Literature DB >> 24109272

(5,10,15,20-Tetra-phenyl-porphyrinato-κ(4) N)zinc-18-crown-6 (1/1).

Zouhour Denden1, Leila Bel Haj Hassen, Mohamed Salah Belkhiria, Jean-Claude Daran, Habib Nasri.   

Abstract

In the title compound, [Zn(C44H28N4)]·C12H24O6, the Zn(II) ion lies on an inversion center and the asymmetric unit contains one half of a Zn(TPP) complex (TPP = 5,10,15,20-tetra-phenyl-porphyrin dianion) and one half of a centrosymmetric 18-crown-6 mol-ecule. The Zn(TPP) complex exhibits a nearly planar conformation of the porphyrin core [maximum deviation = 0.106 (2) Å] with an average Zn-N distance of 2.047 (2) Å. The title compound is considered as a one-dimensional polymer along [010], in which the Zn(TPP) moiety is linked to the closest O atoms of two symmetry-related 18-crown-6 mol-ecules with a Zn-O distance of 2.582 (1) Å, completing a distorted octahedral coordination environment of the metal ion. The chains are mainly sustained by weak C-H⋯π inter-actions. An ethyl-ene group of the 18-crown-6 mol-ecule is disordered over three sites with occupancies of 0.50, 0.25 and 0.25.

Entities:  

Year:  2013        PMID: 24109272      PMCID: PMC3793685          DOI: 10.1107/S1600536813018126

Source DB:  PubMed          Journal:  Acta Crystallogr Sect E Struct Rep Online        ISSN: 1600-5368


Related literature

For related structures, see: Cheng & Scheidt (1995 ▶); Diskin-Posner et al. (1999 ▶); Ezzayani et al. (2013 ▶); Kojima et al. (2009 ▶); Kumar et al. (1997 ▶); Mansour et al. (2010 ▶); Ricard et al. (2001 ▶); Suijkerbuijk et al. (2007 ▶); Toumi et al. (2013 ▶). For the SIMU/ISOR restraints used in the refinement, see: McArdle (1995 ▶). For a description of the Cambridge Strcutural Database, see: Allen (2002 ▶). For the synthesis, see: Oberda et al. (2011 ▶).

Experimental

Crystal data

[Zn(C44H28N4)]·C12H24O6 M = 942.39 Triclinic, a = 10.2170 (3) Å b = 11.1190 (4) Å c = 11.8243 (3) Å α = 104.384 (3)° β = 105.912 (3)° γ = 108.096 (3)° V = 1143.23 (8) Å3 Z = 1 Mo Kα radiation μ = 0.60 mm−1 T = 180 K 0.48 × 0.45 × 0.33 mm

Data collection

Oxford Diffraction Xcalibur diffractometer Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2010 ▶) T min = 0.918, T max = 1.000 22963 measured reflections 4503 independent reflections 3774 reflections with I > 2σ(I) R int = 0.023

Refinement

R[F 2 > 2σ(F 2)] = 0.039 wR(F 2) = 0.108 S = 1.07 4503 reflections 310 parameters 30 restraints H-atom parameters constrained Δρmax = 0.95 e Å−3 Δρmin = −0.67 e Å−3 Data collection: CrysAlis CCD (Oxford Diffraction, 2010 ▶); cell refinement: CrysAlis RED (Oxford Diffraction, 2010 ▶); data reduction: CrysAlis RED; program(s) used to solve structure: SIR2004 (Burla et al., 2005 ▶); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008 ▶); molecular graphics: ORTEPIII (Burnett & Johnson, 1996 ▶) and ORTEP-3 for Windows (Farrugia, 2012) ▶; software used to prepare material for publication: WinGX (Farrugia, 2012) ▶. Crystal structure: contains datablock(s) I. DOI: 10.1107/S1600536813018126/hy2633sup1.cif Structure factors: contains datablock(s) I. DOI: 10.1107/S1600536813018126/hy2633Isup2.hkl Additional supplementary materials: crystallographic information; 3D view; checkCIF report
[Zn(C44H28N4)]·C12H24O6Z = 1
Mr = 942.39F(000) = 494
Triclinic, P1Dx = 1.369 Mg m3
Hall symbol: -P 1Mo Kα radiation, λ = 0.71073 Å
a = 10.2170 (3) ÅCell parameters from 13909 reflections
b = 11.1190 (4) Åθ = 3.3–29.1°
c = 11.8243 (3) ŵ = 0.60 mm1
α = 104.384 (3)°T = 180 K
β = 105.912 (3)°Block, violet
γ = 108.096 (3)°0.48 × 0.45 × 0.33 mm
V = 1143.23 (8) Å3
Oxford Diffraction Xcalibur diffractometer4503 independent reflections
Radiation source: fine-focus sealed tube3774 reflections with I > 2σ(I)
Graphite monochromatorRint = 0.023
Detector resolution: 16.1978 pixels mm-1θmax = 26.0°, θmin = 3.3°
ω scansh = −12→12
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2010)k = −13→13
Tmin = 0.918, Tmax = 1.000l = −14→14
22963 measured reflections
Refinement on F2Primary atom site location: structure-invariant direct methods
Least-squares matrix: fullSecondary atom site location: difference Fourier map
R[F2 > 2σ(F2)] = 0.039Hydrogen site location: inferred from neighbouring sites
wR(F2) = 0.108H-atom parameters constrained
S = 1.07w = 1/[σ2(Fo2) + (0.0591P)2 + 0.5621P] where P = (Fo2 + 2Fc2)/3
4503 reflections(Δ/σ)max < 0.001
310 parametersΔρmax = 0.95 e Å3
30 restraintsΔρmin = −0.67 e Å3
Geometry. All s.u.'s (except the s.u. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell s.u.'s are taken into account individually in the estimation of s.u.'s in distances, angles and torsion angles; correlations between s.u.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell s.u.'s is used for estimating s.u.'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 > 2σ(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.
xyzUiso*/UeqOcc. (<1)
Zn1.00000.00000.50000.03274 (14)
N11.11054 (18)−0.01373 (18)0.66650 (15)0.0230 (4)
N20.79951 (17)−0.10495 (17)0.50470 (15)0.0213 (3)
C11.2617 (2)0.0346 (2)0.72913 (18)0.0219 (4)
C21.2919 (2)−0.0065 (2)0.83665 (19)0.0248 (4)
H21.38540.01400.89490.030*
C31.1598 (2)−0.0801 (2)0.83723 (18)0.0243 (4)
H31.1450−0.11990.89580.029*
C41.0454 (2)−0.0857 (2)0.72994 (18)0.0215 (4)
C50.8921 (2)−0.1589 (2)0.69362 (18)0.0214 (4)
C60.7795 (2)−0.1682 (2)0.58835 (18)0.0217 (4)
C70.6231 (2)−0.2468 (2)0.5519 (2)0.0274 (5)
H70.5805−0.29960.59270.033*
C80.5497 (2)−0.2298 (2)0.4477 (2)0.0270 (4)
H80.4471−0.26770.40380.032*
C90.6606 (2)−0.1415 (2)0.41709 (18)0.0215 (4)
C101.3700 (2)0.1076 (2)0.69132 (18)0.0221 (4)
C110.8443 (2)−0.2378 (2)0.77232 (18)0.0218 (4)
C120.8211 (3)−0.3733 (2)0.7389 (2)0.0355 (5)
H120.8369−0.41510.66840.043*
C130.7744 (3)−0.4473 (2)0.8098 (2)0.0382 (6)
H130.7593−0.53830.78670.046*
C140.7504 (2)−0.3870 (2)0.9138 (2)0.0318 (5)
H140.7190−0.43680.96110.038*
C150.7733 (3)−0.2519 (2)0.9478 (2)0.0338 (5)
H150.7569−0.21051.01810.041*
C160.8207 (2)−0.1776 (2)0.8774 (2)0.0288 (5)
H160.8366−0.08640.90130.035*
C171.5297 (2)0.1524 (2)0.77206 (18)0.0228 (4)
C181.6208 (2)0.1016 (2)0.7256 (2)0.0303 (5)
H181.58130.03830.64370.036*
C191.7692 (3)0.1441 (3)0.7995 (2)0.0373 (5)
H191.82870.10940.76720.045*
C201.8297 (2)0.2382 (3)0.9214 (2)0.0366 (6)
H201.92980.26740.97060.044*
C211.7406 (2)0.2884 (2)0.9696 (2)0.0337 (5)
H211.78050.35071.05190.040*
C221.59147 (13)0.24577 (12)0.89529 (11)0.0270 (4)
H221.53210.28010.92830.032*
O10.99283 (13)−0.23197 (12)0.38069 (11)0.0414 (4)
C230.88485 (13)−0.30609 (12)0.25589 (11)0.0415 (6)
H23A0.9247−0.35820.20720.050*
H23B0.8669−0.24240.21710.050*
C240.7397 (3)−0.4009 (3)0.2491 (2)0.0423 (6)
H24A0.7125−0.35630.31490.051*
H24B0.6622−0.42520.16810.051*
O20.7523 (2)−0.51824 (18)0.26441 (18)0.0450 (4)
C250.6304 (3)−0.6046 (3)0.2816 (3)0.0473 (6)
H25A0.5470−0.65660.20120.057*
H25B0.5991−0.55090.33800.057*
C260.6787 (3)−0.6981 (3)0.3367 (3)0.0510 (7)
H26A0.5923−0.77340.32820.061*
H26B0.7329−0.73440.29210.061*
O30.7692 (2)−0.6263 (2)0.4630 (2)0.0602 (5)
C27A0.9180 (7)−0.6327 (7)0.5200 (6)0.0541 (7)0.50
H27A0.9569−0.65760.45580.065*0.50
H27B0.9902−0.54610.58480.065*0.50
C28A0.8820 (7)−0.7408 (7)0.5755 (6)0.0492 (8)0.50
H28A0.8521−0.71030.64470.059*0.50
H28B0.7999−0.82290.51180.059*0.50
C27B0.8033 (15)−0.7226 (13)0.5251 (14)0.0541 (7)0.25
H27C0.7839−0.70960.60220.065*0.25
H27D0.7453−0.81650.46850.065*0.25
C28B0.9557 (13)−0.6854 (13)0.5508 (13)0.0492 (8)0.25
H28C1.0109−0.58950.60210.059*0.25
H28D0.9724−0.70180.47250.059*0.25
C27C0.8191 (15)−0.7395 (13)0.4715 (13)0.0541 (7)0.25
H27E0.7387−0.82150.46040.065*0.25
H27F0.8663−0.76000.41270.065*0.25
C28C0.9287 (15)−0.6667 (14)0.6059 (12)0.0492 (8)0.25
H28E0.8790−0.65670.66450.059*0.25
H28F0.9991−0.57790.61840.059*0.25
U11U22U33U12U13U23
Zn0.01801 (19)0.0560 (3)0.0266 (2)0.00947 (17)0.00743 (14)0.02734 (18)
N10.0178 (8)0.0310 (9)0.0204 (8)0.0074 (7)0.0065 (7)0.0138 (7)
N20.0182 (8)0.0277 (9)0.0180 (8)0.0078 (7)0.0058 (6)0.0116 (7)
C10.0206 (9)0.0250 (10)0.0183 (9)0.0085 (8)0.0049 (8)0.0089 (8)
C20.0232 (10)0.0294 (11)0.0200 (10)0.0106 (9)0.0040 (8)0.0110 (8)
C30.0257 (10)0.0285 (11)0.0191 (9)0.0102 (9)0.0066 (8)0.0125 (8)
C40.0234 (10)0.0252 (10)0.0176 (9)0.0098 (8)0.0080 (8)0.0103 (8)
C50.0249 (10)0.0227 (10)0.0185 (9)0.0091 (8)0.0105 (8)0.0091 (8)
C60.0217 (10)0.0245 (10)0.0198 (9)0.0076 (8)0.0101 (8)0.0096 (8)
C70.0226 (10)0.0338 (12)0.0268 (11)0.0072 (9)0.0112 (9)0.0158 (9)
C80.0188 (10)0.0318 (11)0.0272 (11)0.0057 (9)0.0078 (8)0.0127 (9)
C90.0184 (9)0.0255 (10)0.0198 (9)0.0077 (8)0.0070 (8)0.0091 (8)
C100.0199 (9)0.0244 (10)0.0201 (9)0.0088 (8)0.0054 (8)0.0082 (8)
C110.0181 (9)0.0258 (10)0.0194 (9)0.0054 (8)0.0055 (8)0.0113 (8)
C120.0522 (15)0.0290 (12)0.0245 (11)0.0139 (11)0.0175 (10)0.0089 (9)
C130.0504 (15)0.0233 (11)0.0313 (12)0.0065 (11)0.0106 (11)0.0109 (10)
C140.0276 (11)0.0368 (13)0.0288 (11)0.0050 (10)0.0084 (9)0.0213 (10)
C150.0431 (13)0.0442 (14)0.0296 (11)0.0230 (11)0.0229 (10)0.0214 (10)
C160.0379 (12)0.0288 (11)0.0281 (11)0.0163 (10)0.0170 (9)0.0152 (9)
C170.0202 (10)0.0256 (10)0.0225 (10)0.0072 (8)0.0060 (8)0.0137 (8)
C180.0275 (11)0.0339 (12)0.0295 (11)0.0125 (10)0.0107 (9)0.0116 (9)
C190.0259 (11)0.0465 (14)0.0495 (14)0.0193 (11)0.0167 (11)0.0254 (12)
C200.0182 (10)0.0450 (14)0.0424 (13)0.0069 (10)0.0018 (9)0.0274 (11)
C210.0298 (12)0.0333 (12)0.0255 (11)0.0041 (10)0.0001 (9)0.0134 (9)
C220.0256 (10)0.0277 (11)0.0254 (10)0.0092 (9)0.0071 (8)0.0110 (9)
O10.0372 (9)0.0465 (10)0.0370 (9)0.0164 (8)0.0067 (7)0.0185 (8)
C230.0559 (16)0.0368 (13)0.0301 (12)0.0170 (12)0.0140 (11)0.0145 (10)
C240.0449 (14)0.0412 (14)0.0350 (13)0.0208 (12)0.0062 (11)0.0106 (11)
O20.0465 (10)0.0412 (10)0.0627 (12)0.0218 (9)0.0329 (9)0.0252 (9)
C250.0296 (12)0.0583 (17)0.0482 (15)0.0101 (12)0.0137 (11)0.0212 (13)
C260.0595 (18)0.0364 (14)0.0672 (19)0.0201 (13)0.0383 (16)0.0188 (13)
O30.0635 (8)0.0611 (8)0.0590 (8)0.0356 (6)0.0160 (6)0.0219 (6)
C27A0.0561 (9)0.0546 (9)0.0546 (9)0.0271 (7)0.0179 (7)0.0225 (7)
C28A0.0508 (10)0.0514 (10)0.0503 (10)0.0242 (8)0.0202 (7)0.0213 (8)
C27B0.0561 (9)0.0546 (9)0.0546 (9)0.0271 (7)0.0179 (7)0.0225 (7)
C28B0.0508 (10)0.0514 (10)0.0503 (10)0.0242 (8)0.0202 (7)0.0213 (8)
C27C0.0561 (9)0.0546 (9)0.0546 (9)0.0271 (7)0.0179 (7)0.0225 (7)
C28C0.0508 (10)0.0514 (10)0.0503 (10)0.0242 (8)0.0202 (7)0.0213 (8)
Zn—N22.0421 (16)C21—C221.389 (2)
Zn—N12.0524 (16)C21—H210.9300
N1—C11.372 (2)C22—H220.9300
N1—C41.374 (2)O1—C28Aii1.397 (6)
N2—C91.371 (2)O1—C231.4185
N2—C61.372 (2)O1—C28Bii1.487 (13)
C1—C101.405 (3)O1—C28Cii1.587 (12)
C1—C21.443 (3)C23—C241.496 (3)
C2—C31.347 (3)C23—H23A0.9700
C2—H20.9300C23—H23B0.9700
C3—C41.443 (3)C24—O21.400 (3)
C3—H30.9300C24—H24A0.9700
C4—C51.402 (3)C24—H24B0.9700
C5—C61.400 (3)O2—C251.417 (3)
C5—C111.504 (3)C25—C261.492 (4)
C6—C71.439 (3)C25—H25A0.9700
C7—C81.346 (3)C25—H25B0.9700
C7—H70.9300C26—O31.384 (4)
C8—C91.445 (3)C26—H26A0.9700
C8—H80.9300C26—H26B0.9700
C9—C10i1.406 (3)O3—C27C1.513 (12)
C10—C9i1.406 (3)O3—C27B1.513 (13)
C10—C171.493 (3)O3—C27A1.517 (6)
C11—C161.379 (3)C27A—C28A1.504 (9)
C11—C121.384 (3)C27A—H27A0.9700
C12—C131.388 (3)C27A—H27B0.9700
C12—H120.9300C28A—O1ii1.397 (6)
C13—C141.370 (3)C28A—H28A0.9700
C13—H130.9300C28A—H28B0.9700
C14—C151.380 (3)C27B—C28B1.403 (18)
C14—H140.9300C27B—H27C0.9700
C15—C161.386 (3)C27B—H27D0.9700
C15—H150.9300C28B—O1ii1.487 (12)
C16—H160.9300C28B—H28C0.9700
C17—C221.392 (2)C28B—H28D0.9700
C17—C181.393 (3)C27C—C28C1.502 (18)
C18—C191.382 (3)C27C—H27E0.9700
C18—H180.9300C27C—H27F0.9700
C19—C201.383 (4)C28C—O1ii1.587 (12)
C19—H190.9300C28C—H28E0.9700
C20—C211.381 (4)C28C—H28F0.9700
C20—H200.9300
N2—Zn—N2i180.0C20—C21—H21120.0
N2—Zn—N1i89.28 (6)C22—C21—H21120.0
N2i—Zn—N1i90.72 (6)C21—C22—C17120.83 (16)
N2—Zn—N190.72 (6)C21—C22—H22119.6
N2i—Zn—N189.28 (6)C17—C22—H22119.6
N1i—Zn—N1180.0C28Aii—O1—C23121.4 (3)
C1—N1—C4106.75 (16)C23—O1—C28Bii115.6 (5)
C1—N1—Zn127.32 (13)C23—O1—C28Cii99.7 (5)
C4—N1—Zn125.65 (13)O1—C23—C24113.75 (11)
C9—N2—C6106.67 (16)O1—C23—H23A108.8
C9—N2—Zn127.28 (13)C24—C23—H23A108.8
C6—N2—Zn125.51 (13)O1—C23—H23B108.8
N1—C1—C10125.32 (18)C24—C23—H23B108.8
N1—C1—C2109.25 (17)H23A—C23—H23B107.7
C10—C1—C2125.37 (18)O2—C24—C23109.77 (19)
C3—C2—C1107.45 (17)O2—C24—H24A109.7
C3—C2—H2126.3C23—C24—H24A109.7
C1—C2—H2126.3O2—C24—H24B109.7
C2—C3—C4107.10 (17)C23—C24—H24B109.7
C2—C3—H3126.5H24A—C24—H24B108.2
C4—C3—H3126.5C24—O2—C25114.6 (2)
N1—C4—C5125.70 (17)O2—C25—C26108.3 (2)
N1—C4—C3109.43 (17)O2—C25—H25A110.0
C5—C4—C3124.81 (18)C26—C25—H25A110.0
C6—C5—C4125.74 (18)O2—C25—H25B110.0
C6—C5—C11116.99 (17)C26—C25—H25B110.0
C4—C5—C11117.24 (17)H25A—C25—H25B108.4
N2—C6—C5126.10 (18)O3—C26—C25108.8 (2)
N2—C6—C7109.46 (17)O3—C26—H26A109.9
C5—C6—C7124.44 (18)C25—C26—H26A109.9
C8—C7—C6107.41 (18)O3—C26—H26B109.9
C8—C7—H7126.3C25—C26—H26B109.9
C6—C7—H7126.3H26A—C26—H26B108.3
C7—C8—C9107.03 (18)C26—O3—C27C91.8 (5)
C7—C8—H8126.5C26—O3—C27B109.8 (6)
C9—C8—H8126.5C26—O3—C27A121.5 (3)
N2—C9—C10i125.72 (18)C28A—C27A—O3103.6 (5)
N2—C9—C8109.42 (17)C28A—C27A—H27A111.0
C10i—C9—C8124.69 (18)O3—C27A—H27A111.0
C1—C10—C9i124.99 (18)C28A—C27A—H27B111.0
C1—C10—C17117.65 (17)O3—C27A—H27B111.0
C9i—C10—C17117.36 (18)H27A—C27A—H27B109.0
C16—C11—C12118.84 (19)O1ii—C28A—C27A109.5 (5)
C16—C11—C5120.98 (18)O1ii—C28A—H28A109.8
C12—C11—C5120.17 (18)C27A—C28A—H28A109.8
C11—C12—C13120.5 (2)O1ii—C28A—H28B109.8
C11—C12—H12119.8C27A—C28A—H28B109.8
C13—C12—H12119.8H28A—C28A—H28B108.2
C14—C13—C12120.3 (2)C28B—C27B—O3102.5 (10)
C14—C13—H13119.8C28B—C27B—H27C111.3
C12—C13—H13119.8O3—C27B—H27C111.3
C13—C14—C15119.6 (2)C28B—C27B—H27D111.3
C13—C14—H14120.2O3—C27B—H27D111.3
C15—C14—H14120.2H27C—C27B—H27D109.2
C14—C15—C16120.2 (2)C27B—C28B—O1ii108.4 (10)
C14—C15—H15119.9C27B—C28B—H28C110.0
C16—C15—H15119.9O1ii—C28B—H28C110.0
C11—C16—C15120.6 (2)C27B—C28B—H28D110.0
C11—C16—H16119.7O1ii—C28B—H28D110.0
C15—C16—H16119.7H28C—C28B—H28D108.4
C22—C17—C18118.35 (17)C28C—C27C—O396.2 (9)
C22—C17—C10121.02 (17)C28C—C27C—H27E112.5
C18—C17—C10120.63 (18)O3—C27C—H27E112.5
C19—C18—C17120.8 (2)C28C—C27C—H27F112.5
C19—C18—H18119.6O3—C27C—H27F112.5
C17—C18—H18119.6H27E—C27C—H27F110.0
C18—C19—C20120.3 (2)C27C—C28C—O1ii100.7 (9)
C18—C19—H19119.9C27C—C28C—H28E111.6
C20—C19—H19119.9O1ii—C28C—H28E111.6
C21—C20—C19119.7 (2)C27C—C28C—H28F111.6
C21—C20—H20120.1O1ii—C28C—H28F111.6
C19—C20—H20120.1H28E—C28C—H28F109.4
C20—C21—C22120.0 (2)
D—H···AD—HH···AD···AD—H···A
C15—H15···Cg1iii0.932.983.824 (2)152
C20—H20···Cg3iv0.932.843.746 (2)164
C24—H24A···Cg20.972.733.686 (3)167
Table 1

Hydrogen-bond geometry (Å, °)

Cg1, Cg2 and Cg3 are the centroids of the N1/C1–C4, N2/C6–C9 and C11–C16 rings, respectively.

D—H⋯A D—HH⋯A DA D—H⋯A
C15—H15⋯Cg1i 0.932.983.824 (2)152
C20—H20⋯Cg3ii 0.932.843.746 (2)164
C24—H24ACg20.972.733.686 (3)167

Symmetry codes: (i) ; (ii) .

  6 in total

1.  The Cambridge Structural Database: a quarter of a million crystal structures and rising.

Authors:  Frank H Allen
Journal:  Acta Crystallogr B       Date:  2002-05-29

2.  A short history of SHELX.

Authors:  George M Sheldrick
Journal:  Acta Crystallogr A       Date:  2007-12-21       Impact factor: 2.290

3.  (5,10,15,20-Tetra-phenyl-porphyrinato-κN)cobalt(II)-18-crown-6 (1/1).

Authors:  Anissa Mansour; Mohamed Salah Belkhiria; Jean-Claude Daran; Habib Nasri
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2010-04-10

4.  One-dimensional, cofacial porphyrin polymers formed by self-assembly of meso-tetrakis(ERE donor) zinc(II) porphyrins.

Authors:  Bart M J M Suijkerbuijk; Duncan M Tooke; Anthony L Spek; Gerard van Koten; Robertus J M Klein Gebbink
Journal:  Chem Asian J       Date:  2007-07-02

5.  Diaqua-(5,10,15,20-tetra-phenyl-porphyrinato-κ(4)N)magnesium-18-crown-6 (1/1).

Authors:  Khaireddine Ezzayani; Soumaya Nasri; Mohamed Salah Belkhiria; Jean-Claude Daran; Habib Nasri
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2013-01-19

6.  Aqua-(5,10,15,20-tetra-phenyl-porphyrin-ato-κ(4) N)cadmium(II)-18-crown-6 (1/1).

Authors:  Hamza Toumi; Yassine Belghith; Jean-Claude Daran; Habib Nasri
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2013-06-08
  6 in total

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