organic compounds
of 2-(3-nitrophenyl)-1,3-dithiane
aDepartmento de Física, Universidade Federal de São Carlos, 13565-905 São Carlos, SP, Brazil, bDepartmento de Química, Universidade Federal de São Carlos, 13565-905 São Carlos, SP, Brazil, cDepartamento de Farmácia, Faculdade de Ciências Farmacêuticas, Universidade de São Paulo, 05508-900 São Paulo-SP, Brazil, and dDepartment of Chemistry, University of Malaya, 50603 Kuala Lumpur, Malaysia
*Correspondence e-mail: julio@power.ufscar.br
In the title compound, C10H11NO2S2, the 1,3-dithiane ring has a chair conformation with the 1,4-disposed C atoms being above and below the remaining four atoms. The nitrobenzene substituent occupies an equatorial position and forms a dihedral angle of 88.28 (5)° with the least-squares plane through the 1,3-dithiane ring. The nitro group is twisted out of the plane of the benzene ring to which it is connected, forming a dihedral angle of 10.12 (3)°. In the crystal, molecules aggregate into supramolecular zigzag chains (glide symmetry along the c axis) via nitro–benzene N—O⋯π [N—O⋯Cg(benzene) = 3.4279 (18) Å and angle at O = 93.95 (11)°] interactions. The chains pack with no specific intermolecular interactions between them.
Keywords: crystal structure; 1,3-dithiane; conformation; N—O⋯π interactions.
CCDC reference: 1048518
1. Related literature
For background to substituted 1,3-dithianes, see: Ballesteros et al. (2005). For nitro–aryl N—O⋯π interactions, see: Huang et al. (2008). For the structure of the closely related 3-bromo-substituted compound, see: Zukerman-Schpector et al. (2015).
2. Experimental
2.1. Crystal data
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2.3. Refinement
|
Data collection: APEX2 (Bruker, 2009); cell SAINT (Bruker, 2009); data reduction: SAINT; program(s) used to solve structure: SIR2014 (Burla et al., 2015); program(s) used to refine structure: SHELXL2014 (Sheldrick, 2015); molecular graphics: ORTEP-3 for Windows (Farrugia, 2012) and DIAMOND (Brandenburg, 2006); software used to prepare material for publication: MarvinSketch (ChemAxon, 2010) and publCIF (Westrip, 2010).
Supporting information
CCDC reference: 1048518
10.1107/S2056989015002844/hg5430sup1.cif
contains datablocks I, New_Global_Publ_Block. DOI:Structure factors: contains datablock I. DOI: 10.1107/S2056989015002844/hg5430Isup2.hkl
Supporting information file. DOI: 10.1107/S2056989015002844/hg5430Isup3.cml
A solution of 3-nitrobenzaldehyde (0.037 mol, 1 equiv.) in chloroform (20 ml) was combined with an equimolar amount of propane-1,3-dithiol (3.7 ml, 0.037 mol) at room temperature. The solution was stirred for 1 h at this temperature, then cooled to -20 °C after which BF3 etherate (0.46 ml, 0.0037 mol, 0.1 equiv.) was added drop-wise. The reaction solution was allowed to warm to room temperature and stirred overnight. After this time, the solution was washed three times each with water, 10% aqueous KOH, then water followed by drying over MgSO4. Evaporation of the solvent furnishes a pure product as colourless crystals in 85% yield. To obtain crystals suitable for X-ray analysis, the product was crystallized from CH3OH. 1H NMR (300 MHz, CDCl3) δ 8.37 (s, 1H), 8.18 (dt, J = 8.3, 2.6 Hz, 1H), 7.83 (ddd, J = 7.2, 3.6, 1.7 Hz, 1H), 7.63–7.48 (m, 1H), 5.26 (s, 1H), 3.10 (ddq, J = 14.4, 12.0, 2.3 Hz, 2H), 2.96 (ddp, J = 13.4, 5.1, 2.7 Hz, 2H), 2.23 (dtq, J = 14.0, 4.6, 2.3 Hz, 1H), 1.98 (dddd, J = 14.3, 12.1, 9.8, 6.0 Hz, 1H). 13C NMR (75 MHz, CDCl3) δ 148.39, 141.18, 133.99, 129.70, 123.36, 123.12, 50.19 (2 x C), 31.75, 24.78. M.pt: 368 K. IR (cm-1): ν 1525 (N—O); 1348 (N—O); 724 and 687 (C—S),
Carbon-bound H-atoms were placed in calculated positions (C—H = 0.93–0.98 Å) and were included in the
in the riding model approximation, with Uiso(H) = 1.2 Ueq(C).Data collection: APEX2 (Bruker, 2009); cell
SAINT (Bruker, 2009); data reduction: SAINT (Bruker, 2009); program(s) used to solve structure: SIR2014 (Burla et al., 2015); program(s) used to refine structure: SHELXL2014 (Sheldrick, 2015); molecular graphics: ORTEP-3 for Windows (Farrugia, 2012) and DIAMOND (Brandenburg, 2006); software used to prepare material for publication: MarvinSketch (ChemAxon, 2010) and publCIF (Westrip, 2010).C10H11NO2S2 | F(000) = 504 |
Mr = 241.32 | Dx = 1.456 Mg m−3 |
Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
a = 10.8547 (2) Å | Cell parameters from 4425 reflections |
b = 13.2655 (3) Å | θ = 2.5–25.4° |
c = 8.0891 (2) Å | µ = 0.46 mm−1 |
β = 109.087 (1)° | T = 293 K |
V = 1100.74 (4) Å3 | Slab, colourless |
Z = 4 | 0.49 × 0.46 × 0.21 mm |
Bruker APEXII CCD diffractometer | 1799 reflections with I > 2σ(I) |
ϕ and ω scans | Rint = 0.020 |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | θmax = 25.4°, θmin = 2.0° |
Tmin = 0.687, Tmax = 0.745 | h = −13→12 |
7241 measured reflections | k = −16→16 |
2035 independent reflections | l = −8→9 |
Refinement on F2 | Hydrogen site location: inferred from neighbouring sites |
Least-squares matrix: full | H-atom parameters constrained |
R[F2 > 2σ(F2)] = 0.031 | w = 1/[σ2(Fo2) + (0.0444P)2 + 0.3472P] where P = (Fo2 + 2Fc2)/3 |
wR(F2) = 0.089 | (Δ/σ)max < 0.001 |
S = 1.06 | Δρmax = 0.29 e Å−3 |
2035 reflections | Δρmin = −0.24 e Å−3 |
137 parameters | Extinction correction: SHELXL2014 (Sheldrick 2014, Fc*=kFc[1+0.001xFc2λ3/sin(2θ)]-1/4 |
0 restraints | Extinction coefficient: 0.0192 (17) |
C10H11NO2S2 | V = 1100.74 (4) Å3 |
Mr = 241.32 | Z = 4 |
Monoclinic, P21/c | Mo Kα radiation |
a = 10.8547 (2) Å | µ = 0.46 mm−1 |
b = 13.2655 (3) Å | T = 293 K |
c = 8.0891 (2) Å | 0.49 × 0.46 × 0.21 mm |
β = 109.087 (1)° |
Bruker APEXII CCD diffractometer | 2035 independent reflections |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | 1799 reflections with I > 2σ(I) |
Tmin = 0.687, Tmax = 0.745 | Rint = 0.020 |
7241 measured reflections |
R[F2 > 2σ(F2)] = 0.031 | 0 restraints |
wR(F2) = 0.089 | H-atom parameters constrained |
S = 1.06 | Δρmax = 0.29 e Å−3 |
2035 reflections | Δρmin = −0.24 e Å−3 |
137 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. |
x | y | z | Uiso*/Ueq | ||
S1 | 0.93087 (4) | 0.75719 (3) | 0.69969 (5) | 0.04460 (16) | |
S2 | 0.93019 (4) | 0.98623 (3) | 0.69835 (6) | 0.04646 (16) | |
O1 | 0.54267 (18) | 0.88063 (13) | 0.15045 (19) | 0.0830 (5) | |
O2 | 0.35484 (16) | 0.85594 (14) | 0.1765 (2) | 0.0917 (6) | |
N1 | 0.47188 (18) | 0.86855 (11) | 0.2380 (2) | 0.0608 (5) | |
C1 | 0.86732 (14) | 0.87164 (10) | 0.76325 (19) | 0.0340 (3) | |
H1 | 0.8887 | 0.8719 | 0.8907 | 0.041* | |
C2 | 1.10282 (17) | 0.96790 (14) | 0.8068 (2) | 0.0511 (4) | |
H2A | 1.1494 | 1.0248 | 0.7804 | 0.061* | |
H2B | 1.1198 | 0.9673 | 0.9322 | 0.061* | |
C3 | 1.15622 (17) | 0.87200 (13) | 0.7556 (2) | 0.0519 (5) | |
H3A | 1.1364 | 0.8713 | 0.6297 | 0.062* | |
H3B | 1.2503 | 0.8720 | 0.8085 | 0.062* | |
C4 | 1.10278 (17) | 0.77709 (14) | 0.8096 (2) | 0.0503 (4) | |
H4A | 1.1185 | 0.7796 | 0.9347 | 0.060* | |
H4B | 1.1503 | 0.7198 | 0.7868 | 0.060* | |
C5 | 0.72187 (15) | 0.87186 (10) | 0.6807 (2) | 0.0353 (3) | |
C6 | 0.66533 (16) | 0.86907 (11) | 0.4999 (2) | 0.0403 (4) | |
H6 | 0.7169 | 0.8669 | 0.4280 | 0.048* | |
C7 | 0.53161 (17) | 0.86960 (11) | 0.4295 (2) | 0.0454 (4) | |
C8 | 0.45093 (17) | 0.87258 (13) | 0.5303 (3) | 0.0538 (5) | |
H8 | 0.3607 | 0.8722 | 0.4790 | 0.065* | |
C9 | 0.50821 (18) | 0.87617 (13) | 0.7092 (3) | 0.0539 (5) | |
H9 | 0.4561 | 0.8788 | 0.7803 | 0.065* | |
C10 | 0.64180 (17) | 0.87591 (11) | 0.7842 (2) | 0.0441 (4) | |
H10 | 0.6789 | 0.8785 | 0.9053 | 0.053* |
U11 | U22 | U33 | U12 | U13 | U23 | |
S1 | 0.0499 (3) | 0.0379 (2) | 0.0436 (3) | 0.00382 (16) | 0.01201 (19) | −0.00589 (15) |
S2 | 0.0441 (3) | 0.0374 (3) | 0.0589 (3) | −0.00061 (16) | 0.0181 (2) | 0.00780 (17) |
O1 | 0.0889 (12) | 0.1119 (14) | 0.0382 (8) | 0.0027 (9) | 0.0071 (8) | 0.0037 (7) |
O2 | 0.0563 (9) | 0.1212 (14) | 0.0696 (10) | 0.0056 (9) | −0.0178 (8) | −0.0135 (9) |
N1 | 0.0629 (11) | 0.0593 (10) | 0.0454 (9) | 0.0066 (7) | −0.0023 (8) | −0.0033 (7) |
C1 | 0.0388 (8) | 0.0344 (8) | 0.0294 (7) | −0.0002 (6) | 0.0119 (6) | −0.0002 (5) |
C2 | 0.0416 (9) | 0.0581 (11) | 0.0532 (10) | −0.0114 (8) | 0.0152 (8) | −0.0059 (8) |
C3 | 0.0368 (8) | 0.0729 (13) | 0.0477 (10) | 0.0044 (8) | 0.0161 (7) | 0.0004 (8) |
C4 | 0.0467 (9) | 0.0580 (11) | 0.0433 (9) | 0.0163 (8) | 0.0107 (7) | 0.0050 (7) |
C5 | 0.0378 (8) | 0.0338 (8) | 0.0351 (8) | −0.0015 (6) | 0.0128 (6) | 0.0003 (5) |
C6 | 0.0426 (9) | 0.0438 (9) | 0.0355 (8) | 0.0009 (6) | 0.0140 (7) | 0.0009 (6) |
C7 | 0.0456 (9) | 0.0417 (9) | 0.0408 (9) | −0.0002 (7) | 0.0032 (7) | −0.0022 (6) |
C8 | 0.0353 (9) | 0.0542 (11) | 0.0689 (12) | −0.0036 (7) | 0.0131 (8) | −0.0020 (8) |
C9 | 0.0462 (10) | 0.0625 (12) | 0.0608 (11) | −0.0065 (8) | 0.0282 (9) | −0.0023 (8) |
C10 | 0.0472 (9) | 0.0490 (9) | 0.0403 (9) | −0.0052 (7) | 0.0201 (7) | −0.0006 (7) |
S1—C4 | 1.8048 (18) | C3—H3B | 0.9700 |
S1—C1 | 1.8102 (14) | C4—H4A | 0.9700 |
S2—C2 | 1.8069 (18) | C4—H4B | 0.9700 |
S2—C1 | 1.8128 (14) | C5—C6 | 1.389 (2) |
O1—N1 | 1.214 (2) | C5—C10 | 1.391 (2) |
O2—N1 | 1.215 (2) | C6—C7 | 1.375 (2) |
N1—C7 | 1.471 (2) | C6—H6 | 0.9300 |
C1—C5 | 1.500 (2) | C7—C8 | 1.379 (3) |
C1—H1 | 0.9800 | C8—C9 | 1.377 (3) |
C2—C3 | 1.511 (2) | C8—H8 | 0.9300 |
C2—H2A | 0.9700 | C9—C10 | 1.377 (3) |
C2—H2B | 0.9700 | C9—H9 | 0.9300 |
C3—C4 | 1.509 (3) | C10—H10 | 0.9300 |
C3—H3A | 0.9700 | ||
C4—S1—C1 | 99.55 (8) | C3—C4—H4A | 108.7 |
C2—S2—C1 | 100.11 (8) | S1—C4—H4A | 108.7 |
O1—N1—O2 | 123.77 (18) | C3—C4—H4B | 108.7 |
O1—N1—C7 | 117.90 (17) | S1—C4—H4B | 108.7 |
O2—N1—C7 | 118.32 (19) | H4A—C4—H4B | 107.6 |
C5—C1—S1 | 108.59 (10) | C6—C5—C10 | 119.13 (15) |
C5—C1—S2 | 108.10 (10) | C6—C5—C1 | 120.46 (13) |
S1—C1—S2 | 113.99 (8) | C10—C5—C1 | 120.41 (14) |
C5—C1—H1 | 108.7 | C7—C6—C5 | 118.65 (15) |
S1—C1—H1 | 108.7 | C7—C6—H6 | 120.7 |
S2—C1—H1 | 108.7 | C5—C6—H6 | 120.7 |
C3—C2—S2 | 114.22 (12) | C6—C7—C8 | 122.93 (16) |
C3—C2—H2A | 108.7 | C6—C7—N1 | 118.60 (16) |
S2—C2—H2A | 108.7 | C8—C7—N1 | 118.46 (16) |
C3—C2—H2B | 108.7 | C9—C8—C7 | 117.84 (16) |
S2—C2—H2B | 108.7 | C9—C8—H8 | 121.1 |
H2A—C2—H2B | 107.6 | C7—C8—H8 | 121.1 |
C4—C3—C2 | 113.89 (15) | C10—C9—C8 | 120.77 (16) |
C4—C3—H3A | 108.8 | C10—C9—H9 | 119.6 |
C2—C3—H3A | 108.8 | C8—C9—H9 | 119.6 |
C4—C3—H3B | 108.8 | C9—C10—C5 | 120.67 (16) |
C2—C3—H3B | 108.8 | C9—C10—H10 | 119.7 |
H3A—C3—H3B | 107.7 | C5—C10—H10 | 119.7 |
C3—C4—S1 | 114.37 (12) | ||
C4—S1—C1—C5 | 178.82 (10) | C1—C5—C6—C7 | −179.86 (13) |
C4—S1—C1—S2 | 58.27 (10) | C5—C6—C7—C8 | −0.1 (2) |
C2—S2—C1—C5 | −178.78 (10) | C5—C6—C7—N1 | 178.88 (13) |
C2—S2—C1—S1 | −57.95 (10) | O1—N1—C7—C6 | −9.5 (2) |
C1—S2—C2—C3 | 57.35 (14) | O2—N1—C7—C6 | 170.67 (16) |
S2—C2—C3—C4 | −65.25 (19) | O1—N1—C7—C8 | 169.54 (17) |
C2—C3—C4—S1 | 66.18 (19) | O2—N1—C7—C8 | −10.3 (2) |
C1—S1—C4—C3 | −58.63 (14) | C6—C7—C8—C9 | 0.7 (2) |
S1—C1—C5—C6 | −60.31 (15) | N1—C7—C8—C9 | −178.35 (15) |
S2—C1—C5—C6 | 63.82 (15) | C7—C8—C9—C10 | −0.5 (3) |
S1—C1—C5—C10 | 120.35 (13) | C8—C9—C10—C5 | −0.1 (2) |
S2—C1—C5—C10 | −115.51 (13) | C6—C5—C10—C9 | 0.6 (2) |
C10—C5—C6—C7 | −0.5 (2) | C1—C5—C10—C9 | 179.98 (14) |
Experimental details
Crystal data | |
Chemical formula | C10H11NO2S2 |
Mr | 241.32 |
Crystal system, space group | Monoclinic, P21/c |
Temperature (K) | 293 |
a, b, c (Å) | 10.8547 (2), 13.2655 (3), 8.0891 (2) |
β (°) | 109.087 (1) |
V (Å3) | 1100.74 (4) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.46 |
Crystal size (mm) | 0.49 × 0.46 × 0.21 |
Data collection | |
Diffractometer | Bruker APEXII CCD diffractometer |
Absorption correction | Multi-scan (SADABS; Sheldrick, 1996) |
Tmin, Tmax | 0.687, 0.745 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 7241, 2035, 1799 |
Rint | 0.020 |
(sin θ/λ)max (Å−1) | 0.604 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.031, 0.089, 1.06 |
No. of reflections | 2035 |
No. of parameters | 137 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.29, −0.24 |
Computer programs: APEX2 (Bruker, 2009), SAINT (Bruker, 2009), SIR2014 (Burla et al., 2015), SHELXL2014 (Sheldrick, 2015), ORTEP-3 for Windows (Farrugia, 2012) and DIAMOND (Brandenburg, 2006), MarvinSketch (ChemAxon, 2010) and publCIF (Westrip, 2010).
Acknowledgements
We thank Professor Regina H. A. Santos from IQSC–USP for the X-ray data collection. The Brazilian agencies CNPq (305626/2013-2 to JZS, 306121/2013-2 to IC and 308320/2010-7 to HAS), FAPESP (2012/00424-2 and 2013/2192–2) and CAPES are acknowledged for financial support.
References
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