organic compounds
2,2-Dichloro-N-(4-methylphenylsulfonyl)acetamide
aDepartment of Chemistry, Mangalore University, Mangalagangotri 574 199, Mangalore, India, and bInstitute of Materials Science, Darmstadt University of Technology, Petersenstrasse 23, D-64287 Darmstadt, Germany
*Correspondence e-mail: gowdabt@yahoo.com
The N—H and C=O bonds in the title compound, C9H9Cl2NO3S, are trans to each other, similar to what is observed in 2,2,2-trimethyl-N-(phenylsulfonyl)acetamide and 2,2,2-trimethyl-N-(4-methylphenylsulfonyl)acetamide. The bond parameters in the title compound are also similar to those in the aforementioned two structures. N—H⋯O hydrogen bonds connect the molecules into chains running along the a axis.
Experimental
Crystal data
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Refinement
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Data collection: CrysAlis CCD (Oxford Diffraction, 2004); cell CrysAlis RED (Oxford Diffraction, 2007); data reduction: CrysAlis RED; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: PLATON (Spek, 2003); software used to prepare material for publication: SHELXL97.
Supporting information
10.1107/S160053680802134X/bt2744sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: 10.1107/S160053680802134X/bt2744Isup2.hkl
The title compound was prepared by refluxing 4-methylbenzenesulfonamide (0.10 mole) with an excess dichloroacetyl chloride (0.20 mole) for about an hour on a water bath. The reaction mixture was cooled and poured into ice cold water. The resulting solid was separated, washed thoroughly with water and dissolved in warm dilute sodium hydrogen carbonate solution. The title compound was precipitated by acidifying the filtered solution with glacial acetic acid. It was filtered, dried and recrystallized from ethanol. The purity of the compound was checked by determining its melting point. It was characterized by recording its infrared and NMR spectra. Single crystals of the title compound used for X-ray diffraction studies were obtained from a slow evaporation of an ethanolic solution.
The NH atom was located in difference map, and its positional parameters were refined freely. The other H atoms were positioned with idealized geometry using a riding model with C—H = 0.93–0.98 Å. All H atoms were refined with isotropic displacement parameters (set to 1.2 times of the Ueq of the parent atom).
The five reflections most deviating reflecions (1 0 2, 1 1 2, 0 2 0, 1 1 1, 0 0 4) were omitted from the refinement.
Data collection: CrysAlis CCD (Oxford Diffraction, 2004); cell
CrysAlis RED (Oxford Diffraction, 2007); data reduction: CrysAlis RED (Oxford Diffraction, 2007); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: PLATON (Spek, 2003); software used to prepare material for publication: SHELXS97 (Sheldrick, 2008).C9H9Cl2NO3S | F(000) = 1152 |
Mr = 282.13 | Dx = 1.631 Mg m−3 |
Orthorhombic, Pbca | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: -P 2ac 2ab | Cell parameters from 3825 reflections |
a = 9.6580 (8) Å | θ = 2.3–28.0° |
b = 10.3177 (8) Å | µ = 0.74 mm−1 |
c = 23.067 (2) Å | T = 299 K |
V = 2298.6 (3) Å3 | Prism, colourless |
Z = 8 | 0.48 × 0.46 × 0.32 mm |
Oxford Diffraction Xcalibur diffractometer with a Sapphire CCD detector | 2313 independent reflections |
Radiation source: fine-focus sealed tube | 1886 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.022 |
Rotation method data acquisition using ω and ϕ scans | θmax = 26.4°, θmin = 3.9° |
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2007) | h = −12→11 |
Tmin = 0.719, Tmax = 0.799 | k = −12→11 |
8079 measured reflections | l = −28→28 |
Refinement on F2 | Secondary atom site location: difference Fourier map |
Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
R[F2 > 2σ(F2)] = 0.034 | H atoms treated by a mixture of independent and constrained refinement |
wR(F2) = 0.099 | w = 1/[σ2(Fo2) + (0.0465P)2 + 1.5357P] where P = (Fo2 + 2Fc2)/3 |
S = 1.14 | (Δ/σ)max = 0.001 |
2313 reflections | Δρmax = 0.34 e Å−3 |
150 parameters | Δρmin = −0.33 e Å−3 |
0 restraints | Extinction correction: SHELXL97 (Sheldrick, 2008), Fc*=kFc[1+0.001xFc2λ3/sin(2θ)]-1/4 |
Primary atom site location: structure-invariant direct methods | Extinction coefficient: 0.0216 (12) |
C9H9Cl2NO3S | V = 2298.6 (3) Å3 |
Mr = 282.13 | Z = 8 |
Orthorhombic, Pbca | Mo Kα radiation |
a = 9.6580 (8) Å | µ = 0.74 mm−1 |
b = 10.3177 (8) Å | T = 299 K |
c = 23.067 (2) Å | 0.48 × 0.46 × 0.32 mm |
Oxford Diffraction Xcalibur diffractometer with a Sapphire CCD detector | 2313 independent reflections |
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2007) | 1886 reflections with I > 2σ(I) |
Tmin = 0.719, Tmax = 0.799 | Rint = 0.022 |
8079 measured reflections |
R[F2 > 2σ(F2)] = 0.034 | 0 restraints |
wR(F2) = 0.099 | H atoms treated by a mixture of independent and constrained refinement |
S = 1.14 | Δρmax = 0.34 e Å−3 |
2313 reflections | Δρmin = −0.33 e Å−3 |
150 parameters |
Experimental. CrysAlis RED (Oxford Diffraction, 2007) Empirical absorption correction using spherical harmonics, implemented in SCALE3 ABSPACK scaling algorithm. |
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 | ||
C1 | 0.1940 (2) | 0.2089 (2) | 0.10903 (9) | 0.0321 (5) | |
C2 | 0.3304 (3) | 0.2325 (3) | 0.09411 (11) | 0.0419 (6) | |
H2 | 0.4022 | 0.1916 | 0.1138 | 0.050* | |
C3 | 0.3581 (3) | 0.3181 (3) | 0.04945 (11) | 0.0487 (6) | |
H3 | 0.4497 | 0.3348 | 0.0395 | 0.058* | |
C4 | 0.2532 (3) | 0.3796 (2) | 0.01912 (10) | 0.0440 (6) | |
C5 | 0.1181 (3) | 0.3514 (3) | 0.03428 (12) | 0.0480 (6) | |
H5 | 0.0463 | 0.3897 | 0.0136 | 0.058* | |
C6 | 0.0866 (3) | 0.2678 (2) | 0.07928 (11) | 0.0403 (6) | |
H6 | −0.0050 | 0.2515 | 0.0893 | 0.048* | |
C7 | 0.2763 (2) | 0.27000 (19) | 0.24611 (9) | 0.0279 (4) | |
C8 | 0.2502 (2) | 0.3642 (2) | 0.29677 (9) | 0.0331 (5) | |
H8 | 0.1773 | 0.4255 | 0.2859 | 0.040* | |
C9 | 0.2837 (4) | 0.4760 (3) | −0.02853 (13) | 0.0626 (8) | |
H9A | 0.3703 | 0.4545 | −0.0466 | 0.075* | |
H9B | 0.2892 | 0.5616 | −0.0124 | 0.075* | |
H9C | 0.2111 | 0.4731 | −0.0569 | 0.075* | |
N1 | 0.15881 (18) | 0.21543 (18) | 0.22498 (8) | 0.0292 (4) | |
H1N | 0.084 (3) | 0.238 (2) | 0.2380 (11) | 0.035* | |
O1 | 0.01360 (18) | 0.07170 (18) | 0.16642 (7) | 0.0438 (4) | |
O2 | 0.26226 (19) | 0.01713 (16) | 0.17765 (7) | 0.0433 (4) | |
O3 | 0.39079 (15) | 0.24827 (17) | 0.22726 (7) | 0.0385 (4) | |
Cl1 | 0.40283 (7) | 0.45024 (6) | 0.31278 (3) | 0.0454 (2) | |
Cl2 | 0.19595 (7) | 0.27418 (7) | 0.35847 (3) | 0.0508 (2) | |
S1 | 0.15508 (6) | 0.11055 (5) | 0.16929 (2) | 0.03130 (18) |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.0352 (11) | 0.0326 (11) | 0.0285 (10) | −0.0022 (9) | −0.0002 (8) | −0.0039 (9) |
C2 | 0.0335 (12) | 0.0556 (16) | 0.0366 (12) | −0.0025 (11) | 0.0009 (10) | 0.0018 (11) |
C3 | 0.0431 (14) | 0.0605 (17) | 0.0424 (13) | −0.0122 (12) | 0.0083 (11) | 0.0013 (13) |
C4 | 0.0633 (16) | 0.0372 (13) | 0.0315 (11) | −0.0068 (11) | 0.0046 (11) | −0.0024 (10) |
C5 | 0.0556 (16) | 0.0421 (14) | 0.0463 (14) | 0.0060 (12) | −0.0039 (12) | 0.0077 (12) |
C6 | 0.0353 (12) | 0.0431 (14) | 0.0424 (13) | 0.0005 (10) | −0.0013 (10) | 0.0029 (11) |
C7 | 0.0282 (11) | 0.0269 (10) | 0.0285 (10) | 0.0026 (8) | −0.0035 (8) | 0.0052 (8) |
C8 | 0.0323 (11) | 0.0314 (11) | 0.0355 (11) | 0.0042 (9) | −0.0043 (9) | −0.0018 (9) |
C9 | 0.087 (2) | 0.0531 (18) | 0.0476 (15) | −0.0120 (16) | 0.0097 (15) | 0.0089 (13) |
N1 | 0.0233 (9) | 0.0331 (10) | 0.0312 (9) | 0.0009 (7) | 0.0022 (7) | −0.0022 (8) |
O1 | 0.0407 (10) | 0.0470 (10) | 0.0436 (9) | −0.0165 (8) | −0.0027 (7) | −0.0009 (8) |
O2 | 0.0524 (10) | 0.0314 (9) | 0.0462 (9) | 0.0083 (8) | 0.0008 (8) | −0.0002 (7) |
O3 | 0.0230 (8) | 0.0514 (10) | 0.0412 (9) | 0.0030 (7) | −0.0015 (6) | −0.0083 (7) |
Cl1 | 0.0513 (4) | 0.0353 (3) | 0.0496 (4) | −0.0104 (3) | −0.0075 (3) | −0.0046 (3) |
Cl2 | 0.0564 (4) | 0.0610 (4) | 0.0348 (3) | −0.0153 (3) | 0.0085 (3) | −0.0048 (3) |
S1 | 0.0327 (3) | 0.0290 (3) | 0.0322 (3) | −0.0035 (2) | −0.0011 (2) | −0.0005 (2) |
C1—C2 | 1.384 (3) | C7—N1 | 1.357 (3) |
C1—C6 | 1.384 (3) | C7—C8 | 1.540 (3) |
C1—S1 | 1.761 (2) | C8—Cl1 | 1.760 (2) |
C2—C3 | 1.383 (4) | C8—Cl2 | 1.778 (2) |
C2—H2 | 0.9300 | C8—H8 | 0.9800 |
C3—C4 | 1.385 (4) | C9—H9A | 0.9600 |
C3—H3 | 0.9300 | C9—H9B | 0.9600 |
C4—C5 | 1.381 (4) | C9—H9C | 0.9600 |
C4—C9 | 1.512 (4) | N1—S1 | 1.6800 (19) |
C5—C6 | 1.384 (4) | N1—H1N | 0.82 (3) |
C5—H5 | 0.9300 | O1—S1 | 1.4256 (17) |
C6—H6 | 0.9300 | O2—S1 | 1.4276 (17) |
C7—O3 | 1.210 (3) | ||
C2—C1—C6 | 120.8 (2) | C7—C8—Cl1 | 109.94 (15) |
C2—C1—S1 | 120.07 (18) | C7—C8—Cl2 | 109.02 (14) |
C6—C1—S1 | 118.98 (18) | Cl1—C8—Cl2 | 110.02 (12) |
C3—C2—C1 | 118.8 (2) | C7—C8—H8 | 109.3 |
C3—C2—H2 | 120.6 | Cl1—C8—H8 | 109.3 |
C1—C2—H2 | 120.6 | Cl2—C8—H8 | 109.3 |
C2—C3—C4 | 121.8 (2) | C4—C9—H9A | 109.5 |
C2—C3—H3 | 119.1 | C4—C9—H9B | 109.5 |
C4—C3—H3 | 119.1 | H9A—C9—H9B | 109.5 |
C5—C4—C3 | 117.8 (2) | C4—C9—H9C | 109.5 |
C5—C4—C9 | 120.5 (3) | H9A—C9—H9C | 109.5 |
C3—C4—C9 | 121.7 (3) | H9B—C9—H9C | 109.5 |
C4—C5—C6 | 121.9 (2) | C7—N1—S1 | 124.04 (15) |
C4—C5—H5 | 119.0 | C7—N1—H1N | 119.4 (18) |
C6—C5—H5 | 119.0 | S1—N1—H1N | 116.4 (18) |
C5—C6—C1 | 118.7 (2) | O1—S1—O2 | 120.76 (11) |
C5—C6—H6 | 120.6 | O1—S1—N1 | 103.72 (10) |
C1—C6—H6 | 120.6 | O2—S1—N1 | 108.43 (10) |
O3—C7—N1 | 124.0 (2) | O1—S1—C1 | 109.25 (11) |
O3—C7—C8 | 122.60 (19) | O2—S1—C1 | 109.93 (11) |
N1—C7—C8 | 113.45 (18) | N1—S1—C1 | 103.17 (10) |
C6—C1—C2—C3 | 1.1 (4) | N1—C7—C8—Cl2 | 69.4 (2) |
S1—C1—C2—C3 | −175.0 (2) | O3—C7—N1—S1 | −0.4 (3) |
C1—C2—C3—C4 | −0.5 (4) | C8—C7—N1—S1 | 179.19 (14) |
C2—C3—C4—C5 | −0.9 (4) | C7—N1—S1—O1 | 174.97 (17) |
C2—C3—C4—C9 | 178.2 (3) | C7—N1—S1—O2 | 45.5 (2) |
C3—C4—C5—C6 | 1.9 (4) | C7—N1—S1—C1 | −71.09 (19) |
C9—C4—C5—C6 | −177.2 (3) | C2—C1—S1—O1 | −164.08 (19) |
C4—C5—C6—C1 | −1.4 (4) | C6—C1—S1—O1 | 19.7 (2) |
C2—C1—C6—C5 | −0.2 (4) | C2—C1—S1—O2 | −29.4 (2) |
S1—C1—C6—C5 | 175.97 (19) | C6—C1—S1—O2 | 154.39 (18) |
O3—C7—C8—Cl1 | 9.7 (3) | C2—C1—S1—N1 | 86.1 (2) |
N1—C7—C8—Cl1 | −169.93 (15) | C6—C1—S1—N1 | −90.13 (19) |
O3—C7—C8—Cl2 | −111.0 (2) |
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1N···O3i | 0.82 (3) | 2.03 (3) | 2.833 (2) | 166 (2) |
Symmetry code: (i) x−1/2, y, −z+1/2. |
Experimental details
Crystal data | |
Chemical formula | C9H9Cl2NO3S |
Mr | 282.13 |
Crystal system, space group | Orthorhombic, Pbca |
Temperature (K) | 299 |
a, b, c (Å) | 9.6580 (8), 10.3177 (8), 23.067 (2) |
V (Å3) | 2298.6 (3) |
Z | 8 |
Radiation type | Mo Kα |
µ (mm−1) | 0.74 |
Crystal size (mm) | 0.48 × 0.46 × 0.32 |
Data collection | |
Diffractometer | Oxford Diffraction Xcalibur diffractometer with a Sapphire CCD detector |
Absorption correction | Multi-scan (CrysAlis RED; Oxford Diffraction, 2007) |
Tmin, Tmax | 0.719, 0.799 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 8079, 2313, 1886 |
Rint | 0.022 |
(sin θ/λ)max (Å−1) | 0.625 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.034, 0.099, 1.14 |
No. of reflections | 2313 |
No. of parameters | 150 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.34, −0.33 |
Computer programs: CrysAlis CCD (Oxford Diffraction, 2004), CrysAlis RED (Oxford Diffraction, 2007), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), PLATON (Spek, 2003).
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1N···O3i | 0.82 (3) | 2.03 (3) | 2.833 (2) | 166 (2) |
Symmetry code: (i) x−1/2, y, −z+1/2. |
Acknowledgements
BTG thanks the Alexander von Humboldt Foundation, Bonn, Germany, for extensions of his research fellowship.
References
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As part of a study of the substituent effects on the solid state geometries of N-(aryl)-sulfonamides and substituted amides, the structure of N-(4-methylphenylsulfonyl)-2,2-dichloroacetamide (N4MPSDCAA) has been determined (Gowda et al., 2006, 2007, 2008a, 2008b). The conformation of the N—H and C=O bonds in N4MPSDCAA are anti to each other (Fig. 1), similar to that observed in N-(phenylsulfonyl)-2,2,2-trimethylacetamide (NPSTMAA) (Gowda et al., 2008b), N-(4-chlorophenylsulfonyl)-2,2,2-trimethylacetamide (N4CPSTMAA) and (4-methylphenylsulfonyl)-2,2,2-trimethylacetamide (N4MPSTMAA) (Gowda et al., 2008a, b). The bond parameters in N4MPSDCAA are similar to those in NPSTMAA, N4MPSTMAA, N4CPSTMAA (Gowda et al., 2008a, b), N-(aryl)-2,2-dichloroacetamides (Gowda et al., 2006) and 4-methylbenzenesulfonamide and other arylsulfonamides (Gowda et al., 2007). The N—H···O hydrogen bonds (Table 1) connect the molecules to chains running along the a axis (Fig. 2).