organic compounds
4-Chloro-N′-(4-methoxybenzylidene)benzohydrazide methanol monosolvate
aPharmacy School, Qiqihar Medical University, Qiqihar 161006, People's Republic of China, and bCollege of Chemistry and Chemical Engineering, Qiqihar University, Qiqihar 161006, People's Republic of China
*Correspondence e-mail: huanghaitao09@163.com
The title compound, C15H13ClN2O2·CH4O, consists of a 4-chloro-N′-(4-methoxybenzylidene)benzohydrazide (CMB) molecule and a methanol molecule of crystallization. It was obtained by the condensation of 4-methoxybenzaldehyde with 4-chlorobenzohydrazide. In the CMB molecule, the dihedral angle between the two benzene rings is 50.1 (3)°. The methanol molecule is linked to the CMB molecule through O—H⋯O and O—H⋯N hydrogen bonds. In the crystal, CMB molecules are linked through intermolecular N—H⋯O hydrogen bonds, involving the methanol molecule, forming chains propagating along [010].
Related literature
For background to compounds obtained by the condensation of ); Yathirajan et al. (2007); Salhin et al. (2007). For their biological properties, see: Bedia et al. (2006); Terzioglu & Gürsoy (2003); Küçükgüzel et al. (2003); Charkoudian et al. (2007). For similar compounds reported by our group, see: Huang (2009); Wu (2009). For other similar structures, see: Fun et al. (2008); Liu & Li (2004); Lei et al. (2008). For bond-length data, see: Allen et al. (1987).
with benzohydrazides, see: Qiu & Zhao (2008Experimental
Crystal data
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Refinement
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Data collection: APEX2 (Bruker, 2007); cell SAINT (Bruker, 2007); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: SHELXTL.
Supporting information
https://doi.org/10.1107/S1600536810038857/su2215sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536810038857/su2215Isup2.hkl
The title compound was prepared by the condensation of 4-methoxybenzaldehyde (0.1 mol) and 4-chlorobenzohydrazide (0.1 mol) in ethanol (20 ml). The excess ethanol was removed by distillation. The colou; rless solid obtained was filtered and washed with ethanol. Single crystals, suitable for X-ray diffraction, were obtained on slow evaporation of a solution of the title compound in methanol.
As there is no asymmetric center in the title molecule in the final cycles of least-squares
1371 Friedel pairs were merged and Δf" set to zero, rather than refining the structure as a The H-atoms were positioned geometrically and treated as riding atoms: O—H = 0.82 Å, N—H = 0.86 Å, C—H = 0.93 and 0.96 Å, for CH and CH3 H-atoms, respectively, with Uiso(H) = k × Ueq(O–, N–, C-parent atom), where k = 1.5 for OH and CH3 H-atoms and k = 1.2 for all other H-atoms.In the last few years considerable attention has been focused on compounds derived from the condensation of
with benzohydrazides, especially for their crystal structures (Lei et al., 2008; Qiu & Zhao, 2008; Yathirajan et al., 2007; Salhin et al., 2007; Fun et al., 2008; Liu & Li, 2004) or for their biological properties (Bedia et al., 2006; Terzioglu & Gürsoy, 2003; Küçükgüzel et al., 2003; Charkoudian et al., 2007). Continueing our research on the synthesis and crystal structures of such compounds (Huang, 2009; Wu, 2009), herein we report on the of the title compound, obtained by the condensation of 4-methoxybenzaldehyde with 4-chlorobenzohydrazide.The title compound consists of a 4-chloro-N'-(4-methoxybenzylidene)benzohydrazide (CMB) molecule and a methanol solvent molecule (Fig. 1). The methanol molecule is linked to the CMB molecule through intermolecular O—H···O and O—H···N hydrogen bonds (Table 1). In the CMB molecule the dihedral angle between the two benzene rings is 50.1 (3)°. The bond distances (Allen et al., 1987) and bond angles are normal and similar to those reported for the above mentioned compounds.
In the crystal molecules are linked, via the methanol molecule, through intermolecular N—H···O hydrogen bonds (Table 1), so forming chains propagating along the b axis (Fig. 2).
For background to compounds obtained by the condensation of
with benzohydrazides, see: Qiu & Zhao (2008); Yathirajan et al. (2007); Salhin et al. (2007). For their biological properties, see: Bedia et al. (2006); Terzioglu & Gürsoy (2003); Küçükgüzel et al. (2003); Charkoudian et al. (2007). For similar compounds reported by our group, see: Huang (2009); Wu (2009). For other similar structures, see: Fun et al. (2008); Liu & Li (2004); Lei et al. (2008). For bond-length data, see: Allen et al. (1987).Data collection: APEX2 (Bruker, 2007); cell
SAINT (Bruker, 2007); data reduction: SAINT (Bruker, 2007); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: SHELXTL (Sheldrick, 2008).C15H13ClN2O2·CH4O | F(000) = 336 |
Mr = 320.77 | Dx = 1.332 Mg m−3 |
Monoclinic, P21 | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: P 2yb | Cell parameters from 640 reflections |
a = 10.914 (3) Å | θ = 2.5–24.3° |
b = 6.459 (2) Å | µ = 0.25 mm−1 |
c = 11.358 (2) Å | T = 298 K |
β = 93.000 (3)° | Block, colorless |
V = 799.6 (4) Å3 | 0.17 × 0.13 × 0.12 mm |
Z = 2 |
Bruker APEXII CCD area-detector diffractometer | 1865 independent reflections |
Radiation source: fine-focus sealed tube | 1030 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.074 |
ω scans | θmax = 27.0°, θmin = 1.8° |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | h = −13→13 |
Tmin = 0.958, Tmax = 0.970 | k = −7→8 |
6424 measured reflections | l = −14→14 |
Refinement on F2 | Primary atom site location: structure-invariant direct methods |
Least-squares matrix: full | Secondary atom site location: difference Fourier map |
R[F2 > 2σ(F2)] = 0.060 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.123 | H-atom parameters constrained |
S = 1.00 | w = 1/[σ2(Fo2) + (0.048P)2] where P = (Fo2 + 2Fc2)/3 |
1865 reflections | (Δ/σ)max < 0.001 |
201 parameters | Δρmax = 0.24 e Å−3 |
1 restraint | Δρmin = −0.19 e Å−3 |
C15H13ClN2O2·CH4O | V = 799.6 (4) Å3 |
Mr = 320.77 | Z = 2 |
Monoclinic, P21 | Mo Kα radiation |
a = 10.914 (3) Å | µ = 0.25 mm−1 |
b = 6.459 (2) Å | T = 298 K |
c = 11.358 (2) Å | 0.17 × 0.13 × 0.12 mm |
β = 93.000 (3)° |
Bruker APEXII CCD area-detector diffractometer | 1865 independent reflections |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | 1030 reflections with I > 2σ(I) |
Tmin = 0.958, Tmax = 0.970 | Rint = 0.074 |
6424 measured reflections |
R[F2 > 2σ(F2)] = 0.060 | 1 restraint |
wR(F2) = 0.123 | H-atom parameters constrained |
S = 1.00 | Δρmax = 0.24 e Å−3 |
1865 reflections | Δρmin = −0.19 e Å−3 |
201 parameters |
Geometry. All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'s involving l.s. planes. |
Refinement. Refinement of F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > σ(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. |
x | y | z | Uiso*/Ueq | ||
Cl1 | 0.58789 (14) | 1.0709 (3) | 1.25398 (13) | 0.0754 (6) | |
O1 | 0.7358 (4) | 0.4112 (6) | 0.8320 (3) | 0.0689 (13) | |
O2 | 1.0029 (3) | 0.3682 (6) | 0.1329 (3) | 0.0573 (11) | |
N1 | 0.7495 (4) | 0.7047 (7) | 0.7275 (4) | 0.0502 (12) | |
H1 | 0.7447 | 0.8376 | 0.7257 | 0.060* | |
N2 | 0.7810 (4) | 0.5948 (7) | 0.6283 (4) | 0.0493 (12) | |
C1 | 0.6292 (5) | 0.9354 (10) | 1.1301 (5) | 0.0505 (15) | |
C2 | 0.6174 (5) | 1.0320 (9) | 1.0215 (5) | 0.0571 (16) | |
H2 | 0.5886 | 1.1673 | 1.0156 | 0.069* | |
C3 | 0.6487 (5) | 0.9259 (9) | 0.9215 (5) | 0.0559 (15) | |
H3A | 0.6402 | 0.9908 | 0.8484 | 0.067* | |
C4 | 0.6922 (4) | 0.7256 (8) | 0.9284 (5) | 0.0395 (13) | |
C5 | 0.7063 (5) | 0.6364 (9) | 1.0389 (5) | 0.0561 (16) | |
H5 | 0.7393 | 0.5039 | 1.0456 | 0.067* | |
C6 | 0.6732 (5) | 0.7365 (10) | 1.1399 (5) | 0.0592 (17) | |
H6 | 0.6805 | 0.6708 | 1.2128 | 0.071* | |
C7 | 0.7264 (5) | 0.5997 (10) | 0.8265 (5) | 0.0500 (14) | |
C8 | 0.8292 (5) | 0.7001 (9) | 0.5487 (5) | 0.0482 (15) | |
H8 | 0.8390 | 0.8418 | 0.5605 | 0.058* | |
C9 | 0.8700 (4) | 0.6108 (9) | 0.4395 (4) | 0.0424 (13) | |
C10 | 0.9473 (5) | 0.7190 (8) | 0.3688 (5) | 0.0482 (14) | |
H10 | 0.9700 | 0.8532 | 0.3901 | 0.058* | |
C11 | 0.9914 (5) | 0.6360 (9) | 0.2693 (5) | 0.0504 (15) | |
H11 | 1.0449 | 0.7116 | 0.2248 | 0.060* | |
C12 | 0.9561 (5) | 0.4384 (9) | 0.2346 (5) | 0.0441 (14) | |
C13 | 0.8792 (5) | 0.3255 (8) | 0.3021 (4) | 0.0448 (14) | |
H13 | 0.8558 | 0.1925 | 0.2791 | 0.054* | |
C14 | 0.8365 (5) | 0.4103 (9) | 0.4045 (5) | 0.0492 (15) | |
H14 | 0.7852 | 0.3329 | 0.4503 | 0.059* | |
C15 | 0.9668 (6) | 0.1704 (10) | 0.0893 (5) | 0.076 (2) | |
H15A | 0.9827 | 0.0682 | 0.1496 | 0.115* | |
H15B | 1.0125 | 0.1372 | 0.0218 | 0.115* | |
H15C | 0.8807 | 0.1718 | 0.0670 | 0.115* | |
O3 | 0.7025 (4) | 0.1217 (6) | 0.6473 (4) | 0.0689 (12) | |
H3 | 0.7236 | 0.2346 | 0.6745 | 0.103* | |
C16 | 0.5831 (6) | 0.1364 (13) | 0.5954 (5) | 0.092 (2) | |
H16A | 0.5772 | 0.2565 | 0.5456 | 0.139* | |
H16B | 0.5254 | 0.1481 | 0.6560 | 0.139* | |
H16C | 0.5651 | 0.0147 | 0.5491 | 0.139* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cl1 | 0.0776 (11) | 0.0881 (14) | 0.0620 (10) | −0.0048 (11) | 0.0168 (8) | −0.0320 (10) |
O1 | 0.111 (4) | 0.035 (2) | 0.063 (3) | 0.008 (3) | 0.018 (2) | −0.002 (2) |
O2 | 0.074 (3) | 0.051 (3) | 0.049 (2) | 0.004 (2) | 0.024 (2) | −0.004 (2) |
N1 | 0.069 (3) | 0.030 (3) | 0.052 (3) | 0.004 (2) | 0.014 (2) | −0.009 (2) |
N2 | 0.064 (3) | 0.035 (3) | 0.050 (3) | 0.003 (3) | 0.011 (2) | −0.006 (3) |
C1 | 0.041 (3) | 0.065 (4) | 0.046 (4) | −0.003 (3) | 0.006 (3) | −0.023 (3) |
C2 | 0.065 (4) | 0.044 (4) | 0.064 (4) | 0.000 (3) | 0.018 (3) | −0.009 (3) |
C3 | 0.075 (4) | 0.038 (3) | 0.056 (4) | 0.004 (3) | 0.017 (3) | 0.001 (3) |
C4 | 0.044 (3) | 0.034 (3) | 0.040 (3) | 0.001 (3) | 0.004 (3) | −0.008 (3) |
C5 | 0.053 (4) | 0.048 (4) | 0.068 (4) | 0.014 (3) | 0.004 (3) | 0.003 (3) |
C6 | 0.055 (4) | 0.071 (5) | 0.052 (4) | 0.009 (4) | 0.007 (3) | 0.001 (4) |
C7 | 0.054 (4) | 0.042 (4) | 0.054 (4) | 0.004 (3) | 0.008 (3) | 0.001 (3) |
C8 | 0.058 (4) | 0.033 (3) | 0.054 (4) | 0.001 (3) | 0.002 (3) | −0.007 (3) |
C9 | 0.047 (3) | 0.038 (3) | 0.041 (3) | 0.002 (3) | −0.001 (3) | −0.004 (3) |
C10 | 0.056 (4) | 0.034 (3) | 0.054 (4) | −0.008 (3) | 0.000 (3) | 0.003 (3) |
C11 | 0.059 (4) | 0.045 (4) | 0.048 (4) | −0.003 (3) | 0.010 (3) | 0.007 (3) |
C12 | 0.046 (3) | 0.045 (4) | 0.041 (3) | 0.006 (3) | −0.002 (3) | −0.001 (3) |
C13 | 0.057 (4) | 0.035 (3) | 0.044 (3) | −0.008 (3) | 0.010 (3) | −0.008 (3) |
C14 | 0.060 (4) | 0.037 (3) | 0.051 (4) | −0.007 (3) | 0.009 (3) | −0.001 (3) |
C15 | 0.102 (6) | 0.058 (5) | 0.071 (5) | 0.001 (4) | 0.017 (4) | −0.022 (4) |
O3 | 0.095 (3) | 0.031 (3) | 0.080 (3) | 0.005 (2) | 0.003 (2) | −0.006 (2) |
C16 | 0.102 (6) | 0.087 (6) | 0.087 (5) | −0.001 (5) | −0.004 (4) | −0.013 (5) |
Cl1—C1 | 1.736 (5) | C8—H8 | 0.9300 |
O1—C7 | 1.224 (7) | C9—C10 | 1.384 (7) |
O2—C12 | 1.364 (6) | C9—C14 | 1.398 (8) |
O2—C15 | 1.419 (7) | C10—C11 | 1.362 (7) |
N1—C7 | 1.349 (6) | C10—H10 | 0.9300 |
N1—N2 | 1.389 (5) | C11—C12 | 1.385 (7) |
N1—H1 | 0.8600 | C11—H11 | 0.9300 |
N2—C8 | 1.268 (6) | C12—C13 | 1.375 (7) |
C1—C6 | 1.374 (8) | C13—C14 | 1.389 (6) |
C1—C2 | 1.383 (7) | C13—H13 | 0.9300 |
C2—C3 | 1.384 (7) | C14—H14 | 0.9300 |
C2—H2 | 0.9300 | C15—H15A | 0.9600 |
C3—C4 | 1.379 (7) | C15—H15B | 0.9600 |
C3—H3A | 0.9300 | C15—H15C | 0.9600 |
C4—C5 | 1.383 (7) | O3—C16 | 1.406 (6) |
C4—C7 | 1.477 (7) | O3—H3 | 0.8200 |
C5—C6 | 1.381 (7) | C16—H16A | 0.9600 |
C5—H5 | 0.9300 | C16—H16B | 0.9600 |
C6—H6 | 0.9300 | C16—H16C | 0.9600 |
C8—C9 | 1.458 (7) | ||
C12—O2—C15 | 119.0 (4) | C10—C9—C8 | 121.1 (5) |
C7—N1—N2 | 119.0 (4) | C14—C9—C8 | 121.4 (5) |
C7—N1—H1 | 120.5 | C11—C10—C9 | 122.4 (5) |
N2—N1—H1 | 120.5 | C11—C10—H10 | 118.8 |
C8—N2—N1 | 115.7 (5) | C9—C10—H10 | 118.8 |
C6—C1—C2 | 120.6 (5) | C10—C11—C12 | 119.6 (5) |
C6—C1—Cl1 | 120.7 (5) | C10—C11—H11 | 120.2 |
C2—C1—Cl1 | 118.7 (5) | C12—C11—H11 | 120.2 |
C1—C2—C3 | 119.6 (6) | O2—C12—C13 | 124.2 (5) |
C1—C2—H2 | 120.2 | O2—C12—C11 | 115.9 (5) |
C3—C2—H2 | 120.2 | C13—C12—C11 | 119.9 (5) |
C4—C3—C2 | 121.1 (6) | C12—C13—C14 | 120.0 (5) |
C4—C3—H3A | 119.4 | C12—C13—H13 | 120.0 |
C2—C3—H3A | 119.4 | C14—C13—H13 | 120.0 |
C3—C4—C5 | 117.6 (5) | C13—C14—C9 | 120.6 (5) |
C3—C4—C7 | 124.9 (5) | C13—C14—H14 | 119.7 |
C5—C4—C7 | 117.5 (5) | C9—C14—H14 | 119.7 |
C6—C5—C4 | 122.5 (5) | O2—C15—H15A | 109.5 |
C6—C5—H5 | 118.7 | O2—C15—H15B | 109.5 |
C4—C5—H5 | 118.7 | H15A—C15—H15B | 109.5 |
C1—C6—C5 | 118.4 (6) | O2—C15—H15C | 109.5 |
C1—C6—H6 | 120.8 | H15A—C15—H15C | 109.5 |
C5—C6—H6 | 120.8 | H15B—C15—H15C | 109.5 |
O1—C7—N1 | 121.6 (5) | C16—O3—H3 | 109.5 |
O1—C7—C4 | 122.1 (5) | O3—C16—H16A | 109.5 |
N1—C7—C4 | 116.3 (5) | O3—C16—H16B | 109.5 |
N2—C8—C9 | 123.5 (5) | H16A—C16—H16B | 109.5 |
N2—C8—H8 | 118.3 | O3—C16—H16C | 109.5 |
C9—C8—H8 | 118.3 | H16A—C16—H16C | 109.5 |
C10—C9—C14 | 117.5 (5) | H16B—C16—H16C | 109.5 |
C7—N1—N2—C8 | −164.0 (5) | C5—C4—C7—N1 | −159.7 (5) |
C6—C1—C2—C3 | 0.9 (8) | N1—N2—C8—C9 | 178.9 (4) |
Cl1—C1—C2—C3 | −179.4 (4) | N2—C8—C9—C10 | −164.4 (5) |
C1—C2—C3—C4 | −0.4 (9) | N2—C8—C9—C14 | 13.1 (8) |
C2—C3—C4—C5 | −1.5 (8) | C14—C9—C10—C11 | −0.7 (8) |
C2—C3—C4—C7 | 179.2 (5) | C8—C9—C10—C11 | 176.9 (5) |
C3—C4—C5—C6 | 3.1 (8) | C9—C10—C11—C12 | 1.7 (8) |
C7—C4—C5—C6 | −177.6 (5) | C15—O2—C12—C13 | 3.0 (8) |
C2—C1—C6—C5 | 0.6 (8) | C15—O2—C12—C11 | −177.5 (5) |
Cl1—C1—C6—C5 | −179.2 (4) | C10—C11—C12—O2 | 179.0 (5) |
C4—C5—C6—C1 | −2.7 (9) | C10—C11—C12—C13 | −1.5 (8) |
N2—N1—C7—O1 | 2.0 (8) | O2—C12—C13—C14 | 179.9 (5) |
N2—N1—C7—C4 | −179.4 (4) | C11—C12—C13—C14 | 0.4 (8) |
C3—C4—C7—O1 | −161.9 (5) | C12—C13—C14—C9 | 0.6 (8) |
C5—C4—C7—O1 | 18.8 (8) | C10—C9—C14—C13 | −0.5 (7) |
C3—C4—C7—N1 | 19.5 (8) | C8—C9—C14—C13 | −178.1 (5) |
D—H···A | D—H | H···A | D···A | D—H···A |
O3—H3···N2 | 0.82 | 2.47 | 3.184 (6) | 146 |
O3—H3···O1 | 0.82 | 2.12 | 2.820 (6) | 143 |
N1—H1···O3i | 0.86 | 2.08 | 2.880 (6) | 154 |
Symmetry code: (i) x, y+1, z. |
Experimental details
Crystal data | |
Chemical formula | C15H13ClN2O2·CH4O |
Mr | 320.77 |
Crystal system, space group | Monoclinic, P21 |
Temperature (K) | 298 |
a, b, c (Å) | 10.914 (3), 6.459 (2), 11.358 (2) |
β (°) | 93.000 (3) |
V (Å3) | 799.6 (4) |
Z | 2 |
Radiation type | Mo Kα |
µ (mm−1) | 0.25 |
Crystal size (mm) | 0.17 × 0.13 × 0.12 |
Data collection | |
Diffractometer | Bruker APEXII CCD area-detector |
Absorption correction | Multi-scan (SADABS; Sheldrick, 1996) |
Tmin, Tmax | 0.958, 0.970 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 6424, 1865, 1030 |
Rint | 0.074 |
(sin θ/λ)max (Å−1) | 0.639 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.060, 0.123, 1.00 |
No. of reflections | 1865 |
No. of parameters | 201 |
No. of restraints | 1 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.24, −0.19 |
Computer programs: APEX2 (Bruker, 2007), SAINT (Bruker, 2007), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), SHELXTL (Sheldrick, 2008).
D—H···A | D—H | H···A | D···A | D—H···A |
O3—H3···N2 | 0.82 | 2.47 | 3.184 (6) | 146 |
O3—H3···O1 | 0.82 | 2.12 | 2.820 (6) | 143 |
N1—H1···O3i | 0.86 | 2.08 | 2.880 (6) | 154 |
Symmetry code: (i) x, y+1, z. |
Acknowledgements
This work was supported by Qiqihar Medical University.
References
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This is an open-access article distributed under the terms of the Creative Commons Attribution (CC-BY) Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are cited.
In the last few years considerable attention has been focused on compounds derived from the condensation of aldehydes with benzohydrazides, especially for their crystal structures (Lei et al., 2008; Qiu & Zhao, 2008; Yathirajan et al., 2007; Salhin et al., 2007; Fun et al., 2008; Liu & Li, 2004) or for their biological properties (Bedia et al., 2006; Terzioglu & Gürsoy, 2003; Küçükgüzel et al., 2003; Charkoudian et al., 2007). Continueing our research on the synthesis and crystal structures of such compounds (Huang, 2009; Wu, 2009), herein we report on the crystal structure of the title compound, obtained by the condensation of 4-methoxybenzaldehyde with 4-chlorobenzohydrazide.
The title compound consists of a 4-chloro-N'-(4-methoxybenzylidene)benzohydrazide (CMB) molecule and a methanol solvent molecule (Fig. 1). The methanol molecule is linked to the CMB molecule through intermolecular O—H···O and O—H···N hydrogen bonds (Table 1). In the CMB molecule the dihedral angle between the two benzene rings is 50.1 (3)°. The bond distances (Allen et al., 1987) and bond angles are normal and similar to those reported for the above mentioned compounds.
In the crystal molecules are linked, via the methanol molecule, through intermolecular N—H···O hydrogen bonds (Table 1), so forming chains propagating along the b axis (Fig. 2).