organic compounds
1,7,8,9,10,10-Hexachloro-4-(2-phenylethyl)-4-azatricyclo[5.2.1.02,6]dec-8-ene-3,5-dione
aCAS in Crystallography and Biophysics, University of Madras, Guindy Campus, Chennai 600 025, India, bDepartment of Chemistry, Pondicherry University, Pondicherry 605 014, India, and cCentre for Bioinformatics, Pondicherry University, Pondicherry 605 014, India
*Correspondence e-mail: gunaunom@gmail.com
In the title compound, C17H11Cl6NO2, the six-membered ring of the norbornene moiety adopts a boat conformation whereas the two five-membered rings adopt envelope conformations. The phenyl ring and the ring of the succinimide moiety are almost coplanar [dihedral angle = 7.44 (14)°]. The crystal packing is stabilized by a weak intermolecular C—H⋯O hydrogen bond.
Related literature
The interest in cyclic et al. (2006); Nakamura et al. (2006); Stefańska et al. (2010).
is due to their biological activity and wide application in the pharmaceutical industry, see: DuarteExperimental
Crystal data
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Refinement
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Data collection: CrysAlis PRO (Oxford Diffraction, 2010); cell CrysAlis PRO; data reduction: CrysAlis PRO; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 (Farrugia, 1997); software used to prepare material for publication: SHELXL97 and PLATON (Spek, 2009).
Supporting information
10.1107/S1600536811022495/bt5543sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536811022495/bt5543Isup2.hkl
Supporting information file. DOI: 10.1107/S1600536811022495/bt5543Isup3.cml
Phenethylamine (1 equiv) and 1,4,5,6,7,7-hexachloro-5-norbornene-2,3-dicarboxylic anhydride (1 equiv) were stirred at room temperature in dry ethyl acetate for 30 min. Ethyl acetate was removed under reduced pressure; the resulting residue was dissolved in toluene. To this reaction mixture was added acetyl chloride (5 equiv) and refluxed for 1 h. The reaction mixture was brought to room temperature and washed with aqueous Na2CO3 and dried over anhydrous Na2SO4. Filtered and concentrated under reduced pressure followed by silica gel column purification afforded the imide,1,7,8,9,10,10-Hexachloro-4-(2-phenylethyl)-4-azatricyclo [5.2.1.02,6]dec-8-ene-3,5-dione,in 55% yield as colourless solid (m.p.: 161–163°C).
The hydrogen atoms at ring fusion were located using difference Fourier map and refined isotropically. Other H atoms were positioned geometrically with C-H = 0.93Å for aromatic H and C-H = 0.97å for methylene H and refined using a riding model with U(H) set 1.2 Ueq(C).
Data collection: CrysAlis PRO (Oxford Diffraction, 2010); cell
CrysAlis PRO (Oxford Diffraction, 2010); data reduction: CrysAlis PRO (Oxford Diffraction, 2010); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 (Farrugia, 1997); software used to prepare material for publication: SHELXL97 and PLATON (Spek, 2009).Fig. 1. The ORTEP diagram of the compound with 30% probability displacement ellipsoids. | |
Fig. 2. Packing diagram. |
C17H11Cl6NO2 | Z = 4 |
Mr = 473.97 | F(000) = 952 |
Monoclinic, P21/c | Dx = 1.624 Mg m−3 |
Hall symbol: -P 2ybc | Mo Kα radiation, λ = 0.71073 Å |
a = 13.3009 (5) Å | θ = 3.0–29.3° |
b = 13.6141 (5) Å | µ = 0.90 mm−1 |
c = 11.4912 (4) Å | T = 293 K |
β = 111.276 (4)° | Monoclinic, colourless |
V = 1939.00 (12) Å3 | 0.20 × 0.20 × 0.20 mm |
Oxford Diffraction Xcalibur Eos diffractometer | 4457 independent reflections |
Radiation source: fine-focus sealed tube | 2814 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.021 |
Detector resolution: 15.9821 pixels mm-1 | θmax = 29.3°, θmin = 3.0° |
ω scans | h = −17→17 |
Absorption correction: multi-scan (CrysAlis PRO; Oxford Diffraction, 2010) | k = −17→14 |
Tmin = 0.978, Tmax = 0.984 | l = −15→8 |
9237 measured reflections |
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)] = 0.042 | H atoms treated by a mixture of independent and constrained refinement |
wR(F2) = 0.121 | w = 1/[σ2(Fo2) + (0.0784P)2 + 2.150P] where P = (Fo2 + 2Fc2)/3 |
S = 0.72 | (Δ/σ)max < 0.001 |
4457 reflections | Δρmax = 0.49 e Å−3 |
244 parameters | Δρmin = −0.54 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: 0.0027 (7) |
C17H11Cl6NO2 | V = 1939.00 (12) Å3 |
Mr = 473.97 | Z = 4 |
Monoclinic, P21/c | Mo Kα radiation |
a = 13.3009 (5) Å | µ = 0.90 mm−1 |
b = 13.6141 (5) Å | T = 293 K |
c = 11.4912 (4) Å | 0.20 × 0.20 × 0.20 mm |
β = 111.276 (4)° |
Oxford Diffraction Xcalibur Eos diffractometer | 4457 independent reflections |
Absorption correction: multi-scan (CrysAlis PRO; Oxford Diffraction, 2010) | 2814 reflections with I > 2σ(I) |
Tmin = 0.978, Tmax = 0.984 | Rint = 0.021 |
9237 measured reflections |
R[F2 > 2σ(F2)] = 0.042 | 0 restraints |
wR(F2) = 0.121 | H atoms treated by a mixture of independent and constrained refinement |
S = 0.72 | Δρmax = 0.49 e Å−3 |
4457 reflections | Δρmin = −0.54 e Å−3 |
244 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 | 0.2561 (2) | 0.08000 (19) | 0.4510 (2) | 0.0363 (5) | |
C2 | 0.31543 (19) | 0.02382 (19) | 0.3771 (2) | 0.0333 (5) | |
C3 | 0.36261 (19) | −0.0735 (2) | 0.4348 (2) | 0.0379 (6) | |
C5 | 0.2247 (2) | −0.1141 (2) | 0.2485 (2) | 0.0415 (6) | |
C6 | 0.22344 (19) | −0.0031 (2) | 0.2548 (2) | 0.0359 (6) | |
C7 | 0.1224 (2) | 0.0410 (2) | 0.2729 (2) | 0.0418 (6) | |
C8 | 0.1055 (2) | −0.0167 (2) | 0.3772 (3) | 0.0460 (7) | |
C9 | 0.1842 (2) | 0.0067 (2) | 0.4824 (2) | 0.0428 (6) | |
C10 | 0.1697 (2) | 0.1367 (2) | 0.3446 (2) | 0.0399 (6) | |
C11 | 0.3368 (3) | −0.2506 (2) | 0.3813 (3) | 0.0522 (7) | |
H11A | 0.4144 | −0.2567 | 0.4224 | 0.063* | |
H11B | 0.3154 | −0.2875 | 0.3039 | 0.063* | |
C12 | 0.2821 (3) | −0.2937 (2) | 0.4645 (4) | 0.0644 (9) | |
H12A | 0.2923 | −0.2501 | 0.5346 | 0.077* | |
H12B | 0.2052 | −0.2993 | 0.4178 | 0.077* | |
C13 | 0.3272 (2) | −0.3936 (2) | 0.5125 (3) | 0.0426 (6) | |
C14 | 0.4205 (3) | −0.4027 (2) | 0.6155 (3) | 0.0570 (8) | |
H14 | 0.4556 | −0.3463 | 0.6557 | 0.068* | |
C15 | 0.4629 (3) | −0.4925 (3) | 0.6604 (3) | 0.0676 (9) | |
H15 | 0.5260 | −0.4965 | 0.7305 | 0.081* | |
C16 | 0.4133 (3) | −0.5759 (3) | 0.6031 (3) | 0.0661 (9) | |
H16 | 0.4424 | −0.6369 | 0.6338 | 0.079* | |
C17 | 0.3213 (3) | −0.5699 (2) | 0.5008 (3) | 0.0634 (9) | |
H17 | 0.2874 | −0.6270 | 0.4613 | 0.076* | |
C18 | 0.2779 (2) | −0.4794 (2) | 0.4550 (3) | 0.0526 (7) | |
H18 | 0.2149 | −0.4760 | 0.3848 | 0.063* | |
N4 | 0.30886 (18) | −0.14704 (16) | 0.3532 (2) | 0.0403 (5) | |
O1 | 0.16542 (18) | −0.16633 (17) | 0.16898 (19) | 0.0610 (6) | |
O2 | 0.43337 (15) | −0.08669 (16) | 0.53428 (18) | 0.0539 (5) | |
Cl1 | 0.22370 (7) | 0.21660 (6) | 0.26068 (7) | 0.0601 (2) | |
Cl2 | 0.07822 (7) | 0.20423 (6) | 0.39214 (7) | 0.0620 (2) | |
Cl3 | 0.33930 (7) | 0.15230 (6) | 0.57446 (7) | 0.0663 (3) | |
Cl4 | 0.21264 (9) | −0.04238 (8) | 0.62570 (8) | 0.0806 (3) | |
Cl5 | 0.01097 (7) | 0.05813 (9) | 0.13594 (8) | 0.0834 (3) | |
Cl6 | 0.00951 (8) | −0.10391 (8) | 0.35359 (11) | 0.0894 (4) | |
H1 | 0.368 (2) | 0.062 (2) | 0.366 (2) | 0.043 (7)* | |
H2 | 0.232 (2) | 0.0211 (19) | 0.183 (2) | 0.039 (7)* |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.0423 (13) | 0.0338 (14) | 0.0295 (11) | 0.0036 (11) | 0.0092 (10) | −0.0045 (10) |
C2 | 0.0310 (12) | 0.0318 (14) | 0.0393 (13) | −0.0037 (11) | 0.0152 (10) | −0.0033 (10) |
C3 | 0.0329 (12) | 0.0386 (15) | 0.0460 (14) | 0.0032 (11) | 0.0188 (11) | 0.0005 (12) |
C5 | 0.0459 (14) | 0.0467 (16) | 0.0421 (14) | −0.0073 (13) | 0.0280 (12) | −0.0097 (12) |
C6 | 0.0377 (13) | 0.0444 (15) | 0.0294 (12) | −0.0014 (12) | 0.0166 (10) | −0.0042 (11) |
C7 | 0.0340 (12) | 0.0560 (18) | 0.0323 (12) | 0.0029 (12) | 0.0084 (10) | −0.0037 (12) |
C8 | 0.0456 (15) | 0.0471 (17) | 0.0577 (17) | −0.0020 (13) | 0.0336 (14) | −0.0047 (13) |
C9 | 0.0601 (16) | 0.0410 (15) | 0.0392 (14) | 0.0146 (13) | 0.0323 (13) | 0.0061 (12) |
C10 | 0.0452 (14) | 0.0411 (15) | 0.0350 (13) | 0.0101 (12) | 0.0166 (11) | 0.0044 (11) |
C11 | 0.070 (2) | 0.0319 (15) | 0.0702 (19) | 0.0018 (14) | 0.0446 (17) | −0.0006 (14) |
C12 | 0.072 (2) | 0.051 (2) | 0.091 (2) | 0.0183 (17) | 0.055 (2) | 0.0242 (17) |
C13 | 0.0465 (15) | 0.0388 (15) | 0.0510 (15) | 0.0044 (13) | 0.0279 (13) | 0.0049 (12) |
C14 | 0.0562 (18) | 0.0514 (19) | 0.0609 (19) | −0.0132 (16) | 0.0182 (15) | −0.0101 (15) |
C15 | 0.0499 (18) | 0.081 (3) | 0.063 (2) | 0.0035 (19) | 0.0097 (15) | 0.0122 (19) |
C16 | 0.075 (2) | 0.051 (2) | 0.083 (2) | 0.0209 (19) | 0.041 (2) | 0.0135 (18) |
C17 | 0.087 (2) | 0.0437 (19) | 0.071 (2) | −0.0118 (18) | 0.043 (2) | −0.0190 (16) |
C18 | 0.0504 (16) | 0.066 (2) | 0.0403 (14) | −0.0050 (15) | 0.0150 (12) | −0.0024 (14) |
N4 | 0.0498 (12) | 0.0322 (12) | 0.0466 (12) | −0.0012 (10) | 0.0266 (10) | −0.0038 (10) |
O1 | 0.0680 (13) | 0.0623 (15) | 0.0557 (12) | −0.0209 (12) | 0.0260 (10) | −0.0277 (11) |
O2 | 0.0415 (10) | 0.0529 (13) | 0.0573 (12) | 0.0088 (10) | 0.0061 (9) | 0.0043 (10) |
Cl1 | 0.0820 (6) | 0.0462 (4) | 0.0617 (5) | 0.0098 (4) | 0.0376 (4) | 0.0159 (3) |
Cl2 | 0.0724 (5) | 0.0608 (5) | 0.0613 (5) | 0.0312 (4) | 0.0343 (4) | 0.0060 (4) |
Cl3 | 0.0743 (5) | 0.0543 (5) | 0.0504 (4) | 0.0050 (4) | −0.0010 (4) | −0.0221 (4) |
Cl4 | 0.1149 (8) | 0.0892 (7) | 0.0602 (5) | 0.0396 (6) | 0.0587 (5) | 0.0350 (5) |
Cl5 | 0.0491 (4) | 0.1271 (9) | 0.0517 (5) | 0.0178 (5) | −0.0085 (4) | −0.0190 (5) |
Cl6 | 0.0718 (6) | 0.0813 (7) | 0.1426 (9) | −0.0319 (5) | 0.0716 (6) | −0.0264 (6) |
C1—C9 | 1.514 (4) | C10—Cl2 | 1.762 (3) |
C1—C10 | 1.547 (3) | C10—Cl1 | 1.769 (3) |
C1—C2 | 1.554 (3) | C11—N4 | 1.464 (3) |
C1—Cl3 | 1.751 (2) | C11—C12 | 1.515 (4) |
C2—C3 | 1.512 (4) | C11—H11A | 0.9700 |
C2—C6 | 1.535 (3) | C11—H11B | 0.9700 |
C2—H1 | 0.91 (3) | C12—C13 | 1.507 (4) |
C3—O2 | 1.202 (3) | C12—H12A | 0.9700 |
C3—N4 | 1.381 (3) | C12—H12B | 0.9700 |
C5—O1 | 1.200 (3) | C13—C14 | 1.375 (4) |
C5—N4 | 1.387 (3) | C13—C18 | 1.384 (4) |
C5—C6 | 1.514 (4) | C14—C15 | 1.366 (5) |
C6—C7 | 1.552 (3) | C14—H14 | 0.9300 |
C6—H2 | 0.93 (3) | C15—C16 | 1.357 (5) |
C7—C8 | 1.517 (4) | C15—H15 | 0.9300 |
C7—C10 | 1.548 (4) | C16—C17 | 1.357 (5) |
C7—Cl5 | 1.742 (3) | C16—H16 | 0.9300 |
C8—C9 | 1.319 (4) | C17—C18 | 1.382 (5) |
C8—Cl6 | 1.692 (3) | C17—H17 | 0.9300 |
C9—Cl4 | 1.688 (3) | C18—H18 | 0.9300 |
C9—C1—C10 | 99.5 (2) | C7—C10—Cl2 | 114.29 (18) |
C9—C1—C2 | 107.2 (2) | C1—C10—Cl1 | 113.92 (18) |
C10—C1—C2 | 101.12 (18) | C7—C10—Cl1 | 113.21 (17) |
C9—C1—Cl3 | 116.46 (17) | Cl2—C10—Cl1 | 108.11 (15) |
C10—C1—Cl3 | 115.44 (18) | N4—C11—C12 | 111.8 (2) |
C2—C1—Cl3 | 115.00 (18) | N4—C11—H11A | 109.3 |
C3—C2—C6 | 105.0 (2) | C12—C11—H11A | 109.3 |
C3—C2—C1 | 113.8 (2) | N4—C11—H11B | 109.3 |
C6—C2—C1 | 102.91 (19) | C12—C11—H11B | 109.3 |
C3—C2—H1 | 110.1 (17) | H11A—C11—H11B | 107.9 |
C6—C2—H1 | 113.8 (17) | C13—C12—C11 | 111.3 (2) |
C1—C2—H1 | 111.1 (17) | C13—C12—H12A | 109.4 |
O2—C3—N4 | 124.8 (3) | C11—C12—H12A | 109.4 |
O2—C3—C2 | 127.3 (3) | C13—C12—H12B | 109.4 |
N4—C3—C2 | 107.9 (2) | C11—C12—H12B | 109.4 |
O1—C5—N4 | 124.7 (3) | H12A—C12—H12B | 108.0 |
O1—C5—C6 | 127.8 (3) | C14—C13—C18 | 117.3 (3) |
N4—C5—C6 | 107.5 (2) | C14—C13—C12 | 120.8 (3) |
C5—C6—C2 | 105.2 (2) | C18—C13—C12 | 122.0 (3) |
C5—C6—C7 | 114.7 (2) | C15—C14—C13 | 121.7 (3) |
C2—C6—C7 | 103.08 (18) | C15—C14—H14 | 119.1 |
C5—C6—H2 | 107.6 (16) | C13—C14—H14 | 119.1 |
C2—C6—H2 | 114.6 (16) | C16—C15—C14 | 120.2 (3) |
C7—C6—H2 | 111.6 (16) | C16—C15—H15 | 119.9 |
C8—C7—C6 | 106.8 (2) | C14—C15—H15 | 119.9 |
C8—C7—C10 | 99.4 (2) | C15—C16—C17 | 119.8 (3) |
C6—C7—C10 | 101.1 (2) | C15—C16—H16 | 120.1 |
C8—C7—Cl5 | 117.48 (19) | C17—C16—H16 | 120.1 |
C6—C7—Cl5 | 115.15 (17) | C16—C17—C18 | 120.3 (3) |
C10—C7—Cl5 | 114.6 (2) | C16—C17—H17 | 119.9 |
C9—C8—C7 | 107.7 (2) | C18—C17—H17 | 119.9 |
C9—C8—Cl6 | 128.2 (2) | C13—C18—C17 | 120.7 (3) |
C7—C8—Cl6 | 123.8 (2) | C13—C18—H18 | 119.6 |
C8—C9—C1 | 107.5 (2) | C17—C18—H18 | 119.6 |
C8—C9—Cl4 | 128.4 (2) | C3—N4—C5 | 114.2 (2) |
C1—C9—Cl4 | 123.8 (2) | C3—N4—C11 | 121.4 (2) |
C1—C10—C7 | 92.4 (2) | C5—N4—C11 | 124.3 (2) |
C1—C10—Cl2 | 114.45 (16) |
D—H···A | D—H | H···A | D···A | D—H···A |
C2—H1···O2i | 0.91 (3) | 2.50 (3) | 3.235 (3) | 138 (2) |
Symmetry code: (i) −x+1, −y, −z+1. |
Experimental details
Crystal data | |
Chemical formula | C17H11Cl6NO2 |
Mr | 473.97 |
Crystal system, space group | Monoclinic, P21/c |
Temperature (K) | 293 |
a, b, c (Å) | 13.3009 (5), 13.6141 (5), 11.4912 (4) |
β (°) | 111.276 (4) |
V (Å3) | 1939.00 (12) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.90 |
Crystal size (mm) | 0.20 × 0.20 × 0.20 |
Data collection | |
Diffractometer | Oxford Diffraction Xcalibur Eos diffractometer |
Absorption correction | Multi-scan (CrysAlis PRO; Oxford Diffraction, 2010) |
Tmin, Tmax | 0.978, 0.984 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 9237, 4457, 2814 |
Rint | 0.021 |
(sin θ/λ)max (Å−1) | 0.689 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.042, 0.121, 0.72 |
No. of reflections | 4457 |
No. of parameters | 244 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.49, −0.54 |
Computer programs: CrysAlis PRO (Oxford Diffraction, 2010), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), ORTEP-3 (Farrugia, 1997), SHELXL97 and PLATON (Spek, 2009).
D—H···A | D—H | H···A | D···A | D—H···A |
C2—H1···O2i | 0.91 (3) | 2.50 (3) | 3.235 (3) | 138 (2) |
Symmetry code: (i) −x+1, −y, −z+1. |
Acknowledgements
CRR thanks DST-FIST for the single-crystal X-ray facility at the Department of Chemistry, Pondicherry University, Pondicherry.
References
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The ORTEP diagram for the molecule of the title compound is given in Fig. 1. In the crystal structure, the phenyl and the azatricyclo substitutions are in anti conformation about the C11—C12 bond which is confirmed by the torsion angle N4—C11—C12—C13 [169.3 (3)°]. In the crystal, molecules are linked by weak intermolecular C—H···O hydrogen bonds.