Acta Cryst. (2009). E65, o1056 [ doi:10.1107/S1600536809013269 ]
In the title compound, C22H20N2O2S, the molecule adopts a twisted E configuration around the C=N bond. The two phenyl rings are twisted from each other, making a dihedral angle of 78.00 (12)°. The methyl-substituted benzene ring makes dihedral angles of 32.37 (14) and 69.70 (12)° with the two phenyl rings. In the crystal structure, molecules are linked into extended chains along the b axis through intermolecular N-H
O hydrogen bonds.
The synthesis is the same as the earlier report (Mehrabi et al., 2008), except that penylcinnamaldehyde (3 mmol) was used. Single crystals suitable for X-ray analysis were obtained from ethanol solution at room temperature.
H atom bound to N1 was located from a difference Fourier map and refined freely. The rest of the hydrogen atoms were positioned geometrically and refined as riding model with C—H = 0.93–0.96 and Uiso(H) = 1.2 or 1.5 Ueq(C). A rotating group model was used for the methyl group.
Data collection: X-AREA (Stoe & Cie, 2005); cell refinement: X-AREA (Stoe & Cie, 2005); data reduction: X-AREA (Stoe & Cie, 2005); program(s) used to solve structure: SHELXTL (Sheldrick, 2008); program(s) used to refine structure: SHELXTL (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: SHELXTL (Sheldrick, 2008) and PLATON (Spek, 2009).
| C22H20N2O2S | F(000) = 792 |
| Mr = 376.46 | Dx = 1.238 Mg m−3 |
| Monoclinic, P21/n | Mo Kα radiation, λ = 0.71073 Å |
| Hall symbol: -P 2yn | Cell parameters from 2500 reflections |
| a = 14.785 (3) Å | θ = 2.3–29.2° |
| b = 6.2179 (12) Å | µ = 0.18 mm−1 |
| c = 22.519 (5) Å | T = 294 K |
| β = 102.64 (3)° | Block, colourless |
| V = 2020.0 (7) Å3 | 0.50 × 0.28 × 0.12 mm |
| Z = 4 |
| Stoe IPDS-II diffractometer | 5327 independent reflections |
| Radiation source: fine-focus sealed tube | 4220 reflections with I > 2σ(I) |
| graphite | Rint = 0.0000 |
| Detector resolution: 0.15 pixels mm-1 | θmax = 29.0°, θmin = 1.9° |
| rotation method scans | h = −20→19 |
| Absorption correction: numerical (X-RED32; Stoe & Cie, 2005) | k = 0→8 |
| Tmin = 0.940, Tmax = 0.980 | l = 0→30 |
| 5327 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)] = 0.057 | Hydrogen site location: inferred from neighbouring sites |
| wR(F2) = 0.156 | H atoms treated by a mixture of independent and constrained refinement |
| S = 1.10 | w = 1/[σ2(Fo2) + (0.0702P)2 + 0.4245P] where P = (Fo2 + 2Fc2)/3 |
| 5327 reflections | (Δ/σ)max < 0.001 |
| 249 parameters | Δρmax = 0.21 e Å−3 |
| 0 restraints | Δρmin = −0.26 e Å−3 |
| C22H20N2O2S | V = 2020.0 (7) Å3 |
| Mr = 376.46 | Z = 4 |
| Monoclinic, P21/n | Mo Kα radiation |
| a = 14.785 (3) Å | µ = 0.18 mm−1 |
| b = 6.2179 (12) Å | T = 294 K |
| c = 22.519 (5) Å | 0.50 × 0.28 × 0.12 mm |
| β = 102.64 (3)° |
| Stoe IPDS-II diffractometer | 5327 independent reflections |
| Absorption correction: numerical (X-RED32; Stoe & Cie, 2005) | 4220 reflections with I > 2σ(I) |
| Tmin = 0.940, Tmax = 0.980 | Rint = 0.0000 |
| 5327 measured reflections | θmax = 29.0° |
| R[F2 > 2σ(F2)] = 0.057 | H atoms treated by a mixture of independent and constrained refinement |
| wR(F2) = 0.156 | Δρmax = 0.21 e Å−3 |
| S = 1.10 | Δρmin = −0.26 e Å−3 |
| 5327 reflections | Absolute structure: ? |
| 249 parameters | Flack parameter: ? |
| 0 restraints | Rogers parameter: ? |
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 | ||
| S1 | 0.36602 (3) | 0.58739 (7) | 0.24598 (2) | 0.05559 (15) | |
| O1 | 0.39657 (11) | 0.7837 (2) | 0.22433 (7) | 0.0741 (4) | |
| O2 | 0.30743 (11) | 0.5917 (2) | 0.28899 (6) | 0.0719 (4) | |
| N1 | 0.35283 (10) | 0.4163 (2) | 0.14209 (6) | 0.0542 (3) | |
| N2 | 0.30481 (11) | 0.4572 (3) | 0.18786 (7) | 0.0544 (3) | |
| H1N2 | 0.2757 (15) | 0.355 (4) | 0.1974 (10) | 0.065 (6)* | |
| C1 | 0.35959 (15) | −0.1126 (3) | −0.08028 (10) | 0.0681 (5) | |
| H1 | 0.3228 | −0.2220 | −0.0702 | 0.082* | |
| C2 | 0.40308 (17) | −0.1410 (4) | −0.12878 (11) | 0.0781 (6) | |
| H2 | 0.3953 | −0.2693 | −0.1505 | 0.094* | |
| C3 | 0.45712 (15) | 0.0186 (4) | −0.14457 (9) | 0.0722 (6) | |
| H3 | 0.4856 | −0.0004 | −0.1772 | 0.087* | |
| C4 | 0.46904 (15) | 0.2069 (4) | −0.11195 (9) | 0.0695 (5) | |
| H4 | 0.5062 | 0.3152 | −0.1223 | 0.083* | |
| C5 | 0.42599 (14) | 0.2365 (3) | −0.06367 (9) | 0.0616 (4) | |
| H5 | 0.4344 | 0.3652 | −0.0421 | 0.074* | |
| C6 | 0.37052 (12) | 0.0769 (3) | −0.04690 (7) | 0.0521 (4) | |
| C7 | 0.32394 (12) | 0.1032 (3) | 0.00479 (7) | 0.0512 (4) | |
| C8 | 0.23773 (13) | −0.0247 (3) | 0.00290 (8) | 0.0544 (4) | |
| C9 | 0.15991 (16) | 0.0142 (4) | −0.04264 (10) | 0.0781 (6) | |
| H9 | 0.1624 | 0.1197 | −0.0715 | 0.094* | |
| C10 | 0.07956 (19) | −0.0983 (5) | −0.04624 (15) | 0.0994 (9) | |
| H10 | 0.0282 | −0.0704 | −0.0774 | 0.119* | |
| C11 | 0.0753 (2) | −0.2508 (5) | −0.0041 (2) | 0.1177 (12) | |
| H11 | 0.0205 | −0.3268 | −0.0061 | 0.141* | |
| C12 | 0.1509 (3) | −0.2946 (5) | 0.04175 (19) | 0.1156 (11) | |
| H12 | 0.1473 | −0.4006 | 0.0703 | 0.139* | |
| C13 | 0.23312 (18) | −0.1804 (4) | 0.04555 (13) | 0.0834 (7) | |
| H13 | 0.2844 | −0.2092 | 0.0766 | 0.100* | |
| C14 | 0.35757 (13) | 0.2367 (3) | 0.05125 (8) | 0.0569 (4) | |
| H14 | 0.4129 | 0.3070 | 0.0508 | 0.068* | |
| C15 | 0.31479 (13) | 0.2803 (3) | 0.10200 (8) | 0.0538 (4) | |
| H15 | 0.2605 | 0.2104 | 0.1053 | 0.065* | |
| C16 | 0.46334 (13) | 0.4280 (3) | 0.27515 (8) | 0.0570 (4) | |
| C17 | 0.55009 (15) | 0.4897 (5) | 0.26802 (10) | 0.0759 (6) | |
| H17 | 0.5581 | 0.6184 | 0.2488 | 0.091* | |
| C18 | 0.62509 (18) | 0.3562 (6) | 0.29011 (12) | 0.0933 (8) | |
| H18 | 0.6837 | 0.3981 | 0.2858 | 0.112* | |
| C19 | 0.6153 (2) | 0.1648 (5) | 0.31798 (13) | 0.0914 (8) | |
| C22 | 0.6986 (2) | 0.0211 (6) | 0.3407 (2) | 0.1415 (16) | |
| H22A | 0.7542 | 0.0967 | 0.3381 | 0.212* | |
| H22B | 0.6932 | −0.1064 | 0.3162 | 0.212* | |
| H22C | 0.7010 | −0.0179 | 0.3823 | 0.212* | |
| C20 | 0.5286 (2) | 0.1072 (4) | 0.32492 (14) | 0.0966 (9) | |
| H20 | 0.5210 | −0.0213 | 0.3444 | 0.116* | |
| C21 | 0.45251 (17) | 0.2363 (4) | 0.30362 (12) | 0.0786 (6) | |
| H21 | 0.3942 | 0.1942 | 0.3084 | 0.094* |
| U11 | U22 | U33 | U12 | U13 | U23 | |
| S1 | 0.0643 (3) | 0.0552 (2) | 0.0519 (2) | −0.00057 (19) | 0.02298 (19) | −0.01132 (18) |
| O1 | 0.0889 (10) | 0.0543 (7) | 0.0837 (9) | −0.0098 (7) | 0.0286 (8) | −0.0086 (7) |
| O2 | 0.0832 (9) | 0.0781 (9) | 0.0640 (8) | 0.0105 (7) | 0.0370 (7) | −0.0117 (7) |
| N1 | 0.0601 (8) | 0.0606 (8) | 0.0454 (7) | −0.0058 (7) | 0.0190 (6) | −0.0035 (6) |
| N2 | 0.0594 (8) | 0.0600 (9) | 0.0480 (7) | −0.0072 (7) | 0.0209 (6) | −0.0032 (6) |
| C1 | 0.0765 (13) | 0.0665 (11) | 0.0675 (11) | −0.0158 (10) | 0.0293 (10) | −0.0145 (9) |
| C2 | 0.0904 (15) | 0.0796 (14) | 0.0729 (12) | −0.0118 (12) | 0.0365 (11) | −0.0235 (11) |
| C3 | 0.0722 (12) | 0.0916 (15) | 0.0594 (10) | 0.0002 (11) | 0.0290 (9) | −0.0038 (11) |
| C4 | 0.0714 (12) | 0.0818 (14) | 0.0608 (10) | −0.0133 (10) | 0.0265 (9) | 0.0047 (10) |
| C5 | 0.0723 (11) | 0.0609 (10) | 0.0549 (9) | −0.0121 (9) | 0.0208 (8) | −0.0040 (8) |
| C6 | 0.0554 (9) | 0.0571 (9) | 0.0451 (8) | −0.0038 (7) | 0.0137 (7) | −0.0010 (7) |
| C7 | 0.0578 (9) | 0.0527 (9) | 0.0444 (7) | −0.0030 (7) | 0.0141 (7) | 0.0019 (7) |
| C8 | 0.0608 (10) | 0.0531 (9) | 0.0523 (8) | −0.0054 (8) | 0.0191 (7) | −0.0029 (7) |
| C9 | 0.0677 (12) | 0.0984 (16) | 0.0666 (12) | −0.0119 (12) | 0.0111 (10) | 0.0101 (12) |
| C10 | 0.0685 (14) | 0.119 (2) | 0.107 (2) | −0.0174 (15) | 0.0096 (14) | −0.0027 (18) |
| C11 | 0.0759 (18) | 0.097 (2) | 0.186 (4) | −0.0279 (16) | 0.041 (2) | −0.009 (2) |
| C12 | 0.117 (2) | 0.0794 (18) | 0.161 (3) | −0.0208 (17) | 0.053 (2) | 0.0344 (19) |
| C13 | 0.0860 (15) | 0.0677 (13) | 0.0986 (17) | −0.0073 (12) | 0.0246 (13) | 0.0253 (12) |
| C14 | 0.0610 (10) | 0.0638 (10) | 0.0482 (8) | −0.0086 (8) | 0.0173 (7) | −0.0043 (7) |
| C15 | 0.0587 (9) | 0.0567 (9) | 0.0482 (8) | −0.0067 (8) | 0.0164 (7) | −0.0020 (7) |
| C16 | 0.0616 (10) | 0.0639 (10) | 0.0457 (8) | −0.0021 (8) | 0.0125 (7) | −0.0168 (8) |
| C17 | 0.0684 (12) | 0.0996 (16) | 0.0632 (11) | −0.0024 (12) | 0.0217 (10) | −0.0067 (11) |
| C18 | 0.0626 (13) | 0.138 (3) | 0.0785 (15) | 0.0057 (15) | 0.0146 (11) | −0.0242 (17) |
| C19 | 0.0841 (16) | 0.0917 (18) | 0.0844 (16) | 0.0213 (14) | −0.0124 (13) | −0.0338 (14) |
| C22 | 0.106 (2) | 0.132 (3) | 0.160 (3) | 0.047 (2) | −0.027 (2) | −0.040 (3) |
| C20 | 0.0978 (19) | 0.0686 (14) | 0.107 (2) | 0.0050 (13) | −0.0122 (16) | −0.0069 (13) |
| C21 | 0.0753 (13) | 0.0665 (13) | 0.0893 (15) | −0.0043 (11) | 0.0075 (11) | −0.0036 (11) |
| S1—O1 | 1.4240 (15) | C10—C11 | 1.353 (5) |
| S1—O2 | 1.4341 (14) | C10—H10 | 0.9300 |
| S1—N2 | 1.6336 (17) | C11—C12 | 1.372 (5) |
| S1—C16 | 1.752 (2) | C11—H11 | 0.9300 |
| N1—C15 | 1.274 (2) | C12—C13 | 1.394 (4) |
| N1—N2 | 1.3969 (19) | C12—H12 | 0.9300 |
| N2—H1N2 | 0.82 (2) | C13—H13 | 0.9300 |
| C1—C6 | 1.388 (3) | C14—C15 | 1.448 (2) |
| C1—C2 | 1.395 (3) | C14—H14 | 0.9300 |
| C1—H1 | 0.9300 | C15—H15 | 0.9300 |
| C2—C3 | 1.369 (3) | C16—C21 | 1.380 (3) |
| C2—H2 | 0.9300 | C16—C17 | 1.381 (3) |
| C3—C4 | 1.373 (3) | C17—C18 | 1.387 (4) |
| C3—H3 | 0.9300 | C17—H17 | 0.9300 |
| C4—C5 | 1.387 (3) | C18—C19 | 1.368 (4) |
| C4—H4 | 0.9300 | C18—H18 | 0.9300 |
| C5—C6 | 1.391 (2) | C19—C20 | 1.373 (4) |
| C5—H5 | 0.9300 | C19—C22 | 1.516 (4) |
| C6—C7 | 1.486 (2) | C22—H22A | 0.9600 |
| C7—C14 | 1.343 (2) | C22—H22B | 0.9600 |
| C7—C8 | 1.495 (2) | C22—H22C | 0.9600 |
| C8—C13 | 1.376 (3) | C20—C21 | 1.380 (4) |
| C8—C9 | 1.385 (3) | C20—H20 | 0.9300 |
| C9—C10 | 1.366 (3) | C21—H21 | 0.9300 |
| C9—H9 | 0.9300 | ||
| O1—S1—O2 | 119.94 (9) | C10—C11—C12 | 120.8 (3) |
| O1—S1—N2 | 108.18 (9) | C10—C11—H11 | 119.6 |
| O2—S1—N2 | 103.87 (9) | C12—C11—H11 | 119.6 |
| O1—S1—C16 | 108.48 (10) | C11—C12—C13 | 120.0 (3) |
| O2—S1—C16 | 108.97 (9) | C11—C12—H12 | 120.0 |
| N2—S1—C16 | 106.60 (8) | C13—C12—H12 | 120.0 |
| C15—N1—N2 | 115.26 (15) | C8—C13—C12 | 119.4 (3) |
| N1—N2—S1 | 113.54 (12) | C8—C13—H13 | 120.3 |
| N1—N2—H1N2 | 115.6 (15) | C12—C13—H13 | 120.3 |
| S1—N2—H1N2 | 113.8 (15) | C7—C14—C15 | 125.42 (17) |
| C6—C1—C2 | 120.84 (19) | C7—C14—H14 | 117.3 |
| C6—C1—H1 | 119.6 | C15—C14—H14 | 117.3 |
| C2—C1—H1 | 119.6 | N1—C15—C14 | 118.83 (16) |
| C3—C2—C1 | 120.5 (2) | N1—C15—H15 | 120.6 |
| C3—C2—H2 | 119.8 | C14—C15—H15 | 120.6 |
| C1—C2—H2 | 119.8 | C21—C16—C17 | 120.0 (2) |
| C2—C3—C4 | 119.55 (18) | C21—C16—S1 | 119.57 (16) |
| C2—C3—H3 | 120.2 | C17—C16—S1 | 120.44 (18) |
| C4—C3—H3 | 120.2 | C16—C17—C18 | 118.8 (3) |
| C3—C4—C5 | 120.34 (19) | C16—C17—H17 | 120.6 |
| C3—C4—H4 | 119.8 | C18—C17—H17 | 120.6 |
| C5—C4—H4 | 119.8 | C19—C18—C17 | 121.9 (3) |
| C4—C5—C6 | 121.15 (18) | C19—C18—H18 | 119.0 |
| C4—C5—H5 | 119.4 | C17—C18—H18 | 119.0 |
| C6—C5—H5 | 119.4 | C18—C19—C20 | 118.3 (2) |
| C1—C6—C5 | 117.65 (16) | C18—C19—C22 | 120.6 (3) |
| C1—C6—C7 | 119.93 (16) | C20—C19—C22 | 121.1 (3) |
| C5—C6—C7 | 122.42 (16) | C19—C22—H22A | 109.5 |
| C14—C7—C6 | 121.50 (16) | C19—C22—H22B | 109.5 |
| C14—C7—C8 | 121.27 (15) | H22A—C22—H22B | 109.5 |
| C6—C7—C8 | 117.23 (14) | C19—C22—H22C | 109.5 |
| C13—C8—C9 | 118.7 (2) | H22A—C22—H22C | 109.5 |
| C13—C8—C7 | 121.79 (19) | H22B—C22—H22C | 109.5 |
| C9—C8—C7 | 119.53 (17) | C19—C20—C21 | 121.3 (3) |
| C10—C9—C8 | 121.7 (2) | C19—C20—H20 | 119.3 |
| C10—C9—H9 | 119.2 | C21—C20—H20 | 119.3 |
| C8—C9—H9 | 119.2 | C16—C21—C20 | 119.7 (2) |
| C11—C10—C9 | 119.4 (3) | C16—C21—H21 | 120.1 |
| C11—C10—H10 | 120.3 | C20—C21—H21 | 120.1 |
| C9—C10—H10 | 120.3 |
| D—H···A | D—H | H···A | D···A | D—H···A |
| N2—H1N2···O2i | 0.82 (2) | 2.11 (2) | 2.927 (2) | 173 (2) |
| Symmetry codes: (i) −x+1/2, y−1/2, −z+1/2. |
| D—H···A | D—H | H···A | D···A | D—H···A |
| N2—H1N2···O2i | 0.82 (2) | 2.11 (2) | 2.927 (2) | 173 (2) |
| Symmetry codes: (i) −x+1/2, y−1/2, −z+1/2. |
HM thanks Vali-e-Asr University of Rafsanjan for the finacial support of this work. RK thanks Universiti Sains Malaysia for a post-doctoral research fellowship.
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Sulfonamides were the first class of antimicrobial agents to be discovered. They inhibit dihydropteroate synthetase in the bacterial folic acid pathway. Although their clinical role has diminished, they are still useful in certain situations, because of its efficacy and low cost (Krygowski et al., 1998). Sulfonamides (sulfanilamide, sulfamethoxazole, sulfafurazole) are structural analogs of p-aminobenzoic acid (PABA) and compete with PABA to block its conversion to dihydrofolic acid. These agents are generally used in combination with other drugs (usually sulfonamides) to prevent or treat a number of bacterial and parasitic infections (Tierney et al., 2006). Some of the applications of sulfonamides are the anti-infective agents of choice, as follows: Bacteria as Human Pathogens, such as Antibiotic Treatment of Infections Caused by Gram-Positive Bacilli and Gram-negative Haemophilus ducreyi and Haemophilus aegyptius, Alternative Drug for treatment of Chlamydia related diseases (including C. trachomatis, Chlamydia psittaci, Chlamydia pneumonia), Anti-malarial Agents as Dihydropteroate synthetase inhibitors, alternative drugs in tuberculosis treatment, long term treatment of leprosy, treatment of ocular infections. In the latter treatment causative organisms must be identified, and it is preferable to use a drug that is not given systemically. Sulfonamides are also assumed as permitted antibiotics in Pregnancy (Kayser et al., 2004).
In the title compund, (Fig. 1), bond lengths (Allen et al., 1987) and angles are within the normal ranges and are comparable with the related structures (Mehrabi et al., 2008; Ali et al. 2007). The molecule adopts a twisted E configuration around the C═N bond. The two outer phenyl rings twisted from each other making a dihedral angle of 78.00 (12)°. The methyl-substituted benzene ring makes dihedral angles of 32.37 (14) and 69.70 (12)° with the two outer benzene rings. In the crystal structure the molecule linked together into extended 1-D chains along the b axis through intermolecular N—H···O hydrogen bonds (Table 1, Fig. 2).