,N′′,N′′′)palladium(II) tetracyanonickelate(II), C14H24N8NiPd
  30. The crystal structure of 3-benzyl-1-((8-(benzyloxy)quinolin-2-yl)methyl)-1H-imidazol-3-ium hexafluorophosphate, C27H24N3OF6P
  31. Crystal structure of 1-(4-chloro-2-hydroxy-5-iodophenyl)ethan-1-one, C8H6ClIO2
  32. Crystal structure of hexaaquamagnesium(II) bis((E)-4-((4-(dimethylamino)phenyl)diazenyl)benzenesulfonate), C28H40MgN6O12S2
  33. Crystal structure of the coordination polymer catena-poly[(1,2-di(pyridin-4-yl)ethane-κN)-(μ2-2-nitroisophthalato-κ2O:O′)zinc(II)], C20H17N3O7Zn
  34. Crystal structure of catena-{[tri-aqua-di-sodium bis(2-{[n-butyl(methyl)carbamothioyl]sulfanyl}acetate)]}n, [C16H34N2Na2O7S4]n
  35. 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
  36. Crystal structure of N′,2-bis((E)-2-chloro-6-hydroxybenzylidene)hydrazine-1-carbothiohydrazide, C15H12Cl2N4O2S
  37. Crystal structure of 2-[(1E)-{[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]iminiumyl}methyl]-5-(dodecyloxy)benzen-1-olate, C23H39NO5
  38. Crystal structure of 12-(2-hydroxybenzoyl)benzo[f]pyrido[1,2-a]indole-6,11-dione, C23H13NO4
  39. Crystal structure of chlorido-(4-chloro-6-(p-tolyl)pyrimidine-κ2C,N)-(triphenylphosphane-κP)palladium(II), C29H23Cl2N2PPd
  40. Crystal structure of catena-poly[diaqua-bis(3,4,5,6-tetrabromo-carboxybenzoato-κ1O)-(μ2-4,4′-bipyridine-κ2N:N′)cobalt(II)], C26H14Br8CoN2O10
  41. Crystal structure of catena-poly[dibenzyl-dichlorido-(μ2-[4,4′-bipyridine]1,1′-dioxide-κ2O:O′)tin(IV)], C24H22Cl2N2O2Sn
  42. Crystal structure of benzyl-chlorido-(4-chloro-N-[(2-oxidophenyl)methylidene]benzenecarbohydrazonato)-methanol-tin(IV), C22H20Cl2N2O3Sn
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  50. Crystal structure of (4-chloro-N-[(2-oxido-5-chlorophenyl)methylidene] benzene-carbohydrazonato-κ3N,O,O′)bis(2-fluorobenzyl)tin(IV), C28H20Cl2F2N2O2Sn
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  54. Crystal structure of 2-(bis(2-hydroxyethyl)ammonio)ethane-1-sulfonate, C6H15NO5S
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  56. 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
  57. Crystal structure of octa(4-chlorobenzyl)-dichlorido-bis(μ2-methanolato)-bis(μ3-oxo)-tetratin(IV), C58H54Cl10O4Sn4
  58. Crystal structure of iodido-triphenyl-(triphenylphosphine oxide)tin(IV), C36H30IOPSn
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  60. Crystal structure of 4-benzyl-1-oxo-N-phenethyl-1H-[1,4]oxazino [4,3-b]indazole-3-carboxamide, C26H21N3O3
  61. Crystal structure of bis{(N-[(5-chloro-2-oxidophenyl)methylidene]-2-hydroxybenzenecarbohydrazonato)-dioxo-molybdenum(VI)}(μ2-4,4′-bipyridine), C38H26Cl2Mo2N6O10
  62. Crystal structure of dichlorido-octamethyl-bis(μ3-oxido)-bis(μ2-2-(phenylamino)ethanolato-κ2O:O)tetratin(IV), C24H44Cl2N2O4Sn4
  63. 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
  64. Crystal structure of cyclo[tetra(μ2-cyanido)-tetracyanido-bis(1,4,7,10-tetraazacyclododecane-κ4N,N′,N′′,N′′′)dinickel(II)dipalladium(II)] hexahydrate, C24H52N16Ni2O6Pd2
  65. Crystal structure of (dimethyl sulfoxide)-dioxido-[2-hydroxy-N′-(4-oxo-4-phenylbutan-2-ylidene)benzohydrazidato κ3N,O,O′]molybdenum(VI), C19H20MoN2O6S
  66. Crystal structure of bis(acetylacetonato-κ2O,O′)-(ethanolamine-κ2N,O)copper(II), C14H25CuNO5
  67. Crystal structure of chlorido-diphenyl-(isopropyl(propyl)carbamodithioato-κ2S,S′)tin(IV), C19H24ClNS2Sn
  68. The crystal structure of bis(imidazole-1-yl)methane monohydrate, C7H10N4O
  69. The crystal structure of bis(4-nitroimidazole-1-1yl)methane, C7H6N6O4
  70. Crystal structure of di(naphthalen-2-yl)sulfane, C20H14S
  71. Crystal structure of 3-acetyl-6-bromo-4-hydroxy-2H-chromen-2-one, C11H7BrO4
  72. Crystal structure of N′2,N′6-bis((E)-1-(pyrazin-2-yl)ethylidene)pyridine-2,6-dicarbohydrazide — methanol (1/2), C21H25N9O4
  73. The crystal structure of 3-nitro-4-(p-tolylamino)-2H-chromen-2-one, C16H12N2O4
  74. The crystal structure of 1,2-bis((4-methoxyphenyl)ethynyl)benzene, C24H18O2
  75. 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
  76. The pseudosymmetric low temperature polymorph of catena-poly[(μ2-4,4′-bipyridyl-κN,N′)-bis(O,O′-diethyldithiophosphato-κS)-cadmium(II)], {C18H28CdN2O4P2S4}n
  77. Crystal structure of 3-iodophthalic acid, C8H5IO4
  78. The crystal structure of tert-butyl (tert-butoxy(oxo)methyl)(5-bromo-2-fluorophenyl)carbamate, C16H21BrFNO4
  79. 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
  80. Crystal structure of dichlorido-(N′-(1-(3-ethylpyrazin-2-yl)ethylidene)-4-methoxybenzohydrazide-κ3N,N′,O)cadmium(II), C16H18N4O2Cl2Cd
  81. 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
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