Home Physical Sciences Crystal structure of (E)-N′-(2-chloro-6-hydroxybenzylidene)-4-hydroxybenzohydrazide — dihydrofuran-2(3H)-one (1/1), C18H17ClN2O5
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Crystal structure of (E)-N′-(2-chloro-6-hydroxybenzylidene)-4-hydroxybenzohydrazide — dihydrofuran-2(3H)-one (1/1), C18H17ClN2O5

  • Juan Chen ORCID logo EMAIL logo , Zhe Liu and Haijun Yan
Published/Copyright: April 24, 2020

Abstract

C18H17ClN2O5, monoclinic, P21/c (no. 14), a = 10.223(8) Å, b = 13.407(9) Å, c = 13.786(9) Å, β = 109.825(5)°, V = 1778(2) Å3, Z = 4, Rgt(F) = 0.0912, wRref(F2) = 0.1867, T = 293(2) K.

CCDC no.: 1996956

The asymmetric unit of 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:Colourless block
Size:0.23 × 0.16 × 0.12 mm
Wavelength:Mo Kα radiation (0.71073 Å)
μ:0.25 mm−1
Diffractometer, scan mode:Bruker APEXII, φ and ω
θmax, completeness:56.6°, >99%
N(hkl)measured, N(hkl)unique, Rint:3631, 3631,
Criterion for Iobs, N(hkl)gt:Iobs > 2 σ(Iobs), 2043
N(param)refined:238
Programs:Bruker [1], SHELX [2], PLATON [3]
Table 2:

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

AtomxyzUiso*/Ueq
Cl1−0.31005(17)−0.05897(15)0.01600(14)0.1077(6)
O10.3674(4)0.5856(2)0.2266(4)0.0899(13)
H10.4490220.5961900.2333530.135*
O20.3638(3)0.1131(2)0.2520(3)0.0786(11)
O30.2064(4)−0.1398(3)0.1892(4)0.0985(14)
H30.208892−0.0790100.1961820.148*
N10.1345(4)0.1398(3)0.1732(3)0.0624(11)
H1A0.0664790.1811350.1510150.075*
N20.1122(4)0.0389(3)0.1649(3)0.0648(11)
C10.3453(5)0.4856(3)0.2262(4)0.0644(14)
C20.4521(5)0.4179(3)0.2588(4)0.0630(13)
H2B0.5437370.4400660.2831160.076*
C30.4239(5)0.3175(3)0.2556(4)0.0598(13)
H3A0.4971290.2723200.2779620.072*
C40.2890(5)0.2824(3)0.2197(4)0.0512(11)
C50.1829(5)0.3511(3)0.1879(4)0.0674(15)
H5A0.0910470.3293230.1639120.081*
C60.2111(5)0.4514(3)0.1913(5)0.0764(17)
H6A0.1381250.4967310.1695640.092*
C70.2677(5)0.1730(3)0.2177(4)0.0578(12)
C8−0.0110(6)0.0072(4)0.1206(4)0.0639(13)
H8A−0.0843610.0518260.0950270.077*
C9−0.0357(5)−0.1000(4)0.1102(4)0.0638(13)
C100.0738(6)−0.1694(4)0.1454(5)0.0775(16)
C110.0497(7)−0.2705(4)0.1358(6)0.100(2)
H11A0.122856−0.3153680.1604350.120*
C12−0.0831(9)−0.3041(5)0.0896(6)0.110(2)
H12A−0.098965−0.3724000.0823680.132*
C13−0.1939(8)−0.2401(5)0.0535(5)0.096(2)
H13A−0.283560−0.2648210.0230750.115*
C14−0.1707(6)−0.1392(4)0.0630(4)0.0753(15)
O40.8683(5)0.2278(4)0.0921(5)0.137(2)
O50.8110(5)0.3814(4)0.0704(5)0.1254(18)
C150.7823(8)0.2832(6)0.0736(6)0.101(2)
C160.6889(8)0.4381(6)0.0489(6)0.124(3)
H16A0.6767950.480672−0.0104330.149*
H16B0.6935450.4798670.1074160.149*
C170.5715(8)0.3670(6)0.0273(7)0.127(3)
H17A0.5152570.3820210.0696710.153*
H17B0.5131010.370427−0.0446400.153*
C180.6329(7)0.2698(6)0.0515(8)0.128(3)
H18A0.5944410.224831−0.0062940.153*
H18B0.6153550.2423570.1110660.153*

Source of material

All chemical solvents and reagents are purchased commercially and used without further purification. A mixture of 4-hydroxybenzohydrazide (1 mmol, 152.2 mg) and 2-chloro-6-hydroxybenzaldehyde (1 mmol, 156.6 mg) in anhydrous ethanol (15 mL) with a few drops of glacial acetic acid was stirred under reflux conditions (353 K) for 3 h. The solvent was removed under reduced pressure and the solid product was recrystallized from 10 mL of 4-hydroxybutanoic acid lactone. Colourless block crystals suitable for X-ray diffraction determination were obtained after four days.

Experimental details

Non-merohedral twinning in the crystal was identified using the [TwinRotMat within PLATON [3]]: [twin law: 1 0 0.503, 0 −1 0, 0 0 −1] giving a final refined BASF parameter of 0.28317. All H atoms were included in their calculated positions (C—H = 0.93–0.97 Å, O—H = 0.82 Å, N—H = 0.86 Å) and refined using a riding model approximation. The Uiso values were constrained to be 1.5Ueq of the carrier atom for oxygen H atoms and 1.2Ueq for the remaining H atoms.

Comment

In general, as a kind of well known schiff-bases, hydrazones are widely studied in coordination chemistry for many years. And many hydrazones structures have been reported [4], [5], [6], [7], [8], [9], [10]. In order to search for new hydrazones, the title compound was synthesized and its crystal structure is reported here.

The asymmetric unit of the title compound consists of one formula unit of the target hydrazone plus one dihydrofuran-2(3H)-one molecule (cf. the figure). The title compound shows an E configuration around the N2 = C8 bond. In the crystal structure, the short distance d(N2—C8) = 1.272(6) Å exhibits a typical C=N double bond. The C8 = N2—N1 angle of 118.7(4)° is smaller than the ideal value of 120° expected for sp2-hybridized N atoms. This is a consequence of repulsion between the nitrogen lone pairs and the adjacent N bonds. The dihedral angle formed by the two aromatic rings is 6.5(1)°, which is different to the previous reported structure, 4-hydroxy-N′-[(E)-(2-hydroxyphenyl)methylidene]benzohydrazide of 27.73(2)° [10]. In the crystal structure, the molecules are linked into two one-dimensional chains along the b-axis direction by O—H⋯O hydrogen bonds. In addition, intramolecular O—H⋯N hydrogen bonds further consolidate the crystal structure.

Acknowledgements

This work was financially supported by Key laboratory research project of department of education of Shaanxi province (19JS073) and Research project of Yulin science and technology bureau (2019-kjj026).

References

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Received: 2020-03-21
Accepted: 2020-04-15
Published Online: 2020-04-24
Published in Print: 2020-06-25

©2020 Juan Chen 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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  27. Crystal structure of rac-trans-N,N′-bis(3,5-dibromosalicylidene)-1,2-cyclohexanediamine, C20H18Br4N2O2
  28. The crystal structure of (dichromato-κ2O,O′)bis(1,10-phenanthroline-κ2N,N′)nickel(II), C12H16N4O7Cr2Ni
  29. The crystal structure of 3-((1R,2S)-1-methylpyrrolidin-1-ium-2-yl)pyridin-1-ium tetrachloridozincate(II) monohydrate, C10H18Cl4ZnN2O
  30. Crystal structure of bis(μ2-azido-k2N,N)-bis(2-amino-1-(N-(3-bromosalicylaldiminato))ethane)-dicopper(II), C20H18Br4N2O2
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  61. Crystal structure of (1,3-propanediamine-κ2N,N′)(N-(3-aminopropyl)-α-methyl aspartato-κ4N,N′,O,O′)cobalt(III) chloride, C11H24ClCoN4O4
  62. Crystal structure and anti-inflammatory activity of (3E,5E)-3,5-bis(4-fluorobenzylidene)-1-((4-fluorophenyl)sulfonyl)piperidin-4-one-dichloromethane (1/1), C26H20Cl2F3NO3S
  63. Crystal structure of (S)-(+)-1-cyclohexylethylaminium chloride, C8H18NCl
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  65. Hydrogen bonding versus packing effects in the crystal structure of 3-((1R,2S)-1-methylpyrrolidin-1-ium-2-yl)pyridin-1-ium tetraiodidozincate(II), C10H16I4ZnN2
  66. Dimerization of 2-[(2-((2-aminophenyl)thio)phenyl)amino]-cyclohepta-2,4,6-trien-1-one through hydrogen bonding, C19H16N2OS
  67. Crystal structure of 1-(4-chloro-phenyl)-7-ethoxyl-6,8-difluoro-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid, C18H12ClF2NO4
  68. Crystal structure of 7-ethoxy-6,8-difluoro-4-oxo-1-pyridin-2-ylmethyl-1,4-dihydro-quinoline-3-carboxylic acid, C18H14F2N2O4
  69. Crystal structure of octahydro-7aR,8′R-dimethylspiro[isobenzofuran-4(1H), 4′ (3′H)-[1H-7,9a]methanocyclohepta[c]pyran]-1′,3, 9′ (3aH,4′aH)-trione, C20H26O5
  70. Crystal structure of bis(5-ethoxy-2-(((1-hydroxy-2-methyl-3-oxidopropan-2-yl)imino)methyl)phenolato-κ3N,O,O’)manganese(IV) – methanol (1/1), C27H38MnN2O9
  71. Crystal structure of 8a,8a′′-oxybis(8aH-8,9-dioxa-3a1λ4-aza-8aλ4-borabenzo[fg]tetracene), C34H22B2N2O5
  72. Crystal structure of bromido-triphenyl-(triphenylarsine oxide-κO)tin(IV), C36H30AsBrOSn
  73. Crystal structure of catena-poly[chlorido-(μ2-formato-κ2O:O′)-(1,10-phenathroline-κ2N,N′)copper(II)], C26H18Cl2Cu2N4O4
  74. The crystal structure of poly[(μ10-5-carboxyisophthalato-κ10O)disodium], C9H4Na2O6
  75. The crystal structure of 3,5-difluoroisonicotinic acid, C6H3F2NO2
  76. The crystal structure of ethyl-1-(N-(adamantan-1-yl)-carbamothioyl)piperidine-4-carboxylate, C19H30N2O2S
  77. Crystal structure of 5-methyl-3-phenyl-1-tosyl-1,2,3,4-tetrahydropyridine, C19H21NO2S
  78. Crystal structure of bis((3-chlorosalicylidene)-ethylenediaminato-κ4N,N′,O,O′)nickel (II), C16H12Cl2NiN2O2
  79. Crystal structure of (E)-N′-(2-chloro-6-hydroxybenzylidene)-4-hydroxybenzohydrazide — dihydrofuran-2(3H)-one (1/1), C18H17ClN2O5
  80. Crystal structure of bis((3-bromosalicylidene)-ethylenediaminato-κ4N,N′,O,O′) nickel (II), C16H12Br2NiN2O2
  81. Crystal structure of trimethylsulfoxonium tetrachloridocobaltate(II) [(CH3)3SO]2CoCl4
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