organic compounds
(1S,3′S,3a′R,6′S)-6′-(2-Chlorophenyl)-3′-[(2R,3S)-1-(4-methoxyphenyl)-4-oxo-3-phenylazetidin-2-yl]-2-oxo-3′,3′a,4′,6′-tetrahydro-2H,2′H-spiro[acenaphthylene-1,1′-pyrrolo[1,2-c][1,3]thiazole]-2′,2′-dicarbonitrile
aCentre of Advanced Study in Crystallography and Biophysics, University of Madras, Guindy Campus, Chennai 600 025, India, and bDepartment of Organic Chemistry, University of Madras, Guindy Campus, Chennai 600 025, India
*Correspondence e-mail: shirai2011@gmail.com
The molecular conformation of the title compound, C41H29ClN4O3S, is stabilized by intramolecular C—H⋯O and C—H⋯Cl hydrogen bonds. The thiazole ring adopts an with the N atom as the flap, while the pyrrolidine ring has a twisted conformation on the N—C bond involving the spiro C atom. The β lactam ring makes dihedral angles of 39.74 (15) and 16.21 (16)° with the mean planes of the thiazole and pyrrolidine rings, respectively. The thiazole ring mean plane makes dihedral angles of 23.79 (13) and 70.88 (13) ° with the pyrrolidine and cyclopentane rings, respectively, while the pyrrolidine ring makes a dihedral angle of 85.63 (13)° with the cyclopentane ring. The O atom attached to the β lactam ring deviates from its mean plane by 0.040 (2) Å, while the O atom attached to the cyclopentane ring deviates from its mean plane by 0.132 (2) Å. In the crystal, molecules are linked by C—H⋯O hydrogen bonds, forming chains along [010], and C—H⋯π and π-π interactions [centroid-centroid distance = 3.6928 (17) Å].
Related literature
For general background to β-lactams, see: Banik & Becker (2000); Brakhage (1998). For a related structure, see: Sundaramoorthy et al. (2012).
Experimental
Crystal data
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Data collection: APEX2 (Bruker, 2008); cell SAINT (Bruker, 2008); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 for Windows (Farrugia, 2012); software used to prepare material for publication: SHELXL97 and PLATON (Spek, 2009).
Supporting information
https://doi.org/10.1107/S1600536813009276/su2576sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536813009276/su2576Isup2.hkl
A mixture of 2-(2-chlorophenyl)thiazolidine-4-carboxylic acid (1.1 mmol), acenapthenequinone (1.0 mmol) and 2-((1-(4-methoxycyclohexa-2,4-dienyl)-4- oxo-3-phenylazetidin-2-yl)methylene)malononitrile (1.0 mmol) was refluxed in methanol. Completion of the reaction was controlled by TLC. The solvent was removed in vacuo, then the crude product was diluted with chloroform and washed with water followed by brine solution. The organic layer was separated and dried over Na2SO4. The solvent was removed and the crude product was subjected to
using petroleum ether: ethyl acetate mixture (7:3) as The pure product was dried, dissolved in ethyl acetate and heated for two minutes. The resulting solution was subjected to crystallization by slow evaporation of the solvent for 48 hours giving colourless block-like crystals.The atom coordinates correspond to the
of the molecule in the crystal [Falck parameter = 0.05 (5)]. The H atoms were placed in calculated positions and refined as riding: C—H = 0.93 - 0.97 Å with Uiso(H) = 1.5Ueq(C-methyl) and = 1.2Ueq(C) for other H atoms.The role of β-lactam antibiotics is well known (Banik & Becker, 2000). The most commonly used β-lactam antibiotics for the therapy of infectious diseases are penicillin and cephalosporin (Brakhage, 1998). In view of the potential applications of such compounds we have synthesized the title β-lactam derivative and report herein on its crystal structure.
In the title compound, Fig. 1, the thiazole ring (S1/N2/C18-C20) adopts an β lactam ring (N1/C8/C9/C16) makes a dihedral angle of 39.74 (15)° with the thiazole ring mean plane, and a dihedral angle of 16.21 (16)° with the the pyrrolidine ring mean plane. The β lactam ring makes dihedral angles of 36.83 (16)° and 72.99 (16)° with the methoxy phenyl ring and unsubstituted phenyl ring, respectively. The thiazole ring mean plane makes a dihedral angle of 23.79 (13)° with the pyrrolidine ring mean plane, and a dihedral angle of 70.88 (13)° with the cyclopentane ring (C27/C31/C32/C37/C38) of the acenaphthylen-1(2H)-one ring system. The pyrrolidine ring mean plane is almost normal to the cyclopentane ring with a dihedral angle of 85.62 (13) °. Atom O2 deviates by 0.040 (2) Å from the β lactam ring and O3 deviates by 0.132 (2) Å from the cyclopentane ring. The chlorine atom Cl1 deviates by -0.0427 (8) Å from the phenyl ring to which it is attached.
with atom N2 as the flap. The pyrrolidine ring (N2/C17/C18/C27/C28) adopts a twisted conformation on bond N2-C27. TheIn the crystal, molecules are linked by C—H···O hydrogen bonds, forming chains along the direction, and C-H···π and π-π interactions [Cg2-Cg3i = 3.6928 (17) Å; Cg2 and Cg3 are the centroids of rings C2-C6 and C32-C37, respectively; symmetry code: -x+1, y-1/2, -z]; see Table 1 and Fig. 2 for details.
For general background to β-lactams, see: Banik & Becker (2000); Brakhage (1998). For a related structure, see: Sundaramoorthy et al. (2012).
Data collection: APEX2 (Bruker, 2008); cell
SAINT (Bruker, 2008); data reduction: SAINT (Bruker, 2008); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 for Windows (Farrugia, 2012); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2009).Fig. 1. The molecular structure of the title compound, with the atom labelling. Displacement ellipsoids are drawn at the 30% probability level. | |
Fig. 2. The crystal packing of the title compound viewed along the a axis, showing the hydrogen bonds as dashed lines [see Table 1 for details; H-atoms not involved in hydrogen bonds have been excluded for clarity]. |
C41H29ClN4O3S | F(000) = 720 |
Mr = 693.19 | Dx = 1.359 Mg m−3 |
Monoclinic, P21 | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: P 2yb | Cell parameters from 7910 reflections |
a = 10.7611 (5) Å | θ = 1.9–28.4° |
b = 14.3742 (7) Å | µ = 0.22 mm−1 |
c = 11.6657 (6) Å | T = 293 K |
β = 110.107 (3)° | Block, colourless |
V = 1694.50 (14) Å3 | 0.30 × 0.25 × 0.20 mm |
Z = 2 |
Bruker SMART APEXII area-detector diffractometer | 7910 independent reflections |
Radiation source: fine-focus sealed tube | 5429 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.034 |
ω and φ scans | θmax = 28.4°, θmin = 1.9° |
Absorption correction: multi-scan (SADABS; Bruker, 2008) | h = −14→14 |
Tmin = 0.937, Tmax = 0.957 | k = −18→18 |
15747 measured reflections | l = −15→15 |
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)] = 0.045 | H-atom parameters constrained |
wR(F2) = 0.114 | w = 1/[σ2(Fo2) + (0.0567P)2] where P = (Fo2 + 2Fc2)/3 |
S = 1.00 | (Δ/σ)max = 0.001 |
7910 reflections | Δρmax = 0.24 e Å−3 |
452 parameters | Δρmin = −0.28 e Å−3 |
1 restraint | Absolute structure: Flack (1983), 3527 Friedel pairs |
Primary atom site location: structure-invariant direct methods | Absolute structure parameter: −0.05 (5) |
C41H29ClN4O3S | V = 1694.50 (14) Å3 |
Mr = 693.19 | Z = 2 |
Monoclinic, P21 | Mo Kα radiation |
a = 10.7611 (5) Å | µ = 0.22 mm−1 |
b = 14.3742 (7) Å | T = 293 K |
c = 11.6657 (6) Å | 0.30 × 0.25 × 0.20 mm |
β = 110.107 (3)° |
Bruker SMART APEXII area-detector diffractometer | 7910 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2008) | 5429 reflections with I > 2σ(I) |
Tmin = 0.937, Tmax = 0.957 | Rint = 0.034 |
15747 measured reflections |
R[F2 > 2σ(F2)] = 0.045 | H-atom parameters constrained |
wR(F2) = 0.114 | Δρmax = 0.24 e Å−3 |
S = 1.00 | Δρmin = −0.28 e Å−3 |
7910 reflections | Absolute structure: Flack (1983), 3527 Friedel pairs |
452 parameters | Absolute structure parameter: −0.05 (5) |
1 restraint |
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 | ||
C1 | 0.4023 (3) | 0.4825 (2) | 0.2806 (3) | 0.0781 (9) | |
H1A | 0.3223 | 0.5111 | 0.2281 | 0.117* | |
H1B | 0.3826 | 0.4217 | 0.3037 | 0.117* | |
H1C | 0.4642 | 0.4774 | 0.2382 | 0.117* | |
C2 | 0.5027 (3) | 0.62498 (17) | 0.3725 (3) | 0.0566 (7) | |
C3 | 0.5693 (4) | 0.6716 (2) | 0.4795 (3) | 0.0721 (9) | |
H3 | 0.5779 | 0.6444 | 0.5542 | 0.087* | |
C4 | 0.6227 (3) | 0.75768 (19) | 0.4766 (3) | 0.0622 (7) | |
H4 | 0.6672 | 0.7888 | 0.5490 | 0.075* | |
C5 | 0.6102 (2) | 0.79803 (15) | 0.3656 (2) | 0.0455 (6) | |
C6 | 0.5403 (2) | 0.75252 (16) | 0.2583 (2) | 0.0474 (6) | |
H6 | 0.5299 | 0.7804 | 0.1836 | 0.057* | |
C7 | 0.4860 (2) | 0.66590 (17) | 0.2615 (3) | 0.0518 (6) | |
H7 | 0.4385 | 0.6355 | 0.1894 | 0.062* | |
C8 | 0.7964 (2) | 0.91484 (18) | 0.4313 (2) | 0.0551 (7) | |
C9 | 0.7905 (2) | 0.99648 (17) | 0.3462 (2) | 0.0480 (6) | |
H9 | 0.8518 | 0.9869 | 0.3017 | 0.058* | |
C10 | 0.8058 (2) | 1.09252 (16) | 0.4000 (2) | 0.0439 (5) | |
C11 | 0.7753 (2) | 1.11136 (19) | 0.5039 (2) | 0.0542 (6) | |
H11 | 0.7471 | 1.0635 | 0.5426 | 0.065* | |
C12 | 0.7865 (3) | 1.2002 (2) | 0.5502 (3) | 0.0655 (8) | |
H12 | 0.7647 | 1.2121 | 0.6193 | 0.079* | |
C13 | 0.8297 (3) | 1.2713 (2) | 0.4947 (3) | 0.0653 (8) | |
H13 | 0.8367 | 1.3313 | 0.5260 | 0.078* | |
C14 | 0.8622 (3) | 1.2538 (2) | 0.3938 (3) | 0.0590 (7) | |
H14 | 0.8926 | 1.3018 | 0.3569 | 0.071* | |
C15 | 0.8504 (2) | 1.16505 (18) | 0.3459 (2) | 0.0514 (6) | |
H15 | 0.8725 | 1.1538 | 0.2768 | 0.062* | |
C16 | 0.6481 (2) | 0.95750 (16) | 0.2704 (2) | 0.0406 (5) | |
H16 | 0.6442 | 0.9320 | 0.1913 | 0.049* | |
C17 | 0.5310 (2) | 1.01889 (15) | 0.2601 (2) | 0.0391 (5) | |
H17 | 0.5496 | 1.0516 | 0.3380 | 0.047* | |
C18 | 0.3964 (2) | 0.96917 (16) | 0.2303 (2) | 0.0416 (5) | |
H18 | 0.3954 | 0.9124 | 0.1834 | 0.050* | |
C19 | 0.3453 (2) | 0.9480 (2) | 0.3343 (2) | 0.0560 (7) | |
H19A | 0.3877 | 0.9881 | 0.4036 | 0.067* | |
H19B | 0.3633 | 0.8837 | 0.3602 | 0.067* | |
C20 | 0.1664 (2) | 1.01221 (18) | 0.1256 (2) | 0.0477 (6) | |
H20 | 0.1135 | 1.0693 | 0.1064 | 0.057* | |
C21 | 0.1057 (2) | 0.94262 (17) | 0.0232 (2) | 0.0470 (6) | |
C22 | 0.1457 (3) | 0.8500 (2) | 0.0340 (3) | 0.0614 (7) | |
H22 | 0.2089 | 0.8298 | 0.1064 | 0.074* | |
C23 | 0.0937 (3) | 0.7875 (2) | −0.0602 (4) | 0.0788 (10) | |
H23 | 0.1231 | 0.7262 | −0.0516 | 0.095* | |
C24 | −0.0014 (3) | 0.8161 (3) | −0.1668 (3) | 0.0804 (10) | |
H24 | −0.0371 | 0.7738 | −0.2299 | 0.096* | |
C25 | −0.0440 (3) | 0.9063 (3) | −0.1805 (3) | 0.0721 (9) | |
H25 | −0.1080 | 0.9257 | −0.2528 | 0.087* | |
C26 | 0.0093 (2) | 0.9688 (2) | −0.0852 (2) | 0.0555 (6) | |
C27 | 0.3593 (2) | 1.07144 (15) | 0.06371 (19) | 0.0401 (5) | |
C28 | 0.5037 (2) | 1.09515 (16) | 0.1552 (2) | 0.0401 (5) | |
C29 | 0.6010 (2) | 1.09509 (18) | 0.0923 (2) | 0.0473 (6) | |
C30 | 0.5047 (2) | 1.18733 (18) | 0.2100 (2) | 0.0508 (6) | |
C31 | 0.3687 (2) | 0.99588 (17) | −0.0320 (2) | 0.0421 (5) | |
C32 | 0.2909 (2) | 1.03007 (18) | −0.1534 (2) | 0.0446 (6) | |
C33 | 0.2603 (2) | 0.9912 (2) | −0.2675 (2) | 0.0579 (7) | |
H33 | 0.2888 | 0.9317 | −0.2777 | 0.070* | |
C34 | 0.1841 (3) | 1.0450 (3) | −0.3684 (3) | 0.0714 (9) | |
H34 | 0.1621 | 1.0201 | −0.4464 | 0.086* | |
C35 | 0.1418 (3) | 1.1323 (3) | −0.3551 (3) | 0.0703 (9) | |
H35 | 0.0929 | 1.1656 | −0.4243 | 0.084* | |
C36 | 0.1703 (2) | 1.1737 (2) | −0.2392 (2) | 0.0548 (7) | |
C37 | 0.2469 (2) | 1.11967 (17) | −0.1398 (2) | 0.0437 (6) | |
C38 | 0.2821 (2) | 1.14927 (16) | −0.0176 (2) | 0.0440 (6) | |
C39 | 0.2397 (2) | 1.23392 (19) | 0.0068 (3) | 0.0560 (7) | |
H39 | 0.2600 | 1.2545 | 0.0868 | 0.067* | |
C40 | 0.1637 (3) | 1.2898 (2) | −0.0929 (3) | 0.0665 (8) | |
H40 | 0.1358 | 1.3481 | −0.0771 | 0.080* | |
C41 | 0.1300 (3) | 1.2612 (2) | −0.2111 (3) | 0.0641 (8) | |
H41 | 0.0800 | 1.3000 | −0.2738 | 0.077* | |
N1 | 0.67236 (19) | 0.88497 (13) | 0.36479 (17) | 0.0466 (5) | |
N2 | 0.30451 (17) | 1.03727 (14) | 0.15349 (17) | 0.0429 (4) | |
N3 | 0.5058 (3) | 1.25734 (17) | 0.2555 (2) | 0.0757 (7) | |
N4 | 0.6746 (2) | 1.0943 (2) | 0.0429 (2) | 0.0712 (7) | |
O1 | 0.4578 (2) | 0.53771 (14) | 0.3864 (2) | 0.0816 (7) | |
O2 | 0.8777 (2) | 0.88497 (14) | 0.52295 (19) | 0.0801 (7) | |
O3 | 0.43283 (18) | 0.92533 (12) | −0.00412 (16) | 0.0568 (5) | |
S1 | 0.16802 (7) | 0.96921 (7) | 0.27474 (7) | 0.0761 (3) | |
Cl1 | −0.05283 (7) | 1.08123 (6) | −0.10849 (7) | 0.0774 (2) |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.0724 (18) | 0.0524 (18) | 0.114 (3) | −0.0146 (15) | 0.0384 (19) | −0.0068 (18) |
C2 | 0.0729 (17) | 0.0404 (14) | 0.0678 (19) | 0.0018 (12) | 0.0387 (14) | 0.0052 (13) |
C3 | 0.122 (3) | 0.0527 (17) | 0.0529 (17) | −0.0003 (17) | 0.0451 (18) | 0.0045 (14) |
C4 | 0.096 (2) | 0.0501 (16) | 0.0446 (15) | 0.0006 (15) | 0.0291 (14) | −0.0010 (13) |
C5 | 0.0540 (13) | 0.0374 (13) | 0.0455 (14) | 0.0106 (10) | 0.0177 (11) | 0.0052 (11) |
C6 | 0.0542 (14) | 0.0446 (13) | 0.0431 (14) | 0.0071 (11) | 0.0164 (11) | 0.0058 (11) |
C7 | 0.0548 (14) | 0.0453 (14) | 0.0556 (16) | 0.0027 (12) | 0.0192 (12) | −0.0049 (12) |
C8 | 0.0527 (14) | 0.0468 (14) | 0.0554 (16) | 0.0136 (11) | 0.0053 (13) | 0.0003 (12) |
C9 | 0.0427 (12) | 0.0502 (14) | 0.0496 (14) | 0.0050 (10) | 0.0139 (11) | −0.0034 (11) |
C10 | 0.0378 (11) | 0.0432 (13) | 0.0453 (13) | 0.0026 (10) | 0.0075 (10) | −0.0021 (11) |
C11 | 0.0584 (15) | 0.0550 (16) | 0.0523 (16) | −0.0059 (12) | 0.0231 (12) | −0.0023 (12) |
C12 | 0.0711 (18) | 0.072 (2) | 0.0554 (17) | −0.0046 (15) | 0.0238 (15) | −0.0153 (15) |
C13 | 0.0623 (16) | 0.0534 (17) | 0.074 (2) | −0.0003 (13) | 0.0153 (15) | −0.0119 (15) |
C14 | 0.0614 (15) | 0.0515 (16) | 0.0598 (17) | −0.0057 (12) | 0.0150 (13) | 0.0022 (13) |
C15 | 0.0498 (14) | 0.0565 (16) | 0.0464 (14) | −0.0051 (12) | 0.0145 (11) | −0.0012 (12) |
C16 | 0.0465 (12) | 0.0393 (12) | 0.0363 (11) | −0.0007 (10) | 0.0144 (10) | 0.0009 (10) |
C17 | 0.0450 (12) | 0.0396 (12) | 0.0330 (11) | 0.0011 (9) | 0.0137 (10) | 0.0003 (9) |
C18 | 0.0463 (12) | 0.0432 (12) | 0.0349 (11) | −0.0019 (10) | 0.0134 (9) | 0.0018 (10) |
C19 | 0.0585 (15) | 0.0666 (17) | 0.0456 (14) | −0.0045 (13) | 0.0215 (12) | 0.0100 (13) |
C20 | 0.0447 (12) | 0.0564 (15) | 0.0447 (13) | 0.0024 (11) | 0.0186 (10) | 0.0013 (11) |
C21 | 0.0391 (11) | 0.0557 (16) | 0.0504 (14) | −0.0065 (10) | 0.0207 (10) | 0.0008 (12) |
C22 | 0.0550 (15) | 0.0594 (17) | 0.0718 (19) | −0.0066 (13) | 0.0244 (14) | −0.0004 (15) |
C23 | 0.0720 (19) | 0.0641 (19) | 0.110 (3) | −0.0079 (16) | 0.044 (2) | −0.021 (2) |
C24 | 0.0647 (18) | 0.096 (3) | 0.087 (2) | −0.0124 (19) | 0.0346 (18) | −0.036 (2) |
C25 | 0.0526 (15) | 0.105 (3) | 0.0598 (18) | −0.0043 (16) | 0.0212 (14) | −0.0119 (18) |
C26 | 0.0386 (12) | 0.0716 (17) | 0.0591 (16) | −0.0035 (12) | 0.0206 (12) | −0.0023 (14) |
C27 | 0.0419 (11) | 0.0411 (12) | 0.0367 (12) | 0.0019 (10) | 0.0127 (9) | 0.0049 (10) |
C28 | 0.0419 (11) | 0.0400 (12) | 0.0375 (11) | −0.0009 (9) | 0.0125 (9) | 0.0029 (10) |
C29 | 0.0453 (12) | 0.0526 (14) | 0.0411 (13) | −0.0048 (11) | 0.0112 (11) | 0.0059 (11) |
C30 | 0.0556 (14) | 0.0422 (14) | 0.0481 (15) | 0.0006 (11) | 0.0095 (12) | 0.0009 (12) |
C31 | 0.0423 (11) | 0.0440 (13) | 0.0420 (13) | −0.0021 (10) | 0.0169 (10) | 0.0003 (10) |
C32 | 0.0366 (11) | 0.0579 (15) | 0.0387 (13) | −0.0083 (10) | 0.0119 (10) | 0.0015 (11) |
C33 | 0.0504 (14) | 0.0786 (19) | 0.0439 (14) | −0.0109 (13) | 0.0150 (12) | −0.0078 (14) |
C34 | 0.0656 (18) | 0.106 (3) | 0.0374 (15) | −0.0122 (18) | 0.0112 (13) | −0.0043 (16) |
C35 | 0.0553 (16) | 0.103 (3) | 0.0413 (16) | −0.0039 (16) | 0.0025 (13) | 0.0169 (16) |
C36 | 0.0354 (12) | 0.0737 (18) | 0.0511 (16) | −0.0025 (12) | 0.0096 (11) | 0.0172 (14) |
C37 | 0.0351 (11) | 0.0565 (15) | 0.0362 (13) | −0.0027 (10) | 0.0079 (9) | 0.0069 (11) |
C38 | 0.0394 (11) | 0.0470 (14) | 0.0446 (14) | −0.0007 (10) | 0.0133 (10) | 0.0052 (11) |
C39 | 0.0517 (13) | 0.0533 (16) | 0.0604 (17) | 0.0119 (12) | 0.0157 (12) | 0.0055 (13) |
C40 | 0.0549 (15) | 0.0584 (17) | 0.081 (2) | 0.0139 (13) | 0.0165 (15) | 0.0128 (16) |
C41 | 0.0448 (14) | 0.0725 (19) | 0.068 (2) | 0.0104 (13) | 0.0108 (13) | 0.0285 (16) |
N1 | 0.0543 (11) | 0.0395 (10) | 0.0394 (11) | 0.0032 (9) | 0.0078 (9) | 0.0047 (9) |
N2 | 0.0412 (10) | 0.0507 (11) | 0.0380 (10) | 0.0032 (8) | 0.0151 (8) | 0.0071 (9) |
N3 | 0.0922 (18) | 0.0478 (14) | 0.0749 (17) | 0.0059 (13) | 0.0130 (14) | −0.0066 (13) |
N4 | 0.0615 (14) | 0.101 (2) | 0.0575 (15) | −0.0105 (14) | 0.0292 (12) | 0.0029 (14) |
O1 | 0.1154 (17) | 0.0505 (12) | 0.0911 (17) | −0.0150 (11) | 0.0511 (14) | 0.0024 (11) |
O2 | 0.0746 (13) | 0.0640 (12) | 0.0725 (13) | 0.0129 (10) | −0.0121 (11) | 0.0103 (11) |
O3 | 0.0695 (11) | 0.0535 (10) | 0.0486 (10) | 0.0109 (9) | 0.0217 (9) | −0.0015 (8) |
S1 | 0.0604 (4) | 0.1237 (7) | 0.0530 (4) | −0.0016 (4) | 0.0309 (3) | 0.0097 (4) |
Cl1 | 0.0530 (4) | 0.0809 (5) | 0.0861 (5) | 0.0059 (4) | 0.0085 (4) | 0.0137 (4) |
C1—O1 | 1.416 (4) | C19—H19B | 0.9700 |
C1—H1A | 0.9600 | C20—N2 | 1.453 (3) |
C1—H1B | 0.9600 | C20—C21 | 1.522 (4) |
C1—H1C | 0.9600 | C20—S1 | 1.841 (3) |
C2—O1 | 1.374 (3) | C20—H20 | 0.9800 |
C2—C7 | 1.377 (4) | C21—C26 | 1.383 (3) |
C2—C3 | 1.381 (4) | C21—C22 | 1.391 (4) |
C3—C4 | 1.369 (4) | C22—C23 | 1.381 (4) |
C3—H3 | 0.9300 | C22—H22 | 0.9300 |
C4—C5 | 1.382 (4) | C23—C24 | 1.374 (5) |
C4—H4 | 0.9300 | C23—H23 | 0.9300 |
C5—C6 | 1.384 (3) | C24—C25 | 1.366 (5) |
C5—N1 | 1.419 (3) | C24—H24 | 0.9300 |
C6—C7 | 1.382 (3) | C25—C26 | 1.391 (4) |
C6—H6 | 0.9300 | C25—H25 | 0.9300 |
C7—H7 | 0.9300 | C26—Cl1 | 1.735 (3) |
C8—O2 | 1.204 (3) | C27—N2 | 1.452 (3) |
C8—N1 | 1.362 (3) | C27—C38 | 1.517 (3) |
C8—C9 | 1.525 (4) | C27—C31 | 1.586 (3) |
C9—C10 | 1.502 (3) | C27—C28 | 1.590 (3) |
C9—C16 | 1.584 (3) | C28—C30 | 1.470 (4) |
C9—H9 | 0.9800 | C28—C29 | 1.471 (4) |
C10—C11 | 1.387 (4) | C29—N4 | 1.128 (3) |
C10—C15 | 1.386 (4) | C30—N3 | 1.136 (3) |
C11—C12 | 1.375 (4) | C31—O3 | 1.207 (3) |
C11—H11 | 0.9300 | C31—C32 | 1.460 (3) |
C12—C13 | 1.373 (4) | C32—C33 | 1.375 (3) |
C12—H12 | 0.9300 | C32—C37 | 1.400 (3) |
C13—C14 | 1.363 (4) | C33—C34 | 1.412 (4) |
C13—H13 | 0.9300 | C33—H33 | 0.9300 |
C14—C15 | 1.380 (4) | C34—C35 | 1.362 (5) |
C14—H14 | 0.9300 | C34—H34 | 0.9300 |
C15—H15 | 0.9300 | C35—C36 | 1.411 (4) |
C16—N1 | 1.473 (3) | C35—H35 | 0.9300 |
C16—C17 | 1.510 (3) | C36—C37 | 1.404 (3) |
C16—H16 | 0.9800 | C36—C41 | 1.405 (4) |
C17—C18 | 1.544 (3) | C37—C38 | 1.408 (3) |
C17—C28 | 1.593 (3) | C38—C39 | 1.364 (4) |
C17—H17 | 0.9800 | C39—C40 | 1.419 (4) |
C18—N2 | 1.459 (3) | C39—H39 | 0.9300 |
C18—C19 | 1.524 (3) | C40—C41 | 1.363 (4) |
C18—H18 | 0.9800 | C40—H40 | 0.9300 |
C19—S1 | 1.818 (3) | C41—H41 | 0.9300 |
C19—H19A | 0.9700 | ||
O1—C1—H1A | 109.5 | C21—C20—S1 | 112.51 (18) |
O1—C1—H1B | 109.5 | N2—C20—H20 | 108.2 |
H1A—C1—H1B | 109.5 | C21—C20—H20 | 108.2 |
O1—C1—H1C | 109.5 | S1—C20—H20 | 108.2 |
H1A—C1—H1C | 109.5 | C26—C21—C22 | 117.0 (2) |
H1B—C1—H1C | 109.5 | C26—C21—C20 | 121.5 (2) |
O1—C2—C7 | 124.3 (3) | C22—C21—C20 | 121.4 (2) |
O1—C2—C3 | 115.5 (3) | C23—C22—C21 | 121.5 (3) |
C7—C2—C3 | 120.2 (2) | C23—C22—H22 | 119.3 |
C4—C3—C2 | 120.5 (3) | C21—C22—H22 | 119.3 |
C4—C3—H3 | 119.7 | C24—C23—C22 | 119.8 (3) |
C2—C3—H3 | 119.7 | C24—C23—H23 | 120.1 |
C3—C4—C5 | 119.8 (3) | C22—C23—H23 | 120.1 |
C3—C4—H4 | 120.1 | C25—C24—C23 | 120.4 (3) |
C5—C4—H4 | 120.1 | C25—C24—H24 | 119.8 |
C4—C5—C6 | 119.8 (2) | C23—C24—H24 | 119.8 |
C4—C5—N1 | 118.8 (2) | C24—C25—C26 | 119.3 (3) |
C6—C5—N1 | 121.4 (2) | C24—C25—H25 | 120.3 |
C7—C6—C5 | 120.3 (2) | C26—C25—H25 | 120.3 |
C7—C6—H6 | 119.8 | C21—C26—C25 | 121.9 (3) |
C5—C6—H6 | 119.8 | C21—C26—Cl1 | 121.6 (2) |
C2—C7—C6 | 119.4 (2) | C25—C26—Cl1 | 116.5 (2) |
C2—C7—H7 | 120.3 | N2—C27—C38 | 115.48 (19) |
C6—C7—H7 | 120.3 | N2—C27—C31 | 114.61 (18) |
O2—C8—N1 | 131.6 (3) | C38—C27—C31 | 102.62 (17) |
O2—C8—C9 | 135.1 (2) | N2—C27—C28 | 97.68 (15) |
N1—C8—C9 | 93.33 (18) | C38—C27—C28 | 117.40 (18) |
C10—C9—C8 | 117.5 (2) | C31—C27—C28 | 109.55 (17) |
C10—C9—C16 | 120.32 (19) | C30—C28—C29 | 108.5 (2) |
C8—C9—C16 | 84.68 (18) | C30—C28—C27 | 110.17 (19) |
C10—C9—H9 | 110.7 | C29—C28—C27 | 111.36 (18) |
C8—C9—H9 | 110.7 | C30—C28—C17 | 108.30 (18) |
C16—C9—H9 | 110.7 | C29—C28—C17 | 114.07 (18) |
C11—C10—C15 | 118.3 (2) | C27—C28—C17 | 104.34 (17) |
C11—C10—C9 | 121.3 (2) | N4—C29—C28 | 179.1 (3) |
C15—C10—C9 | 120.4 (2) | N3—C30—C28 | 178.0 (3) |
C12—C11—C10 | 120.6 (3) | O3—C31—C32 | 129.0 (2) |
C12—C11—H11 | 119.7 | O3—C31—C27 | 123.7 (2) |
C10—C11—H11 | 119.7 | C32—C31—C27 | 107.3 (2) |
C13—C12—C11 | 120.2 (3) | C33—C32—C37 | 120.4 (2) |
C13—C12—H12 | 119.9 | C33—C32—C31 | 131.9 (2) |
C11—C12—H12 | 119.9 | C37—C32—C31 | 107.7 (2) |
C14—C13—C12 | 119.9 (3) | C32—C33—C34 | 117.5 (3) |
C14—C13—H13 | 120.0 | C32—C33—H33 | 121.3 |
C12—C13—H13 | 120.0 | C34—C33—H33 | 121.3 |
C13—C14—C15 | 120.3 (3) | C35—C34—C33 | 122.1 (3) |
C13—C14—H14 | 119.8 | C35—C34—H34 | 119.0 |
C15—C14—H14 | 119.8 | C33—C34—H34 | 119.0 |
C14—C15—C10 | 120.6 (3) | C34—C35—C36 | 121.8 (3) |
C14—C15—H15 | 119.7 | C34—C35—H35 | 119.1 |
C10—C15—H15 | 119.7 | C36—C35—H35 | 119.1 |
N1—C16—C17 | 113.65 (19) | C37—C36—C41 | 116.3 (3) |
N1—C16—C9 | 86.81 (16) | C37—C36—C35 | 115.5 (3) |
C17—C16—C9 | 117.27 (19) | C41—C36—C35 | 128.1 (3) |
N1—C16—H16 | 112.3 | C32—C37—C36 | 122.7 (2) |
C17—C16—H16 | 112.3 | C32—C37—C38 | 114.1 (2) |
C9—C16—H16 | 112.3 | C36—C37—C38 | 123.1 (2) |
C16—C17—C18 | 116.15 (18) | C39—C38—C37 | 119.2 (2) |
C16—C17—C28 | 113.05 (18) | C39—C38—C27 | 132.7 (2) |
C18—C17—C28 | 103.56 (16) | C37—C38—C27 | 108.0 (2) |
C16—C17—H17 | 107.9 | C38—C39—C40 | 118.2 (3) |
C18—C17—H17 | 107.9 | C38—C39—H39 | 120.9 |
C28—C17—H17 | 107.9 | C40—C39—H39 | 120.9 |
N2—C18—C19 | 105.65 (18) | C41—C40—C39 | 122.5 (3) |
N2—C18—C17 | 102.28 (17) | C41—C40—H40 | 118.8 |
C19—C18—C17 | 118.71 (19) | C39—C40—H40 | 118.8 |
N2—C18—H18 | 109.9 | C40—C41—C36 | 120.6 (2) |
C19—C18—H18 | 109.9 | C40—C41—H41 | 119.7 |
C17—C18—H18 | 109.9 | C36—C41—H41 | 119.7 |
C18—C19—S1 | 106.27 (16) | C8—N1—C5 | 130.2 (2) |
C18—C19—H19A | 110.5 | C8—N1—C16 | 95.15 (18) |
S1—C19—H19A | 110.5 | C5—N1—C16 | 131.75 (18) |
C18—C19—H19B | 110.5 | C27—N2—C20 | 124.01 (17) |
S1—C19—H19B | 110.5 | C27—N2—C18 | 108.24 (16) |
H19A—C19—H19B | 108.7 | C20—N2—C18 | 113.32 (18) |
N2—C20—C21 | 118.0 (2) | C2—O1—C1 | 117.9 (3) |
N2—C20—S1 | 101.24 (15) | C19—S1—C20 | 94.89 (12) |
O1—C2—C3—C4 | 177.5 (3) | C38—C27—C31—O3 | 173.6 (2) |
C7—C2—C3—C4 | −2.0 (5) | C28—C27—C31—O3 | 48.2 (3) |
C2—C3—C4—C5 | −0.2 (5) | N2—C27—C31—C32 | 121.17 (19) |
C3—C4—C5—C6 | 2.0 (4) | C38—C27—C31—C32 | −4.8 (2) |
C3—C4—C5—N1 | −176.7 (3) | C28—C27—C31—C32 | −130.26 (18) |
C4—C5—C6—C7 | −1.7 (4) | O3—C31—C32—C33 | 5.1 (4) |
N1—C5—C6—C7 | 176.9 (2) | C27—C31—C32—C33 | −176.6 (2) |
O1—C2—C7—C6 | −177.2 (2) | O3—C31—C32—C37 | −173.5 (2) |
C3—C2—C7—C6 | 2.3 (4) | C27—C31—C32—C37 | 4.9 (2) |
C5—C6—C7—C2 | −0.4 (4) | C37—C32—C33—C34 | 0.1 (4) |
O2—C8—C9—C10 | −60.2 (4) | C31—C32—C33—C34 | −178.3 (2) |
N1—C8—C9—C10 | 120.3 (2) | C32—C33—C34—C35 | 0.2 (4) |
O2—C8—C9—C16 | 178.3 (3) | C33—C34—C35—C36 | −0.9 (5) |
N1—C8—C9—C16 | −1.25 (19) | C34—C35—C36—C37 | 1.2 (4) |
C8—C9—C10—C11 | −24.6 (3) | C34—C35—C36—C41 | −177.7 (3) |
C16—C9—C10—C11 | 75.9 (3) | C33—C32—C37—C36 | 0.3 (4) |
C8—C9—C10—C15 | 155.8 (2) | C31—C32—C37—C36 | 179.1 (2) |
C16—C9—C10—C15 | −103.6 (3) | C33—C32—C37—C38 | 178.1 (2) |
C15—C10—C11—C12 | 1.4 (4) | C31—C32—C37—C38 | −3.1 (3) |
C9—C10—C11—C12 | −178.2 (2) | C41—C36—C37—C32 | 178.1 (2) |
C10—C11—C12—C13 | −0.8 (4) | C35—C36—C37—C32 | −0.9 (4) |
C11—C12—C13—C14 | −0.3 (4) | C41—C36—C37—C38 | 0.5 (3) |
C12—C13—C14—C15 | 0.8 (4) | C35—C36—C37—C38 | −178.6 (2) |
C13—C14—C15—C10 | −0.3 (4) | C32—C37—C38—C39 | −177.2 (2) |
C11—C10—C15—C14 | −0.8 (3) | C36—C37—C38—C39 | 0.6 (4) |
C9—C10—C15—C14 | 178.8 (2) | C32—C37—C38—C27 | −0.2 (3) |
C10—C9—C16—N1 | −117.7 (2) | C36—C37—C38—C27 | 177.6 (2) |
C8—C9—C16—N1 | 1.16 (17) | N2—C27—C38—C39 | 54.2 (3) |
C10—C9—C16—C17 | −2.6 (3) | C31—C27—C38—C39 | 179.6 (3) |
C8—C9—C16—C17 | 116.2 (2) | C28—C27—C38—C39 | −60.3 (4) |
N1—C16—C17—C18 | −58.9 (3) | N2—C27—C38—C37 | −122.4 (2) |
C9—C16—C17—C18 | −157.94 (19) | C31—C27—C38—C37 | 3.0 (2) |
N1—C16—C17—C28 | −178.40 (17) | C28—C27—C38—C37 | 123.2 (2) |
C9—C16—C17—C28 | 82.5 (2) | C37—C38—C39—C40 | −1.4 (4) |
C16—C17—C18—N2 | −144.93 (19) | C27—C38—C39—C40 | −177.6 (3) |
C28—C17—C18—N2 | −20.4 (2) | C38—C39—C40—C41 | 1.2 (4) |
C16—C17—C18—C19 | 99.3 (3) | C39—C40—C41—C36 | −0.1 (4) |
C28—C17—C18—C19 | −136.1 (2) | C37—C36—C41—C40 | −0.7 (4) |
N2—C18—C19—S1 | 27.0 (2) | C35—C36—C41—C40 | 178.2 (3) |
C17—C18—C19—S1 | 140.95 (18) | O2—C8—N1—C5 | −16.2 (5) |
N2—C20—C21—C26 | −111.8 (3) | C9—C8—N1—C5 | 163.4 (2) |
S1—C20—C21—C26 | 130.9 (2) | O2—C8—N1—C16 | −178.2 (3) |
N2—C20—C21—C22 | 67.5 (3) | C9—C8—N1—C16 | 1.3 (2) |
S1—C20—C21—C22 | −49.8 (3) | C4—C5—N1—C8 | 45.0 (4) |
C26—C21—C22—C23 | 1.4 (4) | C6—C5—N1—C8 | −133.6 (3) |
C20—C21—C22—C23 | −177.9 (3) | C4—C5—N1—C16 | −159.3 (3) |
C21—C22—C23—C24 | −1.2 (5) | C6—C5—N1—C16 | 22.1 (4) |
C22—C23—C24—C25 | 0.7 (5) | C17—C16—N1—C8 | −119.8 (2) |
C23—C24—C25—C26 | −0.4 (5) | C9—C16—N1—C8 | −1.29 (19) |
C22—C21—C26—C25 | −1.2 (4) | C17—C16—N1—C5 | 78.7 (3) |
C20—C21—C26—C25 | 178.1 (2) | C9—C16—N1—C5 | −162.9 (2) |
C22—C21—C26—Cl1 | 178.01 (19) | C38—C27—N2—C20 | 48.5 (3) |
C20—C21—C26—Cl1 | −2.7 (3) | C31—C27—N2—C20 | −70.5 (3) |
C24—C25—C26—C21 | 0.7 (4) | C28—C27—N2—C20 | 173.9 (2) |
C24—C25—C26—Cl1 | −178.5 (2) | C38—C27—N2—C18 | −175.01 (18) |
N2—C27—C28—C30 | −83.2 (2) | C31—C27—N2—C18 | 66.0 (2) |
C38—C27—C28—C30 | 40.8 (3) | C28—C27—N2—C18 | −49.7 (2) |
C31—C27—C28—C30 | 157.2 (2) | C21—C20—N2—C27 | 53.6 (3) |
N2—C27—C28—C29 | 156.39 (19) | S1—C20—N2—C27 | 176.78 (18) |
C38—C27—C28—C29 | −79.6 (3) | C21—C20—N2—C18 | −81.0 (3) |
C31—C27—C28—C29 | 36.8 (2) | S1—C20—N2—C18 | 42.2 (2) |
N2—C27—C28—C17 | 32.9 (2) | C19—C18—N2—C27 | 171.04 (18) |
C38—C27—C28—C17 | 156.9 (2) | C17—C18—N2—C27 | 46.2 (2) |
C31—C27—C28—C17 | −86.7 (2) | C19—C18—N2—C20 | −47.4 (2) |
C16—C17—C28—C30 | −124.0 (2) | C17—C18—N2—C20 | −172.26 (18) |
C18—C17—C28—C30 | 109.5 (2) | C7—C2—O1—C1 | 6.5 (4) |
C16—C17—C28—C29 | −3.1 (3) | C3—C2—O1—C1 | −173.0 (3) |
C18—C17—C28—C29 | −129.6 (2) | C18—C19—S1—C20 | −4.0 (2) |
C16—C17—C28—C27 | 118.66 (19) | N2—C20—S1—C19 | −19.93 (18) |
C18—C17—C28—C27 | −7.9 (2) | C21—C20—S1—C19 | 106.93 (19) |
N2—C27—C31—O3 | −60.4 (3) |
Cg1 is the centroid of the C10–C15 ring. |
D—H···A | D—H | H···A | D···A | D—H···A |
C18—H18···O3 | 0.98 | 2.36 | 2.961 (2) | 119 |
C20—H20···Cl1 | 0.98 | 2.54 | 3.095 (2) | 116 |
C19—H19A···O1i | 0.97 | 2.54 | 3.467 (3) | 159 |
C35—H35···Cg1ii | 0.93 | 2.83 | 3.523 (4) | 133 |
Symmetry codes: (i) −x+1, y+1/2, −z+1; (ii) x−1, y, z−1. |
Experimental details
Crystal data | |
Chemical formula | C41H29ClN4O3S |
Mr | 693.19 |
Crystal system, space group | Monoclinic, P21 |
Temperature (K) | 293 |
a, b, c (Å) | 10.7611 (5), 14.3742 (7), 11.6657 (6) |
β (°) | 110.107 (3) |
V (Å3) | 1694.50 (14) |
Z | 2 |
Radiation type | Mo Kα |
µ (mm−1) | 0.22 |
Crystal size (mm) | 0.30 × 0.25 × 0.20 |
Data collection | |
Diffractometer | Bruker SMART APEXII area-detector diffractometer |
Absorption correction | Multi-scan (SADABS; Bruker, 2008) |
Tmin, Tmax | 0.937, 0.957 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 15747, 7910, 5429 |
Rint | 0.034 |
(sin θ/λ)max (Å−1) | 0.669 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.045, 0.114, 1.00 |
No. of reflections | 7910 |
No. of parameters | 452 |
No. of restraints | 1 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.24, −0.28 |
Absolute structure | Flack (1983), 3527 Friedel pairs |
Absolute structure parameter | −0.05 (5) |
Computer programs: APEX2 (Bruker, 2008), SAINT (Bruker, 2008), SHELXS97 (Sheldrick, 2008), ORTEP-3 for Windows (Farrugia, 2012), SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2009).
Cg1 is the centroid of the C10–C15 ring. |
D—H···A | D—H | H···A | D···A | D—H···A |
C18—H18···O3 | 0.98 | 2.36 | 2.961 (2) | 119 |
C20—H20···Cl1 | 0.98 | 2.54 | 3.095 (2) | 116 |
C19—H19A···O1i | 0.97 | 2.54 | 3.467 (3) | 159 |
C35—H35···Cg1ii | 0.93 | 2.83 | 3.523 (4) | 133 |
Symmetry codes: (i) −x+1, y+1/2, −z+1; (ii) x−1, y, z−1. |
Acknowledgements
SK, TS and DV thank the TBI X-ray facility, CAS in Crystallography and Biophysics, University of Madras, India, for the data collection. SK thanks the DST–PURSE for a Junior Research Fellowship and TS thanks the DST for an Inspire fellowship. The UGC (SAP–CAS) is acknowleged for the departmental facilities.
References
Banik, B. K. & Becker, F. F. (2000). Tetrahedron Lett. 41, 6551–6554. Web of Science CrossRef CAS Google Scholar
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Farrugia, L. J. (2012). J. Appl. Cryst. 45, 849–854. Web of Science CrossRef CAS IUCr Journals Google Scholar
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The role of β-lactam antibiotics is well known (Banik & Becker, 2000). The most commonly used β-lactam antibiotics for the therapy of infectious diseases are penicillin and cephalosporin (Brakhage, 1998). In view of the potential applications of such compounds we have synthesized the title β-lactam derivative and report herein on its crystal structure.
In the title compound, Fig. 1, the thiazole ring (S1/N2/C18-C20) adopts an envelope conformation with atom N2 as the flap. The pyrrolidine ring (N2/C17/C18/C27/C28) adopts a twisted conformation on bond N2-C27. The β lactam ring (N1/C8/C9/C16) makes a dihedral angle of 39.74 (15)° with the thiazole ring mean plane, and a dihedral angle of 16.21 (16)° with the the pyrrolidine ring mean plane. The β lactam ring makes dihedral angles of 36.83 (16)° and 72.99 (16)° with the methoxy phenyl ring and unsubstituted phenyl ring, respectively. The thiazole ring mean plane makes a dihedral angle of 23.79 (13)° with the pyrrolidine ring mean plane, and a dihedral angle of 70.88 (13)° with the cyclopentane ring (C27/C31/C32/C37/C38) of the acenaphthylen-1(2H)-one ring system. The pyrrolidine ring mean plane is almost normal to the cyclopentane ring with a dihedral angle of 85.62 (13) °. Atom O2 deviates by 0.040 (2) Å from the β lactam ring and O3 deviates by 0.132 (2) Å from the cyclopentane ring. The chlorine atom Cl1 deviates by -0.0427 (8) Å from the phenyl ring to which it is attached.
In the crystal, molecules are linked by C—H···O hydrogen bonds, forming chains along the direction, and C-H···π and π-π interactions [Cg2-Cg3i = 3.6928 (17) Å; Cg2 and Cg3 are the centroids of rings C2-C6 and C32-C37, respectively; symmetry code: -x+1, y-1/2, -z]; see Table 1 and Fig. 2 for details.