organic compounds
2,2-Dichloro-N-(4-chlorophenylsulfonyl)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
In the 8H6Cl3NO3S, the conformations of the N—H and C=O bonds in the SO2—NH—CO—C group are trans to each other, similar to those observed in 2,2-dichloro-N-(phenylsulfonyl)acetamide (NPSDCAA), 2,2-dichloro-N-(4-methylphenylsulfonyl)acetamide (N4MPSDCAA) and N-(4-chlorophenylsulfonyl)-2,2,2-trimethylacetamide (N4CPSTMAA), with similar bond parameters. The –SNHCOC– unit in N4CPSDCAA is essentially planar and makes a dihedral angle of 79.67 (5)° with the benzene ring, comparable to 79.75 (8)° in NPSDCAA, 81.02 (5)° in N4MPSDCAA and 82.2 (1)° in N4CPSTMAA. The molecules in N4CPSDCAA are linked into layers parallel to the (001) plane by intermolecular N—H⋯O hydrogen bonds.
of the title compound (N4CPSDCAA), CRelated literature
For related literature, see: Gowda et al. (2003, 2006); Gowda, Foro, Nirmala et al. (2008); Gowda, Foro, Sowmya et al. (2008).
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/S1600536808021715/ci2630sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536808021715/ci2630Isup2.hkl
The title compound was prepared by refluxing 4-chlorobenzenesulfonamide (0.10 mole) with 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 by slow evaporation of an ethanolic solution.
H atoms were positioned with idealized geometry (C-H = 0.93 or 0.98 Å, N-H = 0.86 Å) and were refined using a riding model, with Uiso(H) = 1.2Ueq(C,N). To improve R1, wR2 and S values (1 0 2) reflection was omitted during the refinement
Data collection: CrysAlis CCD (Oxford Diffraction, 2004); cell
CrysAlis RED (Oxford Diffraction, 2007); data reduction: CrysAlis RED (Oxford Diffraction, 2004); 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 (Sheldrick, 2008).C8H6Cl3NO3S | F(000) = 1216 |
Mr = 302.55 | Dx = 1.771 Mg m−3 |
Orthorhombic, Pbca | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: -P 2ac 2ab | Cell parameters from 5145 reflections |
a = 9.5909 (5) Å | θ = 2.2–28.0° |
b = 10.1750 (5) Å | µ = 0.98 mm−1 |
c = 23.256 (1) Å | T = 299 K |
V = 2269.49 (19) Å3 | Plate, colourless |
Z = 8 | 0.32 × 0.28 × 0.08 mm |
Oxford Diffraction Xcalibur diffractometer | 2309 independent reflections |
Radiation source: fine-focus sealed tube | 1642 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.020 |
ω and ϕ scans | θmax = 26.4°, θmin = 3.1° |
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2007) | h = −11→11 |
Tmin = 0.745, Tmax = 0.926 | k = −10→12 |
10378 measured reflections | l = −28→29 |
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)] = 0.027 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.073 | H-atom parameters constrained |
S = 1.09 | w = 1/[σ2(Fo2) + (0.0279P)2 + 1.2816P] where P = (Fo2 + 2Fc2)/3 |
2309 reflections | (Δ/σ)max = 0.001 |
145 parameters | Δρmax = 0.34 e Å−3 |
0 restraints | Δρmin = −0.27 e Å−3 |
C8H6Cl3NO3S | V = 2269.49 (19) Å3 |
Mr = 302.55 | Z = 8 |
Orthorhombic, Pbca | Mo Kα radiation |
a = 9.5909 (5) Å | µ = 0.98 mm−1 |
b = 10.1750 (5) Å | T = 299 K |
c = 23.256 (1) Å | 0.32 × 0.28 × 0.08 mm |
Oxford Diffraction Xcalibur diffractometer | 2309 independent reflections |
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2007) | 1642 reflections with I > 2σ(I) |
Tmin = 0.745, Tmax = 0.926 | Rint = 0.020 |
10378 measured reflections |
R[F2 > 2σ(F2)] = 0.027 | 0 restraints |
wR(F2) = 0.073 | H-atom parameters constrained |
S = 1.09 | Δρmax = 0.34 e Å−3 |
2309 reflections | Δρmin = −0.27 e Å−3 |
145 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 | ||
C1 | 0.1931 (2) | 0.2061 (2) | 0.10986 (9) | 0.0312 (5) | |
C2 | 0.0826 (2) | 0.2583 (2) | 0.07911 (10) | 0.0397 (6) | |
H2 | −0.0087 | 0.2353 | 0.0882 | 0.048* | |
C3 | 0.1095 (3) | 0.3449 (3) | 0.03482 (11) | 0.0464 (6) | |
H3 | 0.0364 | 0.3802 | 0.0136 | 0.056* | |
C4 | 0.2445 (3) | 0.3787 (2) | 0.02219 (9) | 0.0431 (6) | |
C5 | 0.3549 (3) | 0.3264 (3) | 0.05226 (10) | 0.0471 (6) | |
H5 | 0.4458 | 0.3499 | 0.0430 | 0.056* | |
C6 | 0.3295 (2) | 0.2384 (2) | 0.09643 (10) | 0.0405 (6) | |
H6 | 0.4031 | 0.2015 | 0.1168 | 0.049* | |
C7 | 0.2795 (2) | 0.2659 (2) | 0.24629 (9) | 0.0275 (5) | |
C8 | 0.2532 (2) | 0.3590 (2) | 0.29700 (9) | 0.0332 (5) | |
H8 | 0.1789 | 0.4210 | 0.2869 | 0.040* | |
N1 | 0.16103 (17) | 0.21068 (16) | 0.22462 (7) | 0.0283 (4) | |
H1N | 0.0830 | 0.2314 | 0.2404 | 0.034* | |
O1 | 0.01558 (16) | 0.06430 (16) | 0.16706 (7) | 0.0436 (4) | |
O2 | 0.26697 (17) | 0.01306 (15) | 0.17698 (7) | 0.0424 (4) | |
O3 | 0.39439 (14) | 0.24435 (16) | 0.22705 (6) | 0.0379 (4) | |
Cl1 | 0.27646 (9) | 0.48942 (8) | −0.03310 (3) | 0.0686 (2) | |
Cl2 | 0.40650 (7) | 0.44634 (6) | 0.31294 (3) | 0.04543 (17) | |
Cl3 | 0.20101 (7) | 0.26485 (7) | 0.35760 (2) | 0.04963 (19) | |
S1 | 0.15710 (6) | 0.10591 (5) | 0.16960 (2) | 0.03174 (15) |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.0315 (12) | 0.0341 (12) | 0.0280 (11) | −0.0011 (9) | 0.0005 (9) | −0.0033 (9) |
C2 | 0.0314 (12) | 0.0452 (14) | 0.0425 (13) | −0.0007 (11) | −0.0017 (10) | 0.0020 (11) |
C3 | 0.0477 (15) | 0.0485 (15) | 0.0431 (14) | 0.0070 (12) | −0.0074 (12) | 0.0085 (12) |
C4 | 0.0581 (16) | 0.0403 (14) | 0.0310 (12) | −0.0046 (12) | 0.0046 (12) | 0.0020 (11) |
C5 | 0.0397 (14) | 0.0629 (17) | 0.0386 (13) | −0.0102 (13) | 0.0071 (11) | −0.0001 (12) |
C6 | 0.0312 (13) | 0.0557 (15) | 0.0346 (12) | −0.0004 (11) | −0.0008 (10) | 0.0001 (11) |
C7 | 0.0255 (12) | 0.0289 (11) | 0.0280 (10) | 0.0023 (9) | −0.0023 (9) | 0.0051 (9) |
C8 | 0.0322 (12) | 0.0322 (12) | 0.0352 (11) | 0.0030 (9) | −0.0028 (10) | −0.0014 (10) |
N1 | 0.0200 (9) | 0.0353 (10) | 0.0296 (9) | 0.0004 (7) | 0.0020 (7) | −0.0014 (8) |
O1 | 0.0366 (9) | 0.0498 (10) | 0.0443 (9) | −0.0153 (8) | −0.0038 (7) | 0.0004 (8) |
O2 | 0.0464 (10) | 0.0329 (9) | 0.0481 (10) | 0.0080 (8) | −0.0005 (8) | −0.0007 (7) |
O3 | 0.0220 (8) | 0.0523 (10) | 0.0394 (9) | 0.0023 (7) | −0.0003 (7) | −0.0074 (8) |
Cl1 | 0.0915 (6) | 0.0667 (5) | 0.0475 (4) | −0.0120 (4) | 0.0065 (4) | 0.0189 (4) |
Cl2 | 0.0487 (4) | 0.0371 (3) | 0.0505 (4) | −0.0099 (3) | −0.0066 (3) | −0.0048 (3) |
Cl3 | 0.0497 (4) | 0.0641 (4) | 0.0350 (3) | −0.0146 (3) | 0.0070 (3) | −0.0037 (3) |
S1 | 0.0303 (3) | 0.0313 (3) | 0.0337 (3) | −0.0030 (2) | −0.0011 (2) | −0.0007 (2) |
C1—C6 | 1.385 (3) | C6—H6 | 0.93 |
C1—C2 | 1.385 (3) | C7—O3 | 1.209 (2) |
C1—S1 | 1.757 (2) | C7—N1 | 1.364 (3) |
C2—C3 | 1.380 (3) | C7—C8 | 1.534 (3) |
C2—H2 | 0.93 | C8—Cl2 | 1.758 (2) |
C3—C4 | 1.371 (4) | C8—Cl3 | 1.776 (2) |
C3—H3 | 0.93 | C8—H8 | 0.98 |
C4—C5 | 1.376 (4) | N1—S1 | 1.6659 (17) |
C4—Cl1 | 1.737 (2) | N1—H1N | 0.86 |
C5—C6 | 1.384 (3) | O1—S1 | 1.4230 (16) |
C5—H5 | 0.93 | O2—S1 | 1.4257 (16) |
C6—C1—C2 | 121.0 (2) | O3—C7—N1 | 123.20 (19) |
C6—C1—S1 | 120.11 (17) | O3—C7—C8 | 123.12 (19) |
C2—C1—S1 | 118.73 (17) | N1—C7—C8 | 113.68 (17) |
C3—C2—C1 | 119.2 (2) | C7—C8—Cl2 | 109.69 (15) |
C3—C2—H2 | 120.4 | C7—C8—Cl3 | 108.86 (15) |
C1—C2—H2 | 120.4 | Cl2—C8—Cl3 | 109.94 (12) |
C4—C3—C2 | 119.8 (2) | C7—C8—H8 | 109.4 |
C4—C3—H3 | 120.1 | Cl2—C8—H8 | 109.4 |
C2—C3—H3 | 120.1 | Cl3—C8—H8 | 109.4 |
C3—C4—C5 | 121.3 (2) | C7—N1—S1 | 124.49 (15) |
C3—C4—Cl1 | 119.2 (2) | C7—N1—H1N | 117.8 |
C5—C4—Cl1 | 119.4 (2) | S1—N1—H1N | 117.8 |
C4—C5—C6 | 119.5 (2) | O1—S1—O2 | 120.86 (10) |
C4—C5—H5 | 120.3 | O1—S1—N1 | 104.11 (9) |
C6—C5—H5 | 120.3 | O2—S1—N1 | 108.35 (9) |
C5—C6—C1 | 119.2 (2) | O1—S1—C1 | 109.09 (10) |
C5—C6—H6 | 120.4 | O2—S1—C1 | 109.54 (10) |
C1—C6—H6 | 120.4 | N1—S1—C1 | 103.40 (9) |
C6—C1—C2—C3 | −0.7 (3) | N1—C7—C8—Cl3 | 70.2 (2) |
S1—C1—C2—C3 | 175.18 (18) | O3—C7—N1—S1 | 0.5 (3) |
C1—C2—C3—C4 | −0.5 (4) | C8—C7—N1—S1 | 179.96 (14) |
C2—C3—C4—C5 | 1.1 (4) | C7—N1—S1—O1 | 173.55 (16) |
C2—C3—C4—Cl1 | −179.21 (19) | C7—N1—S1—O2 | 43.71 (19) |
C3—C4—C5—C6 | −0.4 (4) | C7—N1—S1—C1 | −72.47 (18) |
Cl1—C4—C5—C6 | 179.85 (19) | C6—C1—S1—O1 | −167.61 (18) |
C4—C5—C6—C1 | −0.7 (4) | C2—C1—S1—O1 | 16.5 (2) |
C2—C1—C6—C5 | 1.3 (3) | C6—C1—S1—O2 | −33.3 (2) |
S1—C1—C6—C5 | −174.49 (18) | C2—C1—S1—O2 | 150.84 (17) |
O3—C7—C8—Cl2 | 10.0 (3) | C6—C1—S1—N1 | 82.0 (2) |
N1—C7—C8—Cl2 | −169.47 (14) | C2—C1—S1—N1 | −93.83 (19) |
O3—C7—C8—Cl3 | −110.4 (2) |
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1N···O3i | 0.86 | 1.97 | 2.814 (2) | 169 |
Symmetry code: (i) x−1/2, y, −z+1/2. |
Experimental details
Crystal data | |
Chemical formula | C8H6Cl3NO3S |
Mr | 302.55 |
Crystal system, space group | Orthorhombic, Pbca |
Temperature (K) | 299 |
a, b, c (Å) | 9.5909 (5), 10.1750 (5), 23.256 (1) |
V (Å3) | 2269.49 (19) |
Z | 8 |
Radiation type | Mo Kα |
µ (mm−1) | 0.98 |
Crystal size (mm) | 0.32 × 0.28 × 0.08 |
Data collection | |
Diffractometer | Oxford Diffraction Xcalibur diffractometer |
Absorption correction | Multi-scan (CrysAlis RED; Oxford Diffraction, 2007) |
Tmin, Tmax | 0.745, 0.926 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 10378, 2309, 1642 |
Rint | 0.020 |
(sin θ/λ)max (Å−1) | 0.625 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.027, 0.073, 1.09 |
No. of reflections | 2309 |
No. of parameters | 145 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.34, −0.27 |
Computer programs: CrysAlis CCD (Oxford Diffraction, 2004), CrysAlis RED (Oxford Diffraction, 2007), CrysAlis RED (Oxford Diffraction, 2004), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), PLATON (Spek, 2003).
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1N···O3i | 0.86 | 1.97 | 2.814 (2) | 169 |
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 crystal structures of N-(aryl)-sulfonamides and substituted amides, in the present work, the structure of N-(4-chlorophenylsulfonyl)-2,2-dichloroacetamide (N4CPSDCAA) has been determined (Gowda et al., 2003, 2006; Gowda, Foro, Nirmala et al., 2008; Gowda, Foro, Sowmya et al., 2008). The conformations of the N—H and C═O bonds of the SO2—NH—CO—C group in N4CPSDCAA are trans to each other (Fig. 1), similar to those observed in N-(phenylsulfonyl)-2,2-dichloroacetamide (NPSDCAA), N-(4-methylphenylsulfonyl)-2,2-dichloroacetamide (N4MPSDCAA) (Gowda, Foro, Nirmala et al., 2008) and (4-chlorophenylsulfonyl)-2,2,2- trimethylacetamide (N4CPSTMAA) (Gowda, Foro, Sowmya et al., 2008). The bond parameters in N4CPSDCAA are similar to those in NPSDCAA, N4MPSDCAA, N4CPSTMAA (Gowda, Foro, Nirmala et al., 2008; Gowda, Foro, Sowmya et al., 2008), N-(aryl)-2,2-dichloro- acetamides (Gowda et al., 2006) and 4-chlorobenzenesulfonamide (Gowda et al., 2003).
The packing diagram of N4CPSDCAA showing the N—H···O hydrogen bonds (Table 1) involved in the formation of layers parallel to the (0 0 1) plane is shown in Fig. 2.