organic compounds
(Z)-4-Chloro-N-(1-{2-[3-(4-chlorobenzoyl)ureido]ethyl}imidazolidin-2-ylidene)benzamide
aSchool of Chemical Sciences and Food Technology, Universiti Kebangsaan Malaysia, UKM 43500 Bangi Selangor, Malaysia, and bDepartment of Chemistry, Universiti Malaya, Kuala Lumpur, 50603 Malaysia.
*Correspondence e-mail: bohari@ukm.my
The title compound, C20H19Cl2N5O2S, was obtained from the reaction of 4-chlorobenzoyl isothiocyanate with diethylenetriamine. The imidazolidine ring is slightly twisted with an N—C—C—N torsion angle of 15.4 (4)°, while the thiourea moiety maintains its trans–cis geometry. The molecule is stabilized by intramolecular N—H⋯O hydrogen bonds. The features N—H⋯O, N—H⋯S and C—H⋯O hydrogen bonds and π–π interactions between benzene rings with a centroid–centroid distance of 3.607 (3) Å.
Related literature
For the structures of bis(N-benzoylthioureas) derived from aliphatic diamines, see: Ding et al. (2008). For those derived from cyclohexane diamine, see: Jumal et al. (2011). For those derived from aromatic diamines, see: Osman & Yamin (2011); Dong et al. (2008).
Experimental
Crystal data
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Data collection: SMART (Bruker, 2000); cell SAINT (Bruker, 2000); data reduction: SAINT; program(s) used to solve structure: SHELXTL (Sheldrick, 2008); program(s) used to refine structure: SHELXTL; molecular graphics: SHELXTL; software used to prepare material for publication: SHELXTL, PARST (Nardelli, 1995) and PLATON (Spek, 2009).
Supporting information
https://doi.org/10.1107/S1600536812028218/go2061sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536812028218/go2061Isup2.hkl
Supporting information file. DOI: https://doi.org/10.1107/S1600536812028218/go2061Isup3.cml
A solution of 4-chlorobenzoylisothiocyanate (1.9162 g, 0.015 mol) in 30 ml acetone was added into a flask containing 20 ml acetone solution of diethylenetriamine (0.543 g, 0.005 mol). The solution mixture was stirred in ice bath for 1 h. The resulting solution was poured onto an ice cubes to yield a yellow precipitate.The precipitated was filtered off, washed with distilled water and left to dried in atmosphere. Good quality crystal were obtained by recrystallization from ethanol.
All H atoms attached to C and N atoms were fixed geometrically and treated as riding with C—H= 0.93 Å(aromatic) or 0.97 Å(methylene)and N—H= 0.86 Å with Uiso(H)=1.2Ueq(C or N). There were 2174 Friedel Pairs.
Some bis(thiourea) compounds with several bridges such as 3,3'-dibenzoyl-1,1'-(butane-1,4-diyl)-dithiourea (Ding et al., 2008) 1,2-bis(N'-benzoylthioureido)cyclohexane (Jumal et al., 2011) and 1-(4-methylbenzoyl)-3-{2-[3-(4-methylbenzoyl)thioureido]phenyl}thiourea (Osman & Yamin, 2011) have been synthesized by the established reaction between carbonoyl isothiocyanate with the diamines. However,the reaction of 4-chlorobenzoyl isothiocyanate with diethylenetriamine(DIEN) did not give the expected bis or tris(thiourea) but instead, the title compound was obtained indicating a π–π interaction with a centroid to centroid distance of 3.607 (3)°. There are four intramolecular short contacts, N2—H2A··· O1, N4—H4A···O2,in the molecule. In the crystal sructure, the molecules are linked by N5—H5A···O1(x,-y,1/2+z), N2···H2A···S1(x,-y,-1/2+z) to form a one dimensional zig-zag chain which runs parallel to the c axis, Figure 2. These chains are linked and C17—H17A···O2(x,-1+y,z) hydrogen bond forming a two-dimensional sheet which runs parallel to the bc plane.
by the middle nitrogen atom of DIEN to the thiono carbon forming the azomethine funtional group (Fig.1). The molecule consists of the substituted 4-chlorobenzoylimidazolidin-2-ylidene and 4-chlorobenzoylthioureido moiety connected by the ethylene bridge. The N2—C8 and C8—N1 bond lengths of 1.321 (6) and 1.344 (6) Å respectively which are slightly shorter than C8—N3 bond length (1.364 (6) Å) indicates some degree of delocalization along the bonds. The five membered ring N2/N3/C8/C9/C10 is slightly twisted about the C9—C10 bond with these atoms having deviations of of 0.095 (5)Å and -0.091Å from the mean plane of the 5 atoms. The thiourea moiety S1/N4/N5/C13 is planar (maximum deviation 0.003 (3) Å) for atom C13 from the mean plane. The cis-trans geometry of the thiourea moeity is maintained. The benzene rings of the two hanging arms are nearly co-planar with dihedral angle of 4.88 (19)° between them so forming an intramolecularFor the structures of bis(N-benzoylthioureas) derived from aliphatic diamines, see: Ding et al. (2008). For those derived from cyclohexane diamine, see: Jumal et al. (2011). For those derived from aromatic diamines, see: Osman & Yamin (2011); Dong et al. (2008).
Data collection: SMART (Bruker, 2000); cell
SAINT (Bruker, 2000); data reduction: SAINT (Bruker, 2000); 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), PARST (Nardelli, 1995) and PLATON (Spek, 2009).C20H19Cl2N5O2S | F(000) = 960 |
Mr = 464.36 | Dx = 1.457 Mg m−3 |
Monoclinic, Cc | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: C -2yc | Cell parameters from 2230 reflections |
a = 24.488 (7) Å | θ = 3.1–26.4° |
b = 6.645 (2) Å | µ = 0.43 mm−1 |
c = 13.108 (4) Å | T = 296 K |
β = 97.16 (2)° | Slab, colourless |
V = 2116.2 (11) Å3 | 0.22 × 0.08 × 0.07 mm |
Z = 4 |
Bruker SMART APEX CCD area-detector diffractometer | 4165 independent reflections |
Radiation source: fine-focus sealed tube | 2855 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.055 |
Detector resolution: 83.66 pixels mm-1 | θmax = 26.4°, θmin = 3.1° |
ω scan | h = −30→30 |
Absorption correction: multi-scan (SADABS; Bruker, 2000) | k = −8→8 |
Tmin = 0.911, Tmax = 0.970 | l = −16→16 |
8499 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)] = 0.040 | H atoms treated by a mixture of independent and constrained refinement |
wR(F2) = 0.090 | w = 1/[σ2(Fo2) + (0.0374P)2] where P = (Fo2 + 2Fc2)/3 |
S = 0.93 | (Δ/σ)max < 0.001 |
4165 reflections | Δρmax = 0.18 e Å−3 |
283 parameters | Δρmin = −0.28 e Å−3 |
5 restraints | Absolute structure: Flack (1983) ???? Friedel pairs |
Primary atom site location: structure-invariant direct methods | Absolute structure parameter: 0.06 (6) |
C20H19Cl2N5O2S | V = 2116.2 (11) Å3 |
Mr = 464.36 | Z = 4 |
Monoclinic, Cc | Mo Kα radiation |
a = 24.488 (7) Å | µ = 0.43 mm−1 |
b = 6.645 (2) Å | T = 296 K |
c = 13.108 (4) Å | 0.22 × 0.08 × 0.07 mm |
β = 97.16 (2)° |
Bruker SMART APEX CCD area-detector diffractometer | 4165 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2000) | 2855 reflections with I > 2σ(I) |
Tmin = 0.911, Tmax = 0.970 | Rint = 0.055 |
8499 measured reflections |
R[F2 > 2σ(F2)] = 0.040 | H atoms treated by a mixture of independent and constrained refinement |
wR(F2) = 0.090 | Δρmax = 0.18 e Å−3 |
S = 0.93 | Δρmin = −0.28 e Å−3 |
4165 reflections | Absolute structure: Flack (1983) ???? Friedel pairs |
283 parameters | Absolute structure parameter: 0.06 (6) |
5 restraints |
Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds 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 > 2sigma(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 | ||
Cl1 | 0.84274 (4) | 0.3989 (2) | 0.19364 (9) | 0.0858 (4) | |
Cl2 | 0.83019 (4) | −0.17344 (19) | 0.37999 (10) | 0.0887 (4) | |
S1 | 0.47526 (3) | 0.21472 (13) | 0.36669 (7) | 0.0574 (3) | |
O1 | 0.59035 (9) | 0.0679 (4) | 0.0292 (2) | 0.0654 (7) | |
O2 | 0.63898 (9) | 0.5325 (3) | 0.35719 (19) | 0.0536 (6) | |
N1 | 0.56767 (10) | 0.3697 (4) | 0.1039 (2) | 0.0456 (7) | |
N2 | 0.48754 (11) | 0.1718 (5) | 0.0424 (2) | 0.0564 (8) | |
H2A | 0.5083 (15) | 0.083 (5) | 0.018 (3) | 0.100 (16)* | |
N3 | 0.47666 (10) | 0.4668 (4) | 0.1099 (2) | 0.0478 (7) | |
N4 | 0.53148 (11) | 0.5442 (4) | 0.3285 (2) | 0.0479 (7) | |
H4A | 0.5640 (7) | 0.584 (5) | 0.319 (3) | 0.053 (10)* | |
N5 | 0.58290 (10) | 0.2711 (4) | 0.3890 (2) | 0.0426 (6) | |
H5A | 0.583 (2) | 0.153 (3) | 0.415 (4) | 0.13 (2)* | |
C1 | 0.70080 (13) | 0.1240 (6) | 0.1077 (3) | 0.0509 (9) | |
H1B | 0.6892 | −0.0066 | 0.0914 | 0.061* | |
C2 | 0.75617 (14) | 0.1603 (6) | 0.1344 (3) | 0.0550 (9) | |
H2B | 0.7817 | 0.0561 | 0.1368 | 0.066* | |
C3 | 0.77275 (14) | 0.3549 (6) | 0.1573 (3) | 0.0566 (10) | |
C4 | 0.73592 (13) | 0.5075 (5) | 0.1551 (3) | 0.0534 (9) | |
H4B | 0.7481 | 0.6377 | 0.1710 | 0.064* | |
C5 | 0.68087 (14) | 0.4709 (5) | 0.1295 (2) | 0.0496 (8) | |
H5B | 0.6559 | 0.5764 | 0.1288 | 0.060* | |
C6 | 0.66193 (13) | 0.2761 (5) | 0.1045 (2) | 0.0434 (8) | |
C7 | 0.60276 (13) | 0.2283 (5) | 0.0752 (2) | 0.0444 (8) | |
C8 | 0.51449 (13) | 0.3336 (5) | 0.0849 (2) | 0.0433 (8) | |
C9 | 0.42894 (14) | 0.2020 (6) | 0.0255 (3) | 0.0606 (9) | |
H9A | 0.4095 | 0.0871 | 0.0488 | 0.073* | |
H9B | 0.4164 | 0.2259 | −0.0466 | 0.073* | |
C10 | 0.42110 (14) | 0.3873 (6) | 0.0898 (3) | 0.0624 (10) | |
H10A | 0.3964 | 0.4832 | 0.0520 | 0.075* | |
H10B | 0.4068 | 0.3519 | 0.1532 | 0.075* | |
C11 | 0.48875 (14) | 0.6591 (5) | 0.1608 (3) | 0.0538 (9) | |
H11A | 0.4633 | 0.7594 | 0.1294 | 0.065* | |
H11B | 0.5256 | 0.7006 | 0.1504 | 0.065* | |
C12 | 0.48476 (14) | 0.6519 (5) | 0.2745 (3) | 0.0516 (9) | |
H12A | 0.4839 | 0.7878 | 0.3011 | 0.062* | |
H12B | 0.4509 | 0.5851 | 0.2862 | 0.062* | |
C13 | 0.53131 (12) | 0.3544 (5) | 0.3597 (2) | 0.0420 (7) | |
C14 | 0.63297 (12) | 0.3540 (5) | 0.3762 (2) | 0.0412 (7) | |
C15 | 0.68047 (12) | 0.2137 (5) | 0.3839 (2) | 0.0419 (7) | |
C16 | 0.67515 (12) | 0.0123 (5) | 0.3578 (2) | 0.0443 (8) | |
H16A | 0.6403 | −0.0424 | 0.3402 | 0.053* | |
C17 | 0.72101 (13) | −0.1086 (5) | 0.3576 (3) | 0.0483 (8) | |
H17A | 0.7173 | −0.2439 | 0.3398 | 0.058* | |
C18 | 0.77199 (13) | −0.0256 (6) | 0.3840 (3) | 0.0516 (8) | |
C19 | 0.77881 (13) | 0.1758 (5) | 0.4111 (3) | 0.0524 (8) | |
H19A | 0.8137 | 0.2295 | 0.4294 | 0.063* | |
C20 | 0.73277 (12) | 0.2930 (5) | 0.4101 (2) | 0.0473 (8) | |
H20A | 0.7366 | 0.4285 | 0.4274 | 0.057* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cl1 | 0.0511 (5) | 0.1137 (9) | 0.0944 (8) | −0.0131 (6) | 0.0161 (5) | −0.0142 (7) |
Cl2 | 0.0558 (6) | 0.0981 (9) | 0.1106 (9) | 0.0265 (6) | 0.0045 (5) | −0.0239 (8) |
S1 | 0.0419 (4) | 0.0488 (5) | 0.0824 (7) | 0.0017 (4) | 0.0109 (4) | 0.0106 (5) |
O1 | 0.0544 (13) | 0.0527 (15) | 0.0894 (19) | −0.0025 (11) | 0.0106 (12) | −0.0293 (14) |
O2 | 0.0536 (13) | 0.0330 (13) | 0.0734 (17) | −0.0069 (10) | 0.0045 (11) | 0.0035 (12) |
N1 | 0.0427 (15) | 0.0405 (16) | 0.0538 (18) | 0.0054 (12) | 0.0067 (13) | −0.0050 (13) |
N2 | 0.0456 (16) | 0.0532 (19) | 0.071 (2) | 0.0027 (14) | 0.0082 (14) | −0.0145 (16) |
N3 | 0.0490 (15) | 0.0394 (16) | 0.0549 (18) | 0.0093 (12) | 0.0058 (13) | −0.0024 (14) |
N4 | 0.0479 (16) | 0.0333 (15) | 0.0626 (19) | 0.0049 (12) | 0.0068 (14) | 0.0006 (13) |
N5 | 0.0381 (14) | 0.0378 (15) | 0.0518 (17) | 0.0011 (12) | 0.0055 (12) | 0.0054 (14) |
C1 | 0.054 (2) | 0.050 (2) | 0.049 (2) | 0.0073 (16) | 0.0064 (16) | −0.0063 (17) |
C2 | 0.053 (2) | 0.065 (2) | 0.049 (2) | 0.0126 (17) | 0.0112 (16) | −0.0059 (19) |
C3 | 0.050 (2) | 0.074 (3) | 0.047 (2) | −0.0066 (19) | 0.0136 (17) | −0.004 (2) |
C4 | 0.056 (2) | 0.049 (2) | 0.058 (2) | −0.0078 (17) | 0.0134 (17) | −0.0080 (18) |
C5 | 0.059 (2) | 0.046 (2) | 0.046 (2) | 0.0006 (16) | 0.0140 (16) | −0.0008 (16) |
C6 | 0.0538 (19) | 0.044 (2) | 0.0344 (19) | 0.0026 (15) | 0.0130 (15) | −0.0008 (15) |
C7 | 0.0492 (18) | 0.0414 (19) | 0.043 (2) | 0.0021 (14) | 0.0071 (15) | −0.0056 (16) |
C8 | 0.0509 (19) | 0.0421 (19) | 0.0378 (18) | 0.0025 (15) | 0.0090 (15) | −0.0011 (15) |
C9 | 0.0486 (19) | 0.062 (2) | 0.072 (3) | −0.0022 (16) | 0.0121 (18) | −0.008 (2) |
C10 | 0.048 (2) | 0.068 (3) | 0.070 (3) | 0.0153 (17) | 0.0064 (18) | −0.003 (2) |
C11 | 0.061 (2) | 0.0326 (18) | 0.068 (3) | 0.0122 (15) | 0.0082 (18) | 0.0048 (17) |
C12 | 0.063 (2) | 0.0361 (19) | 0.055 (2) | 0.0175 (15) | 0.0035 (17) | −0.0065 (16) |
C13 | 0.0421 (16) | 0.0401 (19) | 0.044 (2) | 0.0069 (13) | 0.0053 (14) | −0.0033 (15) |
C14 | 0.0422 (17) | 0.0419 (19) | 0.0393 (19) | −0.0029 (14) | 0.0041 (13) | −0.0008 (16) |
C15 | 0.0432 (16) | 0.0407 (18) | 0.0420 (19) | −0.0046 (13) | 0.0060 (14) | 0.0014 (15) |
C16 | 0.0411 (16) | 0.0443 (19) | 0.048 (2) | −0.0046 (14) | 0.0074 (14) | 0.0008 (16) |
C17 | 0.0473 (18) | 0.0401 (18) | 0.058 (2) | −0.0011 (15) | 0.0101 (16) | −0.0010 (17) |
C18 | 0.0441 (17) | 0.060 (2) | 0.051 (2) | 0.0098 (16) | 0.0082 (15) | −0.0001 (18) |
C19 | 0.0387 (17) | 0.059 (2) | 0.058 (2) | −0.0068 (16) | 0.0023 (15) | −0.0031 (19) |
C20 | 0.0448 (18) | 0.0454 (19) | 0.051 (2) | −0.0051 (15) | 0.0033 (15) | −0.0003 (16) |
Cl1—C3 | 1.745 (4) | C4—H4B | 0.9300 |
Cl2—C18 | 1.737 (3) | C5—C6 | 1.400 (4) |
S1—C13 | 1.669 (3) | C5—H5B | 0.9300 |
O1—C7 | 1.243 (4) | C6—C7 | 1.486 (4) |
O2—C14 | 1.224 (3) | C9—C10 | 1.518 (5) |
N1—C8 | 1.317 (4) | C9—H9A | 0.9700 |
N1—C7 | 1.358 (4) | C9—H9B | 0.9700 |
N2—C8 | 1.346 (4) | C10—H10A | 0.9700 |
N2—C9 | 1.438 (4) | C10—H10B | 0.9700 |
N2—H2A | 0.865 (10) | C11—C12 | 1.505 (5) |
N3—C8 | 1.351 (4) | C11—H11A | 0.9700 |
N3—C10 | 1.453 (4) | C11—H11B | 0.9700 |
N3—C11 | 1.455 (4) | C12—H12A | 0.9700 |
N4—C13 | 1.326 (4) | C12—H12B | 0.9700 |
N4—C12 | 1.456 (4) | C14—C15 | 1.484 (4) |
N4—H4A | 0.864 (10) | C15—C16 | 1.384 (4) |
N5—C14 | 1.374 (4) | C15—C20 | 1.388 (4) |
N5—C13 | 1.389 (4) | C16—C17 | 1.381 (4) |
N5—H5A | 0.857 (10) | C16—H16A | 0.9300 |
C1—C2 | 1.378 (5) | C17—C18 | 1.369 (4) |
C1—C6 | 1.385 (4) | C17—H17A | 0.9300 |
C1—H1B | 0.9300 | C18—C19 | 1.389 (5) |
C2—C3 | 1.378 (5) | C19—C20 | 1.369 (4) |
C2—H2B | 0.9300 | C19—H19A | 0.9300 |
C3—C4 | 1.355 (5) | C20—H20A | 0.9300 |
C4—C5 | 1.370 (4) | ||
C8—N1—C7 | 117.8 (3) | N3—C10—C9 | 102.4 (3) |
C8—N2—C9 | 112.4 (3) | N3—C10—H10A | 111.3 |
C8—N2—H2A | 115 (3) | C9—C10—H10A | 111.3 |
C9—N2—H2A | 131 (3) | N3—C10—H10B | 111.3 |
C8—N3—C10 | 111.9 (3) | C9—C10—H10B | 111.3 |
C8—N3—C11 | 125.5 (3) | H10A—C10—H10B | 109.2 |
C10—N3—C11 | 122.3 (3) | N3—C11—C12 | 113.1 (3) |
C13—N4—C12 | 125.8 (3) | N3—C11—H11A | 109.0 |
C13—N4—H4A | 112 (2) | C12—C11—H11A | 109.0 |
C12—N4—H4A | 118 (2) | N3—C11—H11B | 109.0 |
C14—N5—C13 | 127.0 (3) | C12—C11—H11B | 109.0 |
C14—N5—H5A | 117 (3) | H11A—C11—H11B | 107.8 |
C13—N5—H5A | 116 (3) | N4—C12—C11 | 110.7 (3) |
C2—C1—C6 | 122.1 (3) | N4—C12—H12A | 109.5 |
C2—C1—H1B | 119.0 | C11—C12—H12A | 109.5 |
C6—C1—H1B | 119.0 | N4—C12—H12B | 109.5 |
C3—C2—C1 | 118.2 (3) | C11—C12—H12B | 109.5 |
C3—C2—H2B | 120.9 | H12A—C12—H12B | 108.1 |
C1—C2—H2B | 120.9 | N4—C13—N5 | 115.3 (3) |
C4—C3—C2 | 121.4 (3) | N4—C13—S1 | 125.5 (2) |
C4—C3—Cl1 | 120.6 (3) | N5—C13—S1 | 119.3 (2) |
C2—C3—Cl1 | 118.0 (3) | O2—C14—N5 | 123.0 (3) |
C3—C4—C5 | 120.3 (3) | O2—C14—C15 | 120.6 (3) |
C3—C4—H4B | 119.8 | N5—C14—C15 | 116.3 (3) |
C5—C4—H4B | 119.8 | C16—C15—C20 | 118.9 (3) |
C4—C5—C6 | 120.6 (3) | C16—C15—C14 | 122.8 (3) |
C4—C5—H5B | 119.7 | C20—C15—C14 | 118.0 (3) |
C6—C5—H5B | 119.7 | C17—C16—C15 | 120.8 (3) |
C1—C6—C5 | 117.4 (3) | C17—C16—H16A | 119.6 |
C1—C6—C7 | 119.7 (3) | C15—C16—H16A | 119.6 |
C5—C6—C7 | 122.8 (3) | C18—C17—C16 | 118.8 (3) |
O1—C7—N1 | 127.1 (3) | C18—C17—H17A | 120.6 |
O1—C7—C6 | 118.7 (3) | C16—C17—H17A | 120.6 |
N1—C7—C6 | 114.2 (3) | C17—C18—C19 | 122.0 (3) |
N1—C8—N2 | 130.2 (3) | C17—C18—Cl2 | 119.4 (3) |
N1—C8—N3 | 121.8 (3) | C19—C18—Cl2 | 118.7 (3) |
N2—C8—N3 | 107.9 (3) | C20—C19—C18 | 118.2 (3) |
N2—C9—C10 | 102.7 (3) | C20—C19—H19A | 120.9 |
N2—C9—H9A | 111.2 | C18—C19—H19A | 120.9 |
C10—C9—H9A | 111.2 | C19—C20—C15 | 121.3 (3) |
N2—C9—H9B | 111.2 | C19—C20—H20A | 119.3 |
C10—C9—H9B | 111.2 | C15—C20—H20A | 119.3 |
H9A—C9—H9B | 109.1 | ||
C6—C1—C2—C3 | −0.7 (5) | C11—N3—C10—C9 | 173.4 (3) |
C1—C2—C3—C4 | 0.7 (5) | N2—C9—C10—N3 | 15.4 (4) |
C1—C2—C3—Cl1 | 178.7 (3) | C8—N3—C11—C12 | −99.4 (4) |
C2—C3—C4—C5 | −0.1 (5) | C10—N3—C11—C12 | 73.8 (4) |
Cl1—C3—C4—C5 | −178.0 (3) | C13—N4—C12—C11 | −100.0 (4) |
C3—C4—C5—C6 | −0.6 (5) | N3—C11—C12—N4 | 73.6 (4) |
C2—C1—C6—C5 | 0.0 (5) | C12—N4—C13—N5 | 166.5 (3) |
C2—C1—C6—C7 | 180.0 (3) | C12—N4—C13—S1 | −14.0 (5) |
C4—C5—C6—C1 | 0.6 (4) | C14—N5—C13—N4 | −9.4 (5) |
C4—C5—C6—C7 | −179.4 (3) | C14—N5—C13—S1 | 171.1 (3) |
C8—N1—C7—O1 | 2.4 (5) | C13—N5—C14—O2 | 16.6 (5) |
C8—N1—C7—C6 | −176.9 (3) | C13—N5—C14—C15 | −161.9 (3) |
C1—C6—C7—O1 | −18.3 (4) | O2—C14—C15—C16 | −149.1 (3) |
C5—C6—C7—O1 | 161.6 (3) | N5—C14—C15—C16 | 29.5 (5) |
C1—C6—C7—N1 | 161.0 (3) | O2—C14—C15—C20 | 25.3 (5) |
C5—C6—C7—N1 | −19.0 (4) | N5—C14—C15—C20 | −156.2 (3) |
C7—N1—C8—N2 | 1.9 (5) | C20—C15—C16—C17 | −0.1 (5) |
C7—N1—C8—N3 | −179.3 (3) | C14—C15—C16—C17 | 174.3 (3) |
C9—N2—C8—N1 | −173.8 (3) | C15—C16—C17—C18 | 0.1 (5) |
C9—N2—C8—N3 | 7.3 (4) | C16—C17—C18—C19 | 0.2 (5) |
C10—N3—C8—N1 | −175.0 (3) | C16—C17—C18—Cl2 | −177.9 (2) |
C11—N3—C8—N1 | −1.2 (5) | C17—C18—C19—C20 | −0.6 (5) |
C10—N3—C8—N2 | 4.0 (4) | Cl2—C18—C19—C20 | 177.5 (3) |
C11—N3—C8—N2 | 177.8 (3) | C18—C19—C20—C15 | 0.7 (5) |
C8—N2—C9—C10 | −14.6 (4) | C16—C15—C20—C19 | −0.4 (5) |
C8—N3—C10—C9 | −12.6 (4) | C14—C15—C20—C19 | −174.9 (3) |
D—H···A | D—H | H···A | D···A | D—H···A |
N2—H2A···O1 | 0.87 (1) | 2.00 (4) | 2.637 (4) | 130 (4) |
N2—H2A···S1i | 0.87 (1) | 2.85 (4) | 3.438 (3) | 127 (4) |
N4—H4A···O2 | 0.86 (1) | 1.87 (2) | 2.614 (3) | 143 (3) |
N5—H5A···O1ii | 0.86 (1) | 2.09 (2) | 2.898 (4) | 157 (5) |
C17—H17A···O2iii | 0.93 | 2.46 | 3.118 (4) | 128 |
Symmetry codes: (i) x, −y, z−1/2; (ii) x, −y, z+1/2; (iii) x, y−1, z. |
Experimental details
Crystal data | |
Chemical formula | C20H19Cl2N5O2S |
Mr | 464.36 |
Crystal system, space group | Monoclinic, Cc |
Temperature (K) | 296 |
a, b, c (Å) | 24.488 (7), 6.645 (2), 13.108 (4) |
β (°) | 97.16 (2) |
V (Å3) | 2116.2 (11) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.43 |
Crystal size (mm) | 0.22 × 0.08 × 0.07 |
Data collection | |
Diffractometer | Bruker SMART APEX CCD area-detector |
Absorption correction | Multi-scan (SADABS; Bruker, 2000) |
Tmin, Tmax | 0.911, 0.970 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 8499, 4165, 2855 |
Rint | 0.055 |
(sin θ/λ)max (Å−1) | 0.626 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.040, 0.090, 0.93 |
No. of reflections | 4165 |
No. of parameters | 283 |
No. of restraints | 5 |
H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
Δρmax, Δρmin (e Å−3) | 0.18, −0.28 |
Absolute structure | Flack (1983) ???? Friedel pairs |
Absolute structure parameter | 0.06 (6) |
Computer programs: SMART (Bruker, 2000), SAINT (Bruker, 2000), SHELXTL (Sheldrick, 2008), PARST (Nardelli, 1995) and PLATON (Spek, 2009).
D—H···A | D—H | H···A | D···A | D—H···A |
N2—H2A···O1 | 0.865 (10) | 2.00 (4) | 2.637 (4) | 130 (4) |
N2—H2A···S1i | 0.865 (10) | 2.85 (4) | 3.438 (3) | 127 (4) |
N4—H4A···O2 | 0.864 (10) | 1.87 (2) | 2.614 (3) | 143 (3) |
N5—H5A···O1ii | 0.857 (10) | 2.09 (2) | 2.898 (4) | 157 (5) |
C17—H17A···O2iii | 0.93 | 2.46 | 3.118 (4) | 128 |
Symmetry codes: (i) x, −y, z−1/2; (ii) x, −y, z+1/2; (iii) x, y−1, z. |
Acknowledgements
The authors thank Universiti Kebangsaan Malaysia and the Ministry of Higher Education, Malaysia, for research grant No. UKM-GUP-NBT-08-27-110.
References
Bruker (2000). SADABS, SMART and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA. Google Scholar
Ding, Y.-J., Chang, X.-B., Yang, X.-Q. & Dong, W.-K. (2008). Acta Cryst. E64, o658. Web of Science CSD CrossRef IUCr Journals Google Scholar
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Some bis(thiourea) compounds with several bridges such as 3,3'-dibenzoyl-1,1'-(butane-1,4-diyl)-dithiourea (Ding et al., 2008) 1,2-bis(N'-benzoylthioureido)cyclohexane (Jumal et al., 2011) and 1-(4-methylbenzoyl)-3-{2-[3-(4-methylbenzoyl)thioureido]phenyl}thiourea (Osman & Yamin, 2011) have been synthesized by the established reaction between carbonoyl isothiocyanate with the diamines. However,the reaction of 4-chlorobenzoyl isothiocyanate with diethylenetriamine(DIEN) did not give the expected bis or tris(thiourea) but instead, the title compound was obtained indicating a cyclization by the middle nitrogen atom of DIEN to the thiono carbon forming the azomethine funtional group (Fig.1). The molecule consists of the substituted 4-chlorobenzoylimidazolidin-2-ylidene and 4-chlorobenzoylthioureido moiety connected by the ethylene bridge. The N2—C8 and C8—N1 bond lengths of 1.321 (6) and 1.344 (6) Å respectively which are slightly shorter than C8—N3 bond length (1.364 (6) Å) indicates some degree of delocalization along the bonds. The five membered ring N2/N3/C8/C9/C10 is slightly twisted about the C9—C10 bond with these atoms having deviations of of 0.095 (5)Å and -0.091Å from the mean plane of the 5 atoms. The thiourea moiety S1/N4/N5/C13 is planar (maximum deviation 0.003 (3) Å) for atom C13 from the mean plane. The cis-trans geometry of the thiourea moeity is maintained. The benzene rings of the two hanging arms are nearly co-planar with dihedral angle of 4.88 (19)° between them so forming an intramolecular π–π interaction with a centroid to centroid distance of 3.607 (3)°. There are four intramolecular short contacts, N2—H2A··· O1, N4—H4A···O2,in the molecule. In the crystal sructure, the molecules are linked by N5—H5A···O1(x,-y,1/2+z), N2···H2A···S1(x,-y,-1/2+z) to form a one dimensional zig-zag chain which runs parallel to the c axis, Figure 2. These chains are linked and C17—H17A···O2(x,-1+y,z) hydrogen bond forming a two-dimensional sheet which runs parallel to the bc plane.