organic compounds
5′′-(4-Chlorobenzylidene)-1′,1′′-dimethyl-3′-phenylacenaphthene-1-spiro-2′-pyrrolidine-3′-spiro-3′′-pyridine-2,4′′-dione
aDepartment of Physics, Devanga Arts College, Aruppukottai 626 101, India, bDepartment of Organic Chemistry, Madurai Kamaraj University, Madurai 625 021, India, and cDepartment of Physics, Kalasalingam University, Anand Nagar, Krishnan Koil 626 190, India
*Correspondence e-mail: athi81s@yahoo.co.in
In the title compound, C34H28Cl2N2O2, the five-membered pyrrolidine ring adopts an and the six-membered piperidinone ring is in a distorted half-chair conformation. The molecular structure shows three intramolecular C—H⋯O interactions and the crystal packing is stabilized through intermolecular C—H⋯O and C—H⋯π interactions.
Related literature
For the biological importance of pyrrolidines, see: Babu & Raghunathan (2007); Boruah et al. (2007); Chande et al. (2005); Horri et al. (1986); Karthikeyan et al. (2007); Watson et al. (2001). For puckering analysis, see: Cremer & Pople (1975). For hydrogen-bonding interactions, see: Desiraju & Steiner (1999).
Experimental
Crystal data
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Refinement
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Data collection: CAD-4 EXPRESS (Enraf–Nonius, 1994); cell CAD-4 EXPRESS ; data reduction: XCAD4 (Harms & Wocadlo, 1995); program(s) used to solve structure: SHELXTL/PC (Bruker, 2000); program(s) used to refine structure: SHELXTL/PC; molecular graphics: ORTEP-3 (Farrugia, 1997) and PLATON (Spek, 2003); software used to prepare material for publication: SHELXTL/PC.
Supporting information
https://doi.org/10.1107/S1600536807059582/bt2624sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: https://doi.org/10.1107/S1600536807059582/bt2624Isup2.hkl
A mixture of 1-methyl-3,5-bis[(E)-4-chlorophenylmethylidene]tetrahydro-4(1H)-pyridinone 1 mmol), acenaphthenequinone (1 mmol) and sarcosine (1 mmol) was dissolved in methanol (10 ml) and refluxed for 1 h. After completion of the reaction as evident from TLC, the mixture was poured into water (50 ml), the precipitated solid was filtered and washed with water (100 ml) to obtain pure 1-Methyl-4-(4-chlorophenyl)pyrrolo-(spiro[2.2'']-acenaphthene-1'')- spiro[3.3']-5'-(4-chlorophenyl-methylidene)-1'-methyltetrahydro-4'-(1H)- pyridinone as pale yellow solid.
All the H atoms were positioned geometrically and refined using a riding model, with C—H = 0.93–0.97 Å and Uiso(H) =1.2–1.5 Ueq (parent atom).
1,3-Dipolar cycloadditions form a subject of intensive research in organic synthesis in view of their great synthetic potential (Karthikeyan et al., 2007). In particular, the α-amino acids generating reactive 1,3-dipoles (Babu & Raghunathan, 2007). Synthesis of have drawn considerable attention of the chemists, in view of their very good antimycobacterial activity (Chande et al., 2005).
of nonstabilized with represents one of the most convergent approaches for the construction of pyrrolidines (Boruah et al., 2007), which are prevalent in a variety of biologically active compounds (Watson et al., 2001) and find utility in the treatment of diseases such as diabetes (Horri et al., 1986). Acenaphthenequinone is a versatile precursor for azomethine ylide as it reacts with variousThe φ2 = 43.2 (3)°; Cremer & Pople, 1975] and the six-membered ring adopts distorted half-chair conformation [q2 = 0.289 (3) Å, φ2 = 117.1 (6)° and q3 = -0.454 (2) Å] (Fig. 1). The dihedral angle between the chlorophenyl rings are 86.1 (1)° and these rings are making angles of 35.6 (1) and 51.7 (1)° with the acenaphthene group.
of the five-membered ring in (I), is observed through the puckering analysis [q2 = 0.446 (2) Å andThe molecular structure of the title compound shows three intramolecular hydrogen bonds (Desiraju & Steiner, 1999). The crystal packing is stabilized through intermolecular C—H···O and C—H···π interactions (Fig. 2; Table 1). Atom H21B interacts with the centroid of the ring C1–C6.
For the biological importance of pyrrolidines, see: Babu & Raghunathan (2007); Boruah et al. (2007); Chande et al. (2005); Horri et al. (1986); Karthikeyan et al. (2007); Watson et al. (2001). For puckering analysis, see: Cremer & Pople (1975). For hydrogen-bonding interactions, see: Desiraju & Steiner (1999).
Data collection: CAD-4 EXPRESS (Enraf–Nonius, 1994); cell
CAD-4 EXPRESS (Enraf–Nonius, 1994); data reduction: XCAD4 (Harms & Wocadlo, 1995); program(s) used to solve structure: SHELXTL/PC (Bruker, 2000); program(s) used to refine structure: SHELXTL/PC (Bruker, 2000); molecular graphics: ORTEP-3 (Farrugia, 1997) and PLATON (Spek, 2003); software used to prepare material for publication: SHELXTL/PC (Bruker, 2000).C34H28Cl2N2O2 | F(000) = 1184 |
Mr = 567.48 | Dx = 1.332 Mg m−3 |
Monoclinic, P21/c | Melting point: 188 K |
Hall symbol: -P 2ybc | Mo Kα radiation, λ = 0.71073 Å |
a = 8.6561 (5) Å | Cell parameters from 25 reflections |
b = 13.4732 (8) Å | θ = 10.5–13.6° |
c = 24.3962 (14) Å | µ = 0.26 mm−1 |
β = 95.765 (12)° | T = 293 K |
V = 2830.8 (3) Å3 | Block, yellow |
Z = 4 | 0.22 × 0.19 × 0.15 mm |
Nonius MACH3 sealed-tube diffractometer | 3252 reflections with I > 2σ(I) |
Radiation source: fine-focus sealed tube | Rint = 0.031 |
Graphite monochromator | θmax = 25.0°, θmin = 2.3° |
ω/2θ scans | h = 0→10 |
Absorption correction: ψ scan (North et al., 1968) | k = −1→16 |
Tmin = 0.963, Tmax = 0.991 | l = −28→28 |
5802 measured reflections | 3 standard reflections every 60 min |
4962 independent reflections | intensity decay: none |
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)] = 0.042 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.122 | H-atom parameters constrained |
S = 1.01 | w = 1/[σ2(Fo2) + (0.054P)2 + 1.3189P] where P = (Fo2 + 2Fc2)/3 |
4962 reflections | (Δ/σ)max < 0.001 |
361 parameters | Δρmax = 0.23 e Å−3 |
0 restraints | Δρmin = −0.38 e Å−3 |
C34H28Cl2N2O2 | V = 2830.8 (3) Å3 |
Mr = 567.48 | Z = 4 |
Monoclinic, P21/c | Mo Kα radiation |
a = 8.6561 (5) Å | µ = 0.26 mm−1 |
b = 13.4732 (8) Å | T = 293 K |
c = 24.3962 (14) Å | 0.22 × 0.19 × 0.15 mm |
β = 95.765 (12)° |
Nonius MACH3 sealed-tube diffractometer | 3252 reflections with I > 2σ(I) |
Absorption correction: ψ scan (North et al., 1968) | Rint = 0.031 |
Tmin = 0.963, Tmax = 0.991 | 3 standard reflections every 60 min |
5802 measured reflections | intensity decay: none |
4962 independent reflections |
R[F2 > 2σ(F2)] = 0.042 | 0 restraints |
wR(F2) = 0.122 | H-atom parameters constrained |
S = 1.01 | Δρmax = 0.23 e Å−3 |
4962 reflections | Δρmin = −0.38 e Å−3 |
361 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 | ||
Cl2 | 0.79695 (10) | 0.00677 (7) | 1.03985 (4) | 0.0837 (3) | |
Cl1 | 0.16195 (12) | −0.09337 (8) | 0.47557 (3) | 0.0930 (3) | |
O1 | 0.59114 (19) | 0.19348 (15) | 0.77239 (7) | 0.0545 (5) | |
O2 | 0.01134 (19) | 0.30256 (13) | 0.83128 (7) | 0.0489 (4) | |
N1 | 0.1503 (2) | 0.11928 (13) | 0.79730 (7) | 0.0337 (4) | |
N2 | 0.3200 (2) | 0.40244 (14) | 0.83147 (8) | 0.0401 (5) | |
C11 | 0.3686 (2) | 0.22873 (16) | 0.82027 (8) | 0.0319 (5) | |
C12 | 0.4534 (3) | 0.17972 (17) | 0.77550 (9) | 0.0359 (5) | |
C23 | 0.2670 (2) | 0.32052 (16) | 0.79520 (9) | 0.0335 (5) | |
C34 | 0.1497 (3) | 0.31854 (16) | 0.70216 (9) | 0.0377 (5) | |
C14 | 0.4792 (3) | 0.27742 (17) | 0.86653 (9) | 0.0355 (5) | |
H14 | 0.5639 | 0.3075 | 0.8485 | 0.043* | |
C15 | 0.5539 (3) | 0.20976 (17) | 0.91073 (9) | 0.0381 (5) | |
C33 | 0.2867 (3) | 0.34333 (16) | 0.73527 (9) | 0.0363 (5) | |
C10 | 0.2658 (3) | 0.14841 (17) | 0.84174 (9) | 0.0347 (5) | |
H10A | 0.3283 | 0.0915 | 0.8543 | 0.042* | |
H10B | 0.2150 | 0.1737 | 0.8726 | 0.042* | |
C9 | 0.2157 (3) | 0.06607 (18) | 0.75306 (9) | 0.0397 (5) | |
H9A | 0.1378 | 0.0615 | 0.7217 | 0.048* | |
H9B | 0.2418 | −0.0009 | 0.7653 | 0.048* | |
C8 | 0.3586 (3) | 0.11524 (16) | 0.73517 (8) | 0.0347 (5) | |
C6 | 0.3385 (3) | 0.05882 (18) | 0.63499 (9) | 0.0404 (6) | |
C32 | 0.4090 (3) | 0.3797 (2) | 0.71080 (10) | 0.0494 (6) | |
H32 | 0.4994 | 0.3992 | 0.7318 | 0.059* | |
C25 | 0.0276 (3) | 0.29142 (17) | 0.73259 (9) | 0.0393 (5) | |
C28 | −0.0111 (4) | 0.2950 (2) | 0.61790 (11) | 0.0602 (8) | |
H28 | −0.0268 | 0.2946 | 0.5796 | 0.072* | |
C21 | 0.3811 (3) | 0.36211 (18) | 0.88423 (9) | 0.0417 (6) | |
H21A | 0.2987 | 0.3386 | 0.9051 | 0.050* | |
H21B | 0.4434 | 0.4106 | 0.9060 | 0.050* | |
C7 | 0.4055 (3) | 0.10997 (18) | 0.68459 (9) | 0.0403 (5) | |
H7 | 0.4962 | 0.1448 | 0.6803 | 0.048* | |
C1 | 0.2430 (3) | −0.02498 (18) | 0.63447 (10) | 0.0433 (6) | |
H1 | 0.2161 | −0.0503 | 0.6677 | 0.052* | |
C24 | 0.0865 (3) | 0.29821 (17) | 0.79197 (10) | 0.0383 (5) | |
C2 | 0.1876 (3) | −0.0710 (2) | 0.58587 (10) | 0.0495 (6) | |
H2 | 0.1237 | −0.1264 | 0.5863 | 0.059* | |
C30 | 0.2659 (4) | 0.3587 (2) | 0.62012 (11) | 0.0594 (7) | |
H30 | 0.2638 | 0.3622 | 0.5820 | 0.071* | |
C20 | 0.4931 (3) | 0.1922 (2) | 0.95991 (10) | 0.0581 (7) | |
H20 | 0.4002 | 0.2223 | 0.9666 | 0.070* | |
C5 | 0.3761 (3) | 0.0938 (2) | 0.58421 (10) | 0.0542 (7) | |
H5 | 0.4396 | 0.1493 | 0.5832 | 0.065* | |
C4 | 0.3216 (4) | 0.0480 (2) | 0.53541 (10) | 0.0632 (8) | |
H4 | 0.3479 | 0.0726 | 0.5020 | 0.076* | |
C27 | −0.1289 (4) | 0.2677 (2) | 0.64769 (12) | 0.0646 (8) | |
H27 | −0.2232 | 0.2490 | 0.6289 | 0.078* | |
C26 | −0.1144 (3) | 0.2666 (2) | 0.70582 (12) | 0.0541 (7) | |
H26 | −0.1977 | 0.2497 | 0.7252 | 0.065* | |
C13 | 0.0192 (3) | 0.0667 (2) | 0.81641 (10) | 0.0503 (6) | |
H13A | −0.0529 | 0.0493 | 0.7854 | 0.075* | |
H13B | −0.0314 | 0.1086 | 0.8409 | 0.075* | |
H13C | 0.0554 | 0.0075 | 0.8355 | 0.075* | |
C18 | 0.7050 (3) | 0.0867 (2) | 0.99047 (11) | 0.0529 (7) | |
C3 | 0.2282 (3) | −0.0340 (2) | 0.53678 (10) | 0.0556 (7) | |
C16 | 0.6941 (3) | 0.1650 (2) | 0.90364 (11) | 0.0581 (7) | |
H16 | 0.7397 | 0.1770 | 0.8713 | 0.070* | |
C17 | 0.7690 (3) | 0.1030 (2) | 0.94300 (11) | 0.0635 (8) | |
H17 | 0.8623 | 0.0728 | 0.9368 | 0.076* | |
C19 | 0.5681 (4) | 0.1303 (3) | 0.99969 (11) | 0.0674 (9) | |
H19 | 0.5248 | 0.1187 | 1.0325 | 0.081* | |
C29 | 0.1345 (3) | 0.32391 (18) | 0.64422 (10) | 0.0474 (6) | |
C22 | 0.2206 (3) | 0.48950 (19) | 0.83214 (12) | 0.0555 (7) | |
H22A | 0.1872 | 0.5091 | 0.7950 | 0.083* | |
H22B | 0.2775 | 0.5429 | 0.8508 | 0.083* | |
H22C | 0.1316 | 0.4740 | 0.8511 | 0.083* | |
C31 | 0.3962 (4) | 0.3872 (2) | 0.65256 (11) | 0.0622 (8) | |
H31 | 0.4796 | 0.4126 | 0.6358 | 0.075* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cl2 | 0.0812 (6) | 0.0873 (6) | 0.0762 (5) | −0.0048 (5) | −0.0242 (4) | 0.0362 (5) |
Cl1 | 0.1263 (8) | 0.1056 (7) | 0.0430 (4) | −0.0021 (6) | −0.0113 (4) | −0.0216 (4) |
O1 | 0.0353 (10) | 0.0801 (13) | 0.0498 (10) | −0.0078 (9) | 0.0125 (8) | −0.0128 (9) |
O2 | 0.0444 (9) | 0.0534 (11) | 0.0518 (10) | 0.0026 (8) | 0.0182 (8) | −0.0063 (8) |
N1 | 0.0334 (10) | 0.0378 (10) | 0.0308 (9) | −0.0055 (8) | 0.0082 (8) | −0.0027 (8) |
N2 | 0.0466 (11) | 0.0340 (10) | 0.0388 (10) | 0.0000 (9) | −0.0001 (9) | −0.0031 (8) |
C11 | 0.0319 (11) | 0.0348 (12) | 0.0294 (11) | −0.0015 (9) | 0.0054 (9) | −0.0003 (9) |
C12 | 0.0343 (13) | 0.0387 (13) | 0.0356 (12) | −0.0006 (10) | 0.0079 (10) | 0.0025 (10) |
C23 | 0.0321 (11) | 0.0345 (12) | 0.0342 (11) | −0.0031 (10) | 0.0043 (9) | −0.0030 (9) |
C34 | 0.0417 (13) | 0.0314 (12) | 0.0396 (12) | 0.0022 (10) | 0.0025 (10) | 0.0010 (10) |
C14 | 0.0334 (11) | 0.0405 (13) | 0.0325 (11) | −0.0049 (10) | 0.0032 (9) | −0.0018 (10) |
C15 | 0.0361 (13) | 0.0419 (13) | 0.0355 (12) | −0.0056 (11) | 0.0003 (10) | −0.0029 (10) |
C33 | 0.0395 (13) | 0.0322 (12) | 0.0374 (12) | −0.0018 (10) | 0.0044 (10) | 0.0021 (9) |
C10 | 0.0369 (12) | 0.0361 (12) | 0.0317 (11) | −0.0014 (10) | 0.0069 (9) | 0.0006 (9) |
C9 | 0.0399 (12) | 0.0415 (13) | 0.0381 (12) | −0.0048 (11) | 0.0057 (10) | −0.0084 (10) |
C8 | 0.0353 (12) | 0.0364 (12) | 0.0330 (11) | 0.0057 (10) | 0.0069 (9) | −0.0020 (10) |
C6 | 0.0455 (13) | 0.0423 (13) | 0.0344 (12) | 0.0088 (12) | 0.0087 (10) | −0.0021 (10) |
C32 | 0.0511 (15) | 0.0525 (16) | 0.0451 (14) | −0.0128 (13) | 0.0083 (12) | 0.0064 (12) |
C25 | 0.0360 (12) | 0.0378 (13) | 0.0430 (13) | 0.0032 (11) | −0.0012 (10) | 0.0001 (10) |
C28 | 0.079 (2) | 0.0536 (17) | 0.0435 (15) | −0.0013 (15) | −0.0166 (14) | −0.0021 (13) |
C21 | 0.0456 (14) | 0.0420 (13) | 0.0370 (12) | −0.0065 (11) | 0.0028 (10) | −0.0056 (10) |
C7 | 0.0404 (13) | 0.0424 (13) | 0.0394 (13) | 0.0009 (11) | 0.0106 (10) | −0.0025 (11) |
C1 | 0.0490 (14) | 0.0457 (14) | 0.0364 (12) | 0.0062 (12) | 0.0097 (11) | −0.0025 (11) |
C24 | 0.0366 (12) | 0.0349 (13) | 0.0444 (13) | 0.0022 (10) | 0.0089 (11) | −0.0009 (10) |
C2 | 0.0529 (15) | 0.0507 (15) | 0.0447 (14) | 0.0044 (13) | 0.0046 (12) | −0.0083 (12) |
C30 | 0.084 (2) | 0.0600 (17) | 0.0349 (14) | −0.0036 (16) | 0.0117 (14) | 0.0073 (13) |
C20 | 0.0528 (16) | 0.078 (2) | 0.0446 (15) | 0.0064 (15) | 0.0097 (12) | 0.0115 (14) |
C5 | 0.0750 (19) | 0.0486 (15) | 0.0409 (14) | −0.0019 (14) | 0.0147 (13) | 0.0030 (12) |
C4 | 0.097 (2) | 0.0628 (19) | 0.0303 (13) | 0.0078 (18) | 0.0092 (14) | 0.0061 (13) |
C27 | 0.0573 (18) | 0.0663 (19) | 0.0642 (18) | −0.0066 (15) | −0.0237 (15) | −0.0011 (15) |
C26 | 0.0410 (14) | 0.0542 (17) | 0.0654 (18) | −0.0037 (13) | −0.0036 (12) | 0.0035 (14) |
C13 | 0.0458 (14) | 0.0588 (16) | 0.0479 (14) | −0.0162 (13) | 0.0131 (12) | −0.0055 (13) |
C18 | 0.0520 (16) | 0.0557 (17) | 0.0472 (15) | −0.0054 (13) | −0.0130 (12) | 0.0098 (13) |
C3 | 0.0690 (18) | 0.0595 (18) | 0.0367 (14) | 0.0136 (15) | −0.0026 (12) | −0.0080 (12) |
C16 | 0.0562 (17) | 0.075 (2) | 0.0441 (15) | 0.0151 (15) | 0.0114 (13) | 0.0113 (14) |
C17 | 0.0539 (16) | 0.080 (2) | 0.0558 (17) | 0.0180 (15) | 0.0009 (13) | 0.0116 (15) |
C19 | 0.0661 (19) | 0.096 (2) | 0.0403 (15) | −0.0029 (18) | 0.0058 (13) | 0.0192 (16) |
C29 | 0.0653 (17) | 0.0386 (14) | 0.0369 (13) | 0.0038 (12) | −0.0014 (12) | 0.0014 (11) |
C22 | 0.0649 (17) | 0.0398 (14) | 0.0602 (17) | 0.0069 (13) | −0.0015 (14) | −0.0080 (12) |
C31 | 0.075 (2) | 0.0643 (19) | 0.0504 (16) | −0.0144 (16) | 0.0210 (15) | 0.0113 (14) |
Cl2—C18 | 1.747 (3) | C25—C26 | 1.374 (3) |
Cl1—C3 | 1.740 (3) | C25—C24 | 1.489 (3) |
O1—C12 | 1.217 (3) | C28—C27 | 1.361 (4) |
O2—C24 | 1.213 (3) | C28—C29 | 1.411 (4) |
N1—C10 | 1.453 (3) | C28—H28 | 0.9300 |
N1—C13 | 1.454 (3) | C21—H21A | 0.9700 |
N1—C9 | 1.457 (3) | C21—H21B | 0.9700 |
N2—C21 | 1.447 (3) | C7—H7 | 0.9300 |
N2—C22 | 1.456 (3) | C1—C2 | 1.381 (3) |
N2—C23 | 1.459 (3) | C1—H1 | 0.9300 |
C11—C12 | 1.526 (3) | C2—C3 | 1.376 (4) |
C11—C10 | 1.527 (3) | C2—H2 | 0.9300 |
C11—C14 | 1.550 (3) | C30—C31 | 1.366 (4) |
C11—C23 | 1.603 (3) | C30—C29 | 1.412 (4) |
C12—C8 | 1.495 (3) | C30—H30 | 0.9300 |
C23—C33 | 1.520 (3) | C20—C19 | 1.390 (4) |
C23—C24 | 1.586 (3) | C20—H20 | 0.9300 |
C34—C25 | 1.399 (3) | C5—C4 | 1.381 (4) |
C34—C33 | 1.407 (3) | C5—H5 | 0.9300 |
C34—C29 | 1.408 (3) | C4—C3 | 1.371 (4) |
C14—C15 | 1.507 (3) | C4—H4 | 0.9300 |
C14—C21 | 1.511 (3) | C27—C26 | 1.411 (4) |
C14—H14 | 0.9800 | C27—H27 | 0.9300 |
C15—C20 | 1.378 (3) | C26—H26 | 0.9300 |
C15—C16 | 1.381 (3) | C13—H13A | 0.9600 |
C33—C32 | 1.358 (3) | C13—H13B | 0.9600 |
C10—H10A | 0.9700 | C13—H13C | 0.9600 |
C10—H10B | 0.9700 | C18—C17 | 1.351 (4) |
C9—C8 | 1.506 (3) | C18—C19 | 1.361 (4) |
C9—H9A | 0.9700 | C16—C17 | 1.384 (4) |
C9—H9B | 0.9700 | C16—H16 | 0.9300 |
C8—C7 | 1.339 (3) | C17—H17 | 0.9300 |
C6—C5 | 1.394 (3) | C19—H19 | 0.9300 |
C6—C1 | 1.399 (3) | C22—H22A | 0.9600 |
C6—C7 | 1.461 (3) | C22—H22B | 0.9600 |
C32—C31 | 1.418 (4) | C22—H22C | 0.9600 |
C32—H32 | 0.9300 | C31—H31 | 0.9300 |
C10—N1—C13 | 113.15 (17) | N2—C21—H21B | 111.5 |
C10—N1—C9 | 113.37 (17) | C14—C21—H21B | 111.5 |
C13—N1—C9 | 111.81 (18) | H21A—C21—H21B | 109.3 |
C21—N2—C22 | 117.14 (19) | C8—C7—C6 | 131.0 (2) |
C21—N2—C23 | 108.65 (18) | C8—C7—H7 | 114.5 |
C22—N2—C23 | 117.80 (18) | C6—C7—H7 | 114.5 |
C12—C11—C10 | 106.12 (17) | C2—C1—C6 | 121.6 (2) |
C12—C11—C14 | 113.47 (18) | C2—C1—H1 | 119.2 |
C10—C11—C14 | 112.87 (17) | C6—C1—H1 | 119.2 |
C12—C11—C23 | 110.21 (16) | O2—C24—C25 | 127.9 (2) |
C10—C11—C23 | 111.17 (17) | O2—C24—C23 | 123.8 (2) |
C14—C11—C23 | 103.08 (17) | C25—C24—C23 | 107.40 (18) |
O1—C12—C8 | 121.6 (2) | C3—C2—C1 | 119.2 (3) |
O1—C12—C11 | 121.6 (2) | C3—C2—H2 | 120.4 |
C8—C12—C11 | 116.82 (18) | C1—C2—H2 | 120.4 |
N2—C23—C33 | 111.81 (18) | C31—C30—C29 | 120.3 (2) |
N2—C23—C24 | 114.92 (18) | C31—C30—H30 | 119.8 |
C33—C23—C24 | 101.28 (17) | C29—C30—H30 | 119.8 |
N2—C23—C11 | 103.02 (16) | C15—C20—C19 | 121.3 (3) |
C33—C23—C11 | 114.38 (17) | C15—C20—H20 | 119.4 |
C24—C23—C11 | 111.90 (17) | C19—C20—H20 | 119.4 |
C25—C34—C33 | 113.3 (2) | C4—C5—C6 | 121.7 (3) |
C25—C34—C29 | 123.1 (2) | C4—C5—H5 | 119.2 |
C33—C34—C29 | 123.5 (2) | C6—C5—H5 | 119.2 |
C15—C14—C21 | 117.74 (18) | C3—C4—C5 | 119.3 (2) |
C15—C14—C11 | 117.01 (19) | C3—C4—H4 | 120.3 |
C21—C14—C11 | 101.79 (18) | C5—C4—H4 | 120.3 |
C15—C14—H14 | 106.5 | C28—C27—C26 | 122.9 (3) |
C21—C14—H14 | 106.5 | C28—C27—H27 | 118.5 |
C11—C14—H14 | 106.5 | C26—C27—H27 | 118.5 |
C20—C15—C16 | 116.8 (2) | C25—C26—C27 | 117.4 (3) |
C20—C15—C14 | 123.6 (2) | C25—C26—H26 | 121.3 |
C16—C15—C14 | 119.6 (2) | C27—C26—H26 | 121.3 |
C32—C33—C34 | 118.9 (2) | N1—C13—H13A | 109.5 |
C32—C33—C23 | 131.5 (2) | N1—C13—H13B | 109.5 |
C34—C33—C23 | 109.56 (19) | H13A—C13—H13B | 109.5 |
N1—C10—C11 | 108.45 (17) | N1—C13—H13C | 109.5 |
N1—C10—H10A | 110.0 | H13A—C13—H13C | 109.5 |
C11—C10—H10A | 110.0 | H13B—C13—H13C | 109.5 |
N1—C10—H10B | 110.0 | C17—C18—C19 | 120.7 (2) |
C11—C10—H10B | 110.0 | C17—C18—Cl2 | 119.5 (2) |
H10A—C10—H10B | 108.4 | C19—C18—Cl2 | 119.7 (2) |
N1—C9—C8 | 112.94 (18) | C4—C3—C2 | 121.1 (2) |
N1—C9—H9A | 109.0 | C4—C3—Cl1 | 119.6 (2) |
C8—C9—H9A | 109.0 | C2—C3—Cl1 | 119.3 (2) |
N1—C9—H9B | 109.0 | C15—C16—C17 | 122.2 (2) |
C8—C9—H9B | 109.0 | C15—C16—H16 | 118.9 |
H9A—C9—H9B | 107.8 | C17—C16—H16 | 118.9 |
C7—C8—C12 | 116.1 (2) | C18—C17—C16 | 119.2 (3) |
C7—C8—C9 | 125.3 (2) | C18—C17—H17 | 120.4 |
C12—C8—C9 | 118.53 (18) | C16—C17—H17 | 120.4 |
C5—C6—C1 | 117.1 (2) | C18—C19—C20 | 119.8 (3) |
C5—C6—C7 | 117.9 (2) | C18—C19—H19 | 120.1 |
C1—C6—C7 | 125.0 (2) | C20—C19—H19 | 120.1 |
C33—C32—C31 | 118.7 (2) | C34—C29—C28 | 115.6 (2) |
C33—C32—H32 | 120.6 | C34—C29—C30 | 115.9 (2) |
C31—C32—H32 | 120.6 | C28—C29—C30 | 128.5 (2) |
C26—C25—C34 | 119.9 (2) | N2—C22—H22A | 109.5 |
C26—C25—C24 | 132.8 (2) | N2—C22—H22B | 109.5 |
C34—C25—C24 | 107.30 (19) | H22A—C22—H22B | 109.5 |
C27—C28—C29 | 121.0 (3) | N2—C22—H22C | 109.5 |
C27—C28—H28 | 119.5 | H22A—C22—H22C | 109.5 |
C29—C28—H28 | 119.5 | H22B—C22—H22C | 109.5 |
N2—C21—C14 | 101.25 (18) | C30—C31—C32 | 122.5 (3) |
N2—C21—H21A | 111.5 | C30—C31—H31 | 118.7 |
C14—C21—H21A | 111.5 | C32—C31—H31 | 118.7 |
C10—C11—C12—O1 | −136.4 (2) | C33—C34—C25—C26 | 179.1 (2) |
C14—C11—C12—O1 | −11.9 (3) | C29—C34—C25—C26 | 1.3 (4) |
C23—C11—C12—O1 | 103.1 (2) | C33—C34—C25—C24 | 0.0 (3) |
C10—C11—C12—C8 | 44.5 (2) | C29—C34—C25—C24 | −177.8 (2) |
C14—C11—C12—C8 | 168.98 (18) | C22—N2—C21—C14 | −178.3 (2) |
C23—C11—C12—C8 | −76.0 (2) | C23—N2—C21—C14 | 45.1 (2) |
C21—N2—C23—C33 | −148.01 (19) | C15—C14—C21—N2 | −174.89 (19) |
C22—N2—C23—C33 | 75.8 (3) | C11—C14—C21—N2 | −45.6 (2) |
C21—N2—C23—C24 | 97.3 (2) | C12—C8—C7—C6 | −177.0 (2) |
C22—N2—C23—C24 | −39.0 (3) | C9—C8—C7—C6 | −0.2 (4) |
C21—N2—C23—C11 | −24.7 (2) | C5—C6—C7—C8 | 156.9 (3) |
C22—N2—C23—C11 | −160.95 (19) | C1—C6—C7—C8 | −25.3 (4) |
C12—C11—C23—N2 | −126.14 (18) | C5—C6—C1—C2 | −0.3 (4) |
C10—C11—C23—N2 | 116.48 (18) | C7—C6—C1—C2 | −178.1 (2) |
C14—C11—C23—N2 | −4.7 (2) | C26—C25—C24—O2 | −16.8 (4) |
C12—C11—C23—C33 | −4.6 (2) | C34—C25—C24—O2 | 162.2 (2) |
C10—C11—C23—C33 | −121.96 (19) | C26—C25—C24—C23 | 174.4 (3) |
C14—C11—C23—C33 | 116.85 (19) | C34—C25—C24—C23 | −6.7 (2) |
C12—C11—C23—C24 | 109.9 (2) | N2—C23—C24—O2 | −38.6 (3) |
C10—C11—C23—C24 | −7.5 (2) | C33—C23—C24—O2 | −159.3 (2) |
C14—C11—C23—C24 | −128.71 (18) | C11—C23—C24—O2 | 78.5 (3) |
C12—C11—C14—C15 | −80.6 (2) | N2—C23—C24—C25 | 130.85 (19) |
C10—C11—C14—C15 | 40.2 (3) | C33—C23—C24—C25 | 10.2 (2) |
C23—C11—C14—C15 | 160.19 (18) | C11—C23—C24—C25 | −112.1 (2) |
C12—C11—C14—C21 | 149.59 (19) | C6—C1—C2—C3 | 0.4 (4) |
C10—C11—C14—C21 | −89.6 (2) | C16—C15—C20—C19 | −1.6 (4) |
C23—C11—C14—C21 | 30.4 (2) | C14—C15—C20—C19 | −179.0 (3) |
C21—C14—C15—C20 | 28.1 (3) | C1—C6—C5—C4 | 0.1 (4) |
C11—C14—C15—C20 | −93.8 (3) | C7—C6—C5—C4 | 178.1 (3) |
C21—C14—C15—C16 | −149.2 (2) | C6—C5—C4—C3 | −0.1 (4) |
C11—C14—C15—C16 | 89.0 (3) | C29—C28—C27—C26 | 0.1 (5) |
C25—C34—C33—C32 | −174.0 (2) | C34—C25—C26—C27 | 1.4 (4) |
C29—C34—C33—C32 | 3.8 (4) | C24—C25—C26—C27 | −179.8 (3) |
C25—C34—C33—C23 | 7.1 (3) | C28—C27—C26—C25 | −2.1 (4) |
C29—C34—C33—C23 | −175.1 (2) | C5—C4—C3—C2 | 0.3 (4) |
N2—C23—C33—C32 | 48.1 (3) | C5—C4—C3—Cl1 | −178.8 (2) |
C24—C23—C33—C32 | 171.0 (3) | C1—C2—C3—C4 | −0.4 (4) |
C11—C23—C33—C32 | −68.5 (3) | C1—C2—C3—Cl1 | 178.66 (19) |
N2—C23—C33—C34 | −133.19 (19) | C20—C15—C16—C17 | 1.9 (4) |
C24—C23—C33—C34 | −10.3 (2) | C14—C15—C16—C17 | 179.4 (3) |
C11—C23—C33—C34 | 110.2 (2) | C19—C18—C17—C16 | 0.3 (5) |
C13—N1—C10—C11 | −162.47 (19) | Cl2—C18—C17—C16 | 178.8 (2) |
C9—N1—C10—C11 | 68.8 (2) | C15—C16—C17—C18 | −1.3 (5) |
C12—C11—C10—N1 | −64.3 (2) | C17—C18—C19—C20 | 0.0 (5) |
C14—C11—C10—N1 | 170.79 (17) | Cl2—C18—C19—C20 | −178.6 (2) |
C23—C11—C10—N1 | 55.5 (2) | C15—C20—C19—C18 | 0.7 (5) |
C10—N1—C9—C8 | −46.6 (3) | C25—C34—C29—C28 | −3.1 (4) |
C13—N1—C9—C8 | −175.97 (19) | C33—C34—C29—C28 | 179.3 (2) |
O1—C12—C8—C7 | −28.8 (3) | C25—C34—C29—C30 | 176.0 (2) |
C11—C12—C8—C7 | 150.3 (2) | C33—C34—C29—C30 | −1.5 (4) |
O1—C12—C8—C9 | 154.2 (2) | C27—C28—C29—C34 | 2.4 (4) |
C11—C12—C8—C9 | −26.7 (3) | C27—C28—C29—C30 | −176.6 (3) |
N1—C9—C8—C7 | −151.4 (2) | C31—C30—C29—C34 | −1.7 (4) |
N1—C9—C8—C12 | 25.3 (3) | C31—C30—C29—C28 | 177.4 (3) |
C34—C33—C32—C31 | −2.7 (4) | C29—C30—C31—C32 | 2.7 (5) |
C23—C33—C32—C31 | 175.9 (2) | C33—C32—C31—C30 | −0.5 (4) |
D—H···A | D—H | H···A | D···A | D—H···A |
C7—H7···O1 | 0.93 | 2.40 | 2.783 (3) | 104 |
C14—H14···O1 | 0.98 | 2.44 | 2.818 (3) | 102 |
C22—H22C···O2 | 0.96 | 2.56 | 3.101 (3) | 116 |
C26—H26···O1i | 0.93 | 2.38 | 3.307 (3) | 176 |
C21—H21B···Cg1ii | 0.97 | 2.73 | 3.559 (3) | 144 |
Symmetry codes: (i) x−1, y, z; (ii) −x+1, y−1/2, −z+1/2. |
Experimental details
Crystal data | |
Chemical formula | C34H28Cl2N2O2 |
Mr | 567.48 |
Crystal system, space group | Monoclinic, P21/c |
Temperature (K) | 293 |
a, b, c (Å) | 8.6561 (5), 13.4732 (8), 24.3962 (14) |
β (°) | 95.765 (12) |
V (Å3) | 2830.8 (3) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.26 |
Crystal size (mm) | 0.22 × 0.19 × 0.15 |
Data collection | |
Diffractometer | Nonius MACH3 sealed-tube |
Absorption correction | ψ scan (North et al., 1968) |
Tmin, Tmax | 0.963, 0.991 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 5802, 4962, 3252 |
Rint | 0.031 |
(sin θ/λ)max (Å−1) | 0.594 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.042, 0.122, 1.01 |
No. of reflections | 4962 |
No. of parameters | 361 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.23, −0.38 |
Computer programs: CAD-4 EXPRESS (Enraf–Nonius, 1994), XCAD4 (Harms & Wocadlo, 1995), SHELXTL/PC (Bruker, 2000), ORTEP-3 (Farrugia, 1997) and PLATON (Spek, 2003).
D—H···A | D—H | H···A | D···A | D—H···A |
C7—H7···O1 | 0.93 | 2.40 | 2.783 (3) | 104 |
C14—H14···O1 | 0.98 | 2.44 | 2.818 (3) | 102 |
C22—H22C···O2 | 0.96 | 2.56 | 3.101 (3) | 116 |
C26—H26···O1i | 0.93 | 2.38 | 3.307 (3) | 176 |
C21—H21B···Cg1ii | 0.97 | 2.73 | 3.559 (3) | 144 |
Symmetry codes: (i) x−1, y, z; (ii) −x+1, y−1/2, −z+1/2. |
Acknowledgements
SA sincerely thanks the Vice-Chancellor and Management of the Kalasalingam University, Anand Nagar and Krishnan Koil, for their support and encouragement. SPR and BRK thank the Principal and Management of Devanga Arts College, Aruppukottai.
References
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This is an open-access article distributed under the terms of the Creative Commons Attribution (CC-BY) Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are cited.
1,3-Dipolar cycloadditions form a subject of intensive research in organic synthesis in view of their great synthetic potential (Karthikeyan et al., 2007). In particular, the cycloaddition of nonstabilized azomethine ylides with olefins represents one of the most convergent approaches for the construction of pyrrolidines (Boruah et al., 2007), which are prevalent in a variety of biologically active compounds (Watson et al., 2001) and find utility in the treatment of diseases such as diabetes (Horri et al., 1986). Acenaphthenequinone is a versatile precursor for azomethine ylide cycloaddition as it reacts with various α-amino acids generating reactive 1,3-dipoles (Babu & Raghunathan, 2007). Synthesis of spiro compounds have drawn considerable attention of the chemists, in view of their very good antimycobacterial activity (Chande et al., 2005).
The envelope conformation of the five-membered ring in (I), is observed through the puckering analysis [q2 = 0.446 (2) Å and φ2 = 43.2 (3)°; Cremer & Pople, 1975] and the six-membered ring adopts distorted half-chair conformation [q2 = 0.289 (3) Å, φ2 = 117.1 (6)° and q3 = -0.454 (2) Å] (Fig. 1). The dihedral angle between the chlorophenyl rings are 86.1 (1)° and these rings are making angles of 35.6 (1) and 51.7 (1)° with the acenaphthene group.
The molecular structure of the title compound shows three intramolecular hydrogen bonds (Desiraju & Steiner, 1999). The crystal packing is stabilized through intermolecular C—H···O and C—H···π interactions (Fig. 2; Table 1). Atom H21B interacts with the centroid of the ring C1–C6.