Startseite Crystal structure of 2-(4-methyl-3-phenylthiazol-2(3H)-ylidene)malononitrile, C13H9N3S
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Crystal structure of 2-(4-methyl-3-phenylthiazol-2(3H)-ylidene)malononitrile, C13H9N3S

  • Yahia N. Mabkhot EMAIL logo , Hazem A. Ghabbour und Faiz A. Al-aizari
Veröffentlicht/Copyright: 6. April 2017

Abstract

C13H9N3S, monoclinic, P21/m (no. 11), a = 8.5468(4) Å, b = 7.0166(4) Å, c = 10.3407(5) Å, β = 106.225(2)°, V = 595.43(5) Å3, Z = 2, Rgt(F) = 0.062, wRref(F2) = 0.161, T = 150 K.

CCDC no.:: 1505573

The asymmetric unit of the title crystal structure is shown in the figure. Tables 1 and 2 contain details of the measurement method and a list of the atoms including atomic coordinates and displacement parameters.

Table 1

Data collection and handling.

Crystal:Colorless block
Size:0.55 × 0.43 × 0.28 mm
Wavelength:Mo Kα radiation (0.71073 Å)
μ:2.5 cm−1
Diffractometer, scan mode:Bruker APEX-II, φ and ω
2θmax, completeness:73°, >99%
N(hkl)measured, N(hkl)unique, Rint:11276, 3069, 0.056
Criterion for Iobs, N(hkl)gt:Iobs > 2 σ(Iobs), 1876
N(param)refined:97
Programs:SHELX [1], Bruker programs [2]
Table 2

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

AtomxyzUiso*/Ueq
S11.07484(6)0.75000.53847(5)0.03231(16)
N10.81191(18)0.75000.34990(15)0.0273(3)
N20.4623(3)0.75000.5321(2)0.0519(6)
N30.9358(4)0.75000.8263(2)0.0730(9)
C11.0853(3)0.75000.3753(2)0.0391(5)
H1A1.18450.75000.35090.047*
C20.9379(2)0.75000.2864(2)0.0369(5)
C30.8978(3)0.75000.1365(2)0.0649(10)
H3A0.99890.75000.10930.097*
H3Ba0.83420.86400.10080.097*
H3Ca0.83420.63600.10080.097*
C40.8645(2)0.75000.48567(18)0.0256(4)
C50.7722(2)0.75000.57776(19)0.0323(4)
C60.5997(3)0.75000.5470(2)0.0363(5)
C70.8604(3)0.75000.7161(2)0.0453(6)
C80.6433(2)0.75000.27098(19)0.0314(4)
C90.5672(2)0.5797(3)0.2321(2)0.0590(6)
H9A0.62110.46260.26160.071*
C100.4083(3)0.5827(5)0.1478(2)0.0870(10)
H10A0.35260.46600.12030.104*
C110.3323(3)0.75000.1047(3)0.0884(16)
H11A0.22570.75000.04420.106*
  1. Occupancy: 0.5.

Source of material

In flask 250 mL malononitrile (66 mg, 1 mmol) and anhydrous potassium carbonate (10 g) in DMF (50 mL) were stirred vigorously at room temperature for 10 min; then isothiocyanatobenzene (135 mg, 1 mmol) was added with continued stirring for 2 h. Then, 1-chloropropan-2-one (92.5 mg, 1 mmol) was added to the resulting reaction mixture with continued stirring for 2 h. In a final step, distilled water and acetic acid were added. The solid product was collected by filtration and washed with water and dried. The crude product was further recrystallized from EtOH to obtain the desired product. Yield: 50%; m.p. 242 °C; IR (max): 2225, 2115 cm−1; 1H-NMR (400 MHz, DMSO-d6): 1.19 (s, 3H, CH3), 6.34 (s, H, CH), 7.58–7.20 (m, 5H, Ph); 13C-NMR (100 MHz, DMSO-d6): 43.77 (C=), 130.61, 134.69, 140.78 (Ar—C), 102.08 (CH=), 128.42, 128.51 (C=N), 170.50 (C=).

Experimental details

All hydrogen atoms were identified in difference Fourier syntheses. The methyl group was idealized and refined using rigid groups (AFIX 33 option of the SHELXL-2013 program [1]). The Uiso values of the hydrogen atoms of the methyl group were set to 1.5Ueq(C). The aromatic hydrogen atoms were also implemented using rigid groups (AFIX 43) with Uiso values of 1.2Ueq(C).

Comment

This work is part of our continuing efforts in synthezising new compounds and determining their crystal structures. [3], [4], [5], [6]. A literature survey revealed that thiophene, pyrazole, arylhydrazone, and 2-pyridone derivatives are important scaffolds in pharmacologically active compounds. Regarding thiophene ligands, their metal complexes possess antimicrobial activities [7].

Cyanothiophene scaffolds act as MurF ligase inhibitor, which prevents the bacterial peptidoglycan biosynthesis [8]. Interestingly, several cyanoacrylamide [9], pyrazole [10], arylhydrazone [11], and 2-pyridone derivatives also exhibit promising antimicrobial activities [12].

In the crystal structure of the title compound the majority of atoms lie on the mirror plane while the full phenyl group is generated by mirror symmetry. The molecules are packed in the crystal structure via one weak non-classical intermolecular hydrogen bond C1—H1A⋅⋅⋅N2. The H⋅⋅⋅A distance is 2.58 Å and the D-H⋯A angle is 121°, symmetry code: (i) x + 1, y, z.

Acknowledgement

The project was supported by King Saud University, College of Science, Department of Chemistry.

References

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Received: 2016-10-8
Accepted: 2017-3-15
Published Online: 2017-4-6
Published in Print: 2017-5-24

©2017 Yahia N. Mabkhot et al., published by De Gruyter, Berlin/Boston

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Artikel in diesem Heft

  1. Cover and Frontmatter
  2. Crystal structure of 2,5-diiodo-4-nitro-1H-imidazole hemihydrate, C6H4I4N6O5
  3. Crystal structure of catena-poly[μ2-2,2′-(1,3-phenylene)diacetato-κ4O,O′:O′′,O′′′)-(μ2-1,6-bis(2-methyl-1H-benzo[d]imidazol-1-yl)hexane-κ2N:N′)cadmium(II)], C32H34CdN4O4
  4. Crystal structure of poly[aqua-(2,2′-bipyridine-κN,N′)-(μ4-5,5′-(hexane-1,6-diyl)-bis(oxy)diisophthalato κ8O1,O2:O3,O4:O5,O6:O7,O8)manganese(II)], C21H21MnN2O7
  5. Crystal structure of poly-[(μ2-((1,3-bis(benzimidazol-1-yl)propane-κ2N:N′)(μ2-4-tert-butyl-phthalato-κ2O:O′)cobalt(II)] monohydrate, C29H30CoN4O5
  6. Crystal structure of 2-amino-4-(3,4,5-trimethoxy-phenyl)-5-(oxo-5,6,7,8-tetrahydro-4H-chromene)-3-carbonitrile – ethanol (1/1), C21H26N2O6
  7. Crystal structure of ethyl 1-benzyl-5-phenyl-1H-pyrazole-3-carboxylate, C19H18N2O2
  8. Crystal structure of 2-(1-benzyl-3-phenyl-1H-pyrazol-5-yl)-5-(4-nitrobenzylthio)-1,3,4-oxadiazole, C25H19N5O3S
  9. Structure and photochromism of 1,2-bis[2-methyl-5-(2-chlorophenyl)-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopent-1-ene, C27H16Cl2F6S2
  10. The crystal structure of the Schiff base (E)-2,6-diisopropyl-N-(pyridin-4-ylmethylene)aniline, C18H22N2
  11. Crystal structure of (E)-2,4-dibromo-6-(((4-methyl-2-nitrophenyl)imino) methyl)phenol, C10H14Br2N2O3
  12. Crystal structure of (bis(2,2′-bipyridine-κ2N,N′))-(3,5-dinitrosalicylato-κ2O,O′)nickel(II), C27H18N6NiO7
  13. Crystal structure of 1-(diethoxy phosphonomethyl) 2-benzoyl-3-chloro-2-cyclohexen-1-ol, C18H24ClO5P
  14. Crystal structure of tetraaqua-bis(1,3-benzimidazol-3-ium-1,3-diacetato-κO)copper(II) hemihydrate, C22H27CuN4O12.50
  15. Crystal structure of 1α,11-dihydroxyeremophil-9-en-8-one, C15H24O3
  16. Crystal structure of 1-ferrocenylsulfonyl-1H-imidazo[4,5-b]pyridine, C16H13FeN3O2S
  17. Crystal structure of bis(μ2-azido-κ2N:N)-dichlorido-bis(μ2-2-(pyridin-2-yl)ethan-1-ol-κ2O,N)dicopper(II), C14H18Cl2Cu2N8O2
  18. Crystal structure of (5,15-cis-bis(2-hydroxy-1-naphthyl)-10-phenyl-20-(4-hydroxyphenyl)-porphyrinato)-(pyridine)-zinc(ii) pyridine solvate, C67H47N7O3Zn
  19. Crystal structure of (μ2-[2,2′-bis(diphenylphosphino)-1,1′-binaphthalene oxide-κ2O,P])-iodido copper(I), C44H32CuIOP2
  20. Crystal structure of 6,8-diphenyl-2-(4-fluorophenyl)-2,3-dihydroquinolin-4(3H)-one, C27H20FNO
  21. Crystal structure of 5,11,17,23-tetra(tert-butyl)-25,26,27,28-tetrahexoxycalix[4]arene, C68H104O4
  22. Crystal structure of N,N′–bis(pyridin-4-ylmethyl)pyrazine-2,3-dicarboxamide dihydrate, C18H20N6O4
  23. Crystal structure of a diaqua-bis(3,5-di(1H-imidazol-1-yl)pyridine-κN)-bis(2-(4-carboxy-phenyl)acetato-κO]manganese(II), C40H36MnN10O10
  24. Crystal structure of 4-(4-hydroxy-3-methoxy-phenyl)-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8-hexahydro-quinoline-3-carboxylic acid methyl ester, C21H25NO5
  25. Crystal structure of (E)-4,4′-(ethene-1,2-diyl)bis(3-nitrobenzoic acid) 1.5 hydrate, C16H13N2O9.5
  26. Crystal structure of (E)-2-(5-(4-fluorophenyl)-3-(furan-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-5-((4-fluorophenyl)diazenyl)-4-methylthiazole, C23H17F2N5OS
  27. Crystal structure of the co-crystalline adduct 4-((4,4-dimethyl-2,6-dioxocyclohexylidene)methylamino)-N-(4,6-dimethylpyrimidin-2-yl)benzenesulfonamide - acetic acid (1/1), C21H24N4O4S ⋅ C2H4O2
  28. Synthesis and crystal structure of 2-((5-chlorobenzo[c][1,2,5]thiadiazol-4-yl)amino)-4,5-dihydro-1H-imidazol-3-ium tetraphenylborate, C33H29BClN5S
  29. Crystal structure of (4-chlorophenyl)(3-ferrocenyl-5-(trifluoromethyl)-1H-pyrazol-1-yl)methanone, C21H14ClF3FeN2O
  30. Crystal structure of (S)-benzyl 3-(benzylcarba-moyl)-3,4-dihydroisoquinoline-2(1H)-carboxylate, C25H24N2O3
  31. Crystal structure of 5-acetyl-3-(3-fluoro-4-morpholinophenyl)oxazolidin-2-one, C15H17FN2O4
  32. Crystal structure of 2-(4-fluorophenyl)-1,3-dimethyl-1H-perimidin-3-ium iodide, C19H16FIN2
  33. Crystal structure of methyl 1H-indole-2-carboxylate, C10H9NO2
  34. Crystal structure of 2,3-diphenyl-1-[(dipropylamino)acetyl]-1,3-diazaspiro[4.5]decan-4-one, C28H37N3O2
  35. Crystal structure of 1-(2H-1,3-benzodioxol-5-yl)-3-(1H-imidazol-1-yl)propan-1-one, C13H12N2O3
  36. Crystal structure of 2,9-dibromo-1,10-phenanthroline, C12H6Br2N2
  37. Crystal structure of 3-(adamantan-1-yl)-4-(4-fluorophenyl)-1H-1,2,4-triazole-5(4H)-thione, C18H20FN3S
  38. Crystal structure of trans-bis((E)-7-oxo-4-(phenyldiazenyl)cyclohepta-1,3,5-trien-1-olato)-κ2O,O′)-bis(pyridine-κN)cobalt(II), C36H28CoN6O4
  39. Crystal structure of 2-(4-methyl-3-phenylthiazol-2(3H)-ylidene)malononitrile, C13H9N3S
  40. Crystal structure of (Z)-3-(adamantan-1-yl)-1-(3-chlorophenyl)-S-benzylisothiourea, C24H27ClN2S
  41. Crystal structure of chlorido{[3-(η5-cyclopenta-dienyl)-2,2,3-trimethyl-1-phenylbutylidene] azanido-κN}[η2(N,O)-N,N-dimethylhydroxylaminato]titanium(IV), C20H27ClN2OTi
  42. Crystal Structure of 1,1′-dimethyl-[4,4′-bipyridine]-1,1′-diium tetrachloridozincate(II), C12H14Cl4N2Zn
  43. Crystal structure of 5-nitro-2-(pyrrolidin-1-yl)benzaldehyde, C11H12N2O3
  44. Crystal structure of 2,3-diphenyl-1-(morpholin-4-ylacetyl)-1,3-diazaspiro[4.5]decan-4-one, C26H31N3O3
  45. Crystal structure of 3,3-dimethyl-3,4-dihydro-1H-benzo[c]chromene-1,6(2H)-dione, C15H14O3
  46. Crystal structure of bis(2-(2-hydroxymethyl)pyridine-κ2N,O)-bis(pivalato-κO)nickel(II), C22H32N2NiO6
  47. Crystal structure of (1,10-phenanthroline-κ2N,N′)-bis(1H-pyrazole-3-carboxylato-κ2N,O)manganese(II) trihydrate, C20H20N6O7Mn
  48. The crystal structure of 3-aminopropan-1-aminium iodide, C3H11N2I
  49. Crystal structure of ethyl 1-(4-chlorophenyl)-5-methyl-1H-1,2,3-triazole-4 carboxylate, C12H12ClN3O2
  50. Crystal structure of 4,4′-((1Z,1′Z)-2,2′-(2,5-diethoxy-1,4-phenylene)bis(ethene-2,1-diyl))dipyridine, C24H24N2O2
  51. Crystal structure of (16S)-12,16-epoxy-11,14-dihydroxy-17(15/16)-abeo-3a,18-cyclo-8,11,13-abietatrien-7-one, C20H24O4
  52. Crystal structure of aquadichlorido(2,4,6-tri-2-pyridyl-1,3,5-triazine-κ3N,N′,N′′)nickel(II) monohydrate, C18H16Cl2N6NiO2
  53. Crystal structure of catena-poly[dichlorido-(μ-ethane-1,2-diyl-bis-(pyridyl-4-carboxylate-κN:N′)mercury(II)], C15H14Cl2HgN2O4
  54. Crystal structure of methyl 2-acetamido-5-chlorbenzoate, C10H10ClNO3
  55. Crystal structure of tetrakis(μ2-3,3-dimethylacrylato-κ2O,O′)-bis(2-aminopyrimidine-κN) dicopper(II), C28H38Cu2N6O8
  56. Crystal structure of 3-amino-8-methoxy-1-phenyl-1H-benzo[f]chromene-2-carbonitrile, C21H16N2O2
  57. Crystal structure of 4-(2-ammonioethyl)morpholin-4-ium dichloride monohydrate, C6H18Cl2N2O2
  58. Crystal structure of 1-(3-((5-bromo-2-hydroxybenzylidene)amino)phenyl)ethanone O-benzyl oxime, C22H19BrN2O2
  59. Crystal structure of 2-(4-(dimethylamino)-2-fluorophenyl)-1,3-bis(1H-1,2,4-triazol-1-yl)propan-2-ol monohydrate, C15H20FN7O2
  60. Crystal structure of 4-bromo-2-(1H-pyrazol-3-yl)phenol, C9H7BrN2O
  61. Crystal structure of 1,2,3,4,5-pentamethyl-1,3-cyclopentadiene, C10H16
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