organic compounds
2-{[(E)-1,3-Benzodioxol-5-yl]methylideneamino}benzoic acid
aDepartment of Physics, University of Sargodha, Sargodha, Pakistan, bGovt. M. D. College, Department of Chemistry, Toba Tek Singh, Punjab, Pakistan, cApplied Chemistry Research Center, PCSIR Laboratories Complex, Lahore 54600, Pakistan, and dDepartment of Chemistry, University of Sargodha, Sargodha, Pakistan
*Correspondence e-mail: dmntahir_uos@yahoo.com
In the title compound, C15H11NO4, the dihedral angle between the aromatic rings is 23.8 (2)° and an intramolecular O—H⋯N hydrogen bond generates an S(6) ring. In the crystal, C—H⋯O hydrogen bonds link the molecules into a three-dimensional network.
Related literature
For a related structure, see: Yang et al. (2007). For graph-set notation, see: Bernstein et al. (1995).
Experimental
Crystal data
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Refinement
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Data collection: APEX2 (Bruker, 2009); cell SAINT (Bruker, 2009); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 for Windows (Farrugia, 1997) and PLATON (Spek, 2009); software used to prepare material for publication: WinGX (Farrugia, 1999) and PLATON.
Supporting information
10.1107/S1600536810038420/hb5653sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536810038420/hb5653Isup2.hkl
Equimolar quantities of anthranilic acid and pipronal were refluxed in methanol for 30 min resulting in orange yellow solution. The solution was kept at room temperature which affoarded orange yellow needles of (I) after a week.
In the absence of significant
all Friedal pairs were merged.The coordinates of hydroxy H-atom were refined. The carbon H-atoms were positioned geometrically (C–H = 0.93–0.97 Å) and were included in the
in the riding model approximation, with Uiso(H) = xUeq(C, O), where x = 1.2 for all H-atoms.Data collection: APEX2 (Bruker, 2009); cell
SAINT (Bruker, 2009); data reduction: SAINT (Bruker, 2009); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 for Windows (Farrugia, 1997) and PLATON (Spek, 2009); software used to prepare material for publication: WinGX (Farrugia, 1999) and PLATON (Spek, 2009).C15H11NO4 | F(000) = 560 |
Mr = 269.25 | Dx = 1.462 Mg m−3 |
Orthorhombic, Pna21 | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: P 2c -2n | Cell parameters from 925 reflections |
a = 22.884 (2) Å | θ = 2.3–25.2° |
b = 3.9402 (4) Å | µ = 0.11 mm−1 |
c = 13.5696 (13) Å | T = 296 K |
V = 1223.5 (2) Å3 | Needle, orange yellow |
Z = 4 | 0.28 × 0.14 × 0.10 mm |
Bruker Kappa APEXII CCD diffractometer | 1152 independent reflections |
Radiation source: fine-focus sealed tube | 925 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.079 |
Detector resolution: 8.20 pixels mm-1 | θmax = 25.2°, θmin = 2.3° |
ω scans | h = −27→27 |
Absorption correction: multi-scan (SADABS; Bruker, 2005) | k = −4→4 |
Tmin = 0.980, Tmax = 0.988 | l = −16→16 |
28104 measured reflections |
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)] = 0.049 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.122 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.12 | w = 1/[σ2(Fo2) + (0.0704P)2 + 0.1607P] where P = (Fo2 + 2Fc2)/3 |
1152 reflections | (Δ/σ)max < 0.001 |
184 parameters | Δρmax = 0.18 e Å−3 |
1 restraint | Δρmin = −0.21 e Å−3 |
C15H11NO4 | V = 1223.5 (2) Å3 |
Mr = 269.25 | Z = 4 |
Orthorhombic, Pna21 | Mo Kα radiation |
a = 22.884 (2) Å | µ = 0.11 mm−1 |
b = 3.9402 (4) Å | T = 296 K |
c = 13.5696 (13) Å | 0.28 × 0.14 × 0.10 mm |
Bruker Kappa APEXII CCD diffractometer | 1152 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2005) | 925 reflections with I > 2σ(I) |
Tmin = 0.980, Tmax = 0.988 | Rint = 0.079 |
28104 measured reflections |
R[F2 > 2σ(F2)] = 0.049 | 1 restraint |
wR(F2) = 0.122 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.12 | Δρmax = 0.18 e Å−3 |
1152 reflections | Δρmin = −0.21 e Å−3 |
184 parameters |
Geometry. Bond distances, angles etc. have been calculated using the rounded fractional coordinates. All su's are estimated from the variances of the (full) variance-covariance matrix. The cell e.s.d.'s are taken into account in the estimation of distances, angles and torsion angles |
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 | ||
O1 | 0.51893 (16) | 0.1333 (11) | 0.1270 (2) | 0.0783 (14) | |
O2 | 0.60847 (16) | 0.3309 (12) | 0.1082 (3) | 0.0870 (16) | |
O3 | 0.28294 (13) | −0.2221 (9) | 0.0939 (2) | 0.0644 (11) | |
O4 | 0.22350 (12) | −0.5110 (9) | 0.2031 (3) | 0.0615 (11) | |
N1 | 0.47183 (15) | 0.1225 (8) | 0.2968 (3) | 0.0477 (11) | |
C1 | 0.5677 (2) | 0.2642 (12) | 0.1623 (3) | 0.0597 (17) | |
C2 | 0.56974 (18) | 0.3361 (10) | 0.2714 (3) | 0.0453 (12) | |
C3 | 0.62059 (19) | 0.4809 (11) | 0.3079 (4) | 0.0557 (16) | |
C4 | 0.6268 (2) | 0.5551 (12) | 0.4064 (4) | 0.0603 (17) | |
C5 | 0.5811 (2) | 0.4898 (11) | 0.4697 (4) | 0.0613 (17) | |
C6 | 0.53019 (19) | 0.3494 (11) | 0.4360 (3) | 0.0550 (16) | |
C7 | 0.52366 (16) | 0.2630 (10) | 0.3363 (3) | 0.0427 (12) | |
C8 | 0.43348 (17) | −0.0263 (9) | 0.3505 (3) | 0.0487 (12) | |
C9 | 0.37893 (17) | −0.1565 (9) | 0.3122 (3) | 0.0453 (12) | |
C10 | 0.36230 (17) | −0.1111 (11) | 0.2122 (3) | 0.0480 (12) | |
C11 | 0.30981 (17) | −0.2372 (11) | 0.1848 (3) | 0.0463 (12) | |
C12 | 0.27312 (17) | −0.4075 (11) | 0.2501 (3) | 0.0477 (14) | |
C13 | 0.28753 (18) | −0.4521 (11) | 0.3468 (4) | 0.0520 (14) | |
C14 | 0.34183 (19) | −0.3234 (11) | 0.3770 (3) | 0.0520 (14) | |
C15 | 0.2282 (2) | −0.3962 (14) | 0.1039 (4) | 0.0650 (17) | |
H1 | 0.491 (3) | 0.140 (15) | 0.166 (5) | 0.0937* | |
H3 | 0.65112 | 0.52880 | 0.26487 | 0.0668* | |
H4 | 0.66140 | 0.64831 | 0.43000 | 0.0722* | |
H5 | 0.58489 | 0.54176 | 0.53624 | 0.0734* | |
H6 | 0.49957 | 0.31078 | 0.47961 | 0.0655* | |
H8 | 0.44114 | −0.05185 | 0.41734 | 0.0582* | |
H10 | 0.38644 | 0.00051 | 0.16763 | 0.0575* | |
H13 | 0.26261 | −0.56229 | 0.39043 | 0.0623* | |
H14 | 0.35328 | −0.35079 | 0.44231 | 0.0623* | |
H15A | 0.19620 | −0.24411 | 0.08841 | 0.0780* | |
H15B | 0.22671 | −0.58749 | 0.05902 | 0.0780* |
U11 | U22 | U33 | U12 | U13 | U23 | |
O1 | 0.071 (2) | 0.130 (3) | 0.034 (2) | −0.009 (2) | −0.0057 (16) | −0.008 (2) |
O2 | 0.074 (2) | 0.143 (4) | 0.044 (2) | −0.012 (2) | 0.0141 (19) | −0.003 (2) |
O3 | 0.0587 (18) | 0.094 (2) | 0.0405 (18) | −0.0102 (18) | −0.0039 (15) | 0.0052 (17) |
O4 | 0.0574 (17) | 0.080 (2) | 0.047 (2) | −0.0098 (16) | −0.0032 (15) | 0.0034 (18) |
N1 | 0.0472 (19) | 0.055 (2) | 0.041 (2) | 0.0002 (16) | 0.0019 (17) | 0.0018 (17) |
C1 | 0.055 (3) | 0.079 (3) | 0.045 (3) | 0.000 (2) | −0.002 (2) | 0.004 (2) |
C2 | 0.052 (2) | 0.049 (2) | 0.035 (2) | 0.0056 (19) | 0.0013 (18) | 0.0029 (18) |
C3 | 0.053 (2) | 0.065 (3) | 0.049 (3) | −0.002 (2) | 0.002 (2) | −0.001 (2) |
C4 | 0.057 (3) | 0.068 (3) | 0.056 (3) | −0.007 (2) | −0.011 (2) | −0.002 (2) |
C5 | 0.079 (3) | 0.062 (3) | 0.043 (3) | −0.008 (3) | −0.007 (3) | −0.008 (2) |
C6 | 0.063 (3) | 0.059 (2) | 0.043 (3) | −0.003 (2) | 0.004 (2) | −0.002 (2) |
C7 | 0.048 (2) | 0.044 (2) | 0.036 (2) | 0.0044 (18) | −0.0005 (18) | 0.0011 (16) |
C8 | 0.055 (2) | 0.049 (2) | 0.042 (2) | 0.007 (2) | 0.000 (2) | 0.002 (2) |
C9 | 0.048 (2) | 0.047 (2) | 0.041 (2) | 0.0048 (18) | 0.0014 (19) | 0.0020 (18) |
C10 | 0.050 (2) | 0.054 (2) | 0.040 (2) | 0.0019 (19) | 0.006 (2) | 0.0058 (19) |
C11 | 0.052 (2) | 0.054 (2) | 0.033 (2) | 0.009 (2) | 0.0016 (19) | −0.0006 (19) |
C12 | 0.045 (2) | 0.055 (2) | 0.043 (3) | −0.0001 (19) | 0.0020 (19) | −0.001 (2) |
C13 | 0.056 (2) | 0.055 (2) | 0.045 (3) | 0.000 (2) | 0.006 (2) | 0.006 (2) |
C14 | 0.056 (2) | 0.054 (2) | 0.046 (3) | 0.008 (2) | 0.006 (2) | 0.010 (2) |
C15 | 0.067 (3) | 0.082 (3) | 0.046 (3) | −0.003 (3) | −0.005 (2) | 0.006 (2) |
O1—C1 | 1.320 (6) | C9—C14 | 1.388 (6) |
O2—C1 | 1.216 (6) | C9—C10 | 1.421 (6) |
O3—C11 | 1.380 (5) | C10—C11 | 1.352 (6) |
O3—C15 | 1.435 (6) | C11—C12 | 1.393 (6) |
O4—C12 | 1.365 (5) | C12—C13 | 1.364 (7) |
O4—C15 | 1.424 (7) | C13—C14 | 1.403 (6) |
O1—H1 | 0.83 (7) | C3—H3 | 0.9300 |
N1—C7 | 1.414 (5) | C4—H4 | 0.9300 |
N1—C8 | 1.283 (5) | C5—H5 | 0.9300 |
C1—C2 | 1.508 (6) | C6—H6 | 0.9300 |
C2—C7 | 1.404 (6) | C8—H8 | 0.9300 |
C2—C3 | 1.387 (6) | C10—H10 | 0.9300 |
C3—C4 | 1.376 (8) | C13—H13 | 0.9300 |
C4—C5 | 1.378 (7) | C14—H14 | 0.9300 |
C5—C6 | 1.368 (6) | C15—H15A | 0.9700 |
C6—C7 | 1.403 (6) | C15—H15B | 0.9700 |
C8—C9 | 1.446 (5) | ||
C11—O3—C15 | 106.5 (3) | C11—C12—C13 | 121.9 (4) |
C12—O4—C15 | 106.5 (3) | O4—C12—C11 | 110.4 (4) |
C1—O1—H1 | 114 (5) | C12—C13—C14 | 116.6 (4) |
C7—N1—C8 | 122.5 (4) | C9—C14—C13 | 121.9 (4) |
O1—C1—O2 | 121.0 (4) | O3—C15—O4 | 107.9 (4) |
O1—C1—C2 | 117.1 (4) | C2—C3—H3 | 119.00 |
O2—C1—C2 | 121.9 (4) | C4—C3—H3 | 119.00 |
C1—C2—C3 | 117.0 (4) | C3—C4—H4 | 120.00 |
C1—C2—C7 | 123.7 (4) | C5—C4—H4 | 120.00 |
C3—C2—C7 | 119.4 (4) | C4—C5—H5 | 120.00 |
C2—C3—C4 | 121.4 (4) | C6—C5—H5 | 120.00 |
C3—C4—C5 | 119.2 (4) | C5—C6—H6 | 120.00 |
C4—C5—C6 | 120.9 (5) | C7—C6—H6 | 120.00 |
C5—C6—C7 | 120.7 (4) | N1—C8—H8 | 118.00 |
N1—C7—C2 | 118.2 (4) | C9—C8—H8 | 118.00 |
N1—C7—C6 | 123.4 (4) | C9—C10—H10 | 121.00 |
C2—C7—C6 | 118.4 (4) | C11—C10—H10 | 122.00 |
N1—C8—C9 | 123.3 (4) | C12—C13—H13 | 122.00 |
C8—C9—C14 | 117.9 (4) | C14—C13—H13 | 122.00 |
C10—C9—C14 | 120.1 (4) | C9—C14—H14 | 119.00 |
C8—C9—C10 | 122.0 (4) | C13—C14—H14 | 119.00 |
C9—C10—C11 | 117.0 (4) | O3—C15—H15A | 110.00 |
O3—C11—C10 | 128.8 (4) | O3—C15—H15B | 110.00 |
O3—C11—C12 | 108.7 (3) | O4—C15—H15A | 110.00 |
C10—C11—C12 | 122.5 (4) | O4—C15—H15B | 110.00 |
O4—C12—C13 | 127.7 (4) | H15A—C15—H15B | 109.00 |
C15—O3—C11—C10 | 179.6 (5) | C3—C4—C5—C6 | 0.7 (7) |
C15—O3—C11—C12 | −1.2 (5) | C4—C5—C6—C7 | 1.1 (7) |
C11—O3—C15—O4 | 0.5 (5) | C5—C6—C7—N1 | −178.9 (4) |
C15—O4—C12—C11 | −1.1 (5) | C5—C6—C7—C2 | −2.4 (6) |
C15—O4—C12—C13 | 178.3 (5) | N1—C8—C9—C10 | −3.7 (6) |
C12—O4—C15—O3 | 0.4 (5) | N1—C8—C9—C14 | 177.8 (4) |
C8—N1—C7—C2 | 162.9 (4) | C8—C9—C10—C11 | −178.7 (4) |
C8—N1—C7—C6 | −20.6 (6) | C14—C9—C10—C11 | −0.2 (6) |
C7—N1—C8—C9 | 176.8 (3) | C8—C9—C14—C13 | 178.7 (4) |
O1—C1—C2—C3 | −178.6 (4) | C10—C9—C14—C13 | 0.2 (6) |
O1—C1—C2—C7 | 1.8 (6) | C9—C10—C11—O3 | 178.6 (4) |
O2—C1—C2—C3 | −0.4 (7) | C9—C10—C11—C12 | −0.5 (6) |
O2—C1—C2—C7 | −180.0 (5) | O3—C11—C12—O4 | 1.5 (5) |
C1—C2—C3—C4 | −179.8 (4) | O3—C11—C12—C13 | −178.0 (4) |
C7—C2—C3—C4 | −0.1 (6) | C10—C11—C12—O4 | −179.3 (4) |
C1—C2—C7—N1 | −1.8 (6) | C10—C11—C12—C13 | 1.3 (7) |
C1—C2—C7—C6 | −178.5 (4) | O4—C12—C13—C14 | 179.4 (4) |
C3—C2—C7—N1 | 178.6 (4) | C11—C12—C13—C14 | −1.2 (6) |
C3—C2—C7—C6 | 1.9 (6) | C12—C13—C14—C9 | 0.5 (6) |
C2—C3—C4—C5 | −1.2 (7) |
D—H···A | D—H | H···A | D···A | D—H···A |
O1—H1···N1 | 0.83 (7) | 1.83 (7) | 2.544 (5) | 143 (7) |
C14—H14···O2i | 0.93 | 2.42 | 3.337 (6) | 170 |
C15—H15A···O2ii | 0.97 | 2.60 | 3.532 (6) | 162 |
Symmetry codes: (i) −x+1, −y, z+1/2; (ii) x−1/2, −y+1/2, z. |
Experimental details
Crystal data | |
Chemical formula | C15H11NO4 |
Mr | 269.25 |
Crystal system, space group | Orthorhombic, Pna21 |
Temperature (K) | 296 |
a, b, c (Å) | 22.884 (2), 3.9402 (4), 13.5696 (13) |
V (Å3) | 1223.5 (2) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.11 |
Crystal size (mm) | 0.28 × 0.14 × 0.10 |
Data collection | |
Diffractometer | Bruker Kappa APEXII CCD diffractometer |
Absorption correction | Multi-scan (SADABS; Bruker, 2005) |
Tmin, Tmax | 0.980, 0.988 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 28104, 1152, 925 |
Rint | 0.079 |
(sin θ/λ)max (Å−1) | 0.600 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.049, 0.122, 1.12 |
No. of reflections | 1152 |
No. of parameters | 184 |
No. of restraints | 1 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.18, −0.21 |
Computer programs: APEX2 (Bruker, 2009), SAINT (Bruker, 2009), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), ORTEP-3 for Windows (Farrugia, 1997) and PLATON (Spek, 2009), WinGX (Farrugia, 1999) and PLATON (Spek, 2009).
D—H···A | D—H | H···A | D···A | D—H···A |
O1—H1···N1 | 0.83 (7) | 1.83 (7) | 2.544 (5) | 143 (7) |
C14—H14···O2i | 0.93 | 2.42 | 3.337 (6) | 170 |
C15—H15A···O2ii | 0.97 | 2.60 | 3.532 (6) | 162 |
Symmetry codes: (i) −x+1, −y, z+1/2; (ii) x−1/2, −y+1/2, z. |
Acknowledgements
The authors acknowledge the provision of funds for the purchase of the diffractometer and encouragement by Dr Muhammad Akram Chaudhary, Vice Chancellor, University of Sargodha, Pakistan.
References
Bernstein, J., Davis, R. E., Shimoni, L. & Chang, N.-L. (1995). Angew. Chem. Int. Ed. Engl. 34, 1555–1573. CrossRef CAS Web of Science Google Scholar
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The title compound (I, Fig. 1) is being reported as a part of our on going project related to synthesize various Schiff bases of pipronal and anthranilic acid with different anilines and aldehydes, respectively. The title compound will be utilized for preparing the metal complexes.
The crystal structure of (II) i.e., (E)-4-methoxy-N-(3,4-methylenedioxybenzylidene)aniline (Yang et al., 2007) has been published which are related to the title compound.
In the title compound, the anthranilic acid moiety A (C1—C7/N1/O1/O2) and pipronal group B (C8—C15/O3/O4) are almost planar with r. m. s. deviations of 0.0105 and 0.0112 Å, respectively. The dihedral angle between A/B is 23.78 (9)°. The intramolecular H-bonding of O—H···N type (Table 1, Fig. 1) complete an S(6) ring motif (Bernstein et al., 1995). The title compound consist of three dimensional zigzag polymeric network (Fig. 2) due to H-bondings of C—H···O type (Table 2). There does not exist any C—H···π interaction.