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The title compound, C20H24Cl4N5O3P3·0.5C6H6, is a novel crypta-phosphazene derivative containing three ether O and two N atoms in the macrocycle. The cavity radius of the macrocycle is estimated to be approximately 1.52 Å. The benzene solvent mol­ecule lies on a crystallographic twofold rotation axis.

Supporting information

cif

Crystallographic Information File (CIF) https://doi.org/10.1107/S1600536804017118/wn6263sup1.cif
Contains datablocks I, global

hkl

Structure factor file (CIF format) https://doi.org/10.1107/S1600536804017118/wn6263Isup2.hkl
Contains datablock I

CCDC reference: 248827

Key indicators

  • Single-crystal X-ray study
  • T = 293 K
  • Mean [sigma](C-C) = 0.009 Å
  • R factor = 0.067
  • wR factor = 0.197
  • Data-to-parameter ratio = 15.3

checkCIF/PLATON results

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Alert level C RADNW01_ALERT_1_C The radiation wavelength lies outside the expected range for the supplied radiation type. Expected range 1.54175-1.54180 Wavelength given = 1.54184 PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ .... ? PLAT241_ALERT_2_C Check High U(eq) as Compared to Neighbors for N2 PLAT242_ALERT_2_C Check Low U(eq) as Compared to Neighbors for P2 PLAT242_ALERT_2_C Check Low U(eq) as Compared to Neighbors for P3 PLAT244_ALERT_4_C Low Solvent U(eq) as Compared to Neighbors for C22 PLAT331_ALERT_2_C Small Average Phenyl C-C Dist. C21 -C22_a 1.36 Ang. PLAT340_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ... 9 PLAT733_ALERT_1_C Torsion Calc -0.9(13), Rep -0.9(6) ...... 2.17 su-Rat C22 -C23 -C24 -C23 1.555 1.555 1.555 2.555
0 ALERT level A = In general: serious problem 0 ALERT level B = Potentially serious problem 9 ALERT level C = Check and explain 0 ALERT level G = General alerts; check 3 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 4 ALERT type 2 Indicator that the structure model may be wrong or deficient 1 ALERT type 3 Indicator that the structure quality may be low 1 ALERT type 4 Improvement, methodology, query or suggestion

Computing details top

Data collection: CAD-4 EXPRESS (Enraf-Nonius, 1994); cell refinement: CAD-4 EXPRESS; data reduction: XCAD4 (Harms & Wocadlo, 1995); program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: ORTEP-3 for Windows (Farrugia, 1997); software used to prepare material for publication: WinGX (Farrugia, 1999).

4,4,6,6-Tetrachloro-1',3'-[2,2'-(3-oxapentane-1,5-dioxy)dibenzyl]- 2λ5,4λ5,6λ5-cyclotriphosphazene-2-spiro-2'-1,3,2-diazaphospholane benzene hemisolvate top
Crystal data top
C20H24Cl4N5O3P3·0.5C6H6F(000) = 2696
Mr = 656.23Dx = 1.463 Mg m3
Monoclinic, C2/cCu Kα radiation, λ = 1.54184 Å
Hall symbol: -C 2ycCell parameters from 25 reflections
a = 18.531 (5) Åθ = 12–22°
b = 13.431 (3) ŵ = 5.43 mm1
c = 24.043 (4) ÅT = 293 K
β = 95.23 (2)°Prism, colourless
V = 5959 (2) Å30.40 × 0.25 × 0.25 mm
Z = 8
Data collection top
Enraf-Nonius CAD-4
diffractometer
Rint = 0.041
Radiation source: fine-focus sealed tubeθmax = 74.2°, θmin = 3.7°
Graphite monochromatorh = 023
non–profiled ω scansk = 016
10505 measured reflectionsl = 3029
5913 independent reflections3 standard reflections every 120 min
3612 reflections with I > 2σ(I) intensity decay: 1%
Refinement top
Refinement on F2Secondary atom site location: difference Fourier map
Least-squares matrix: fullHydrogen site location: inferred from neighbouring sites
R[F2 > 2σ(F2)] = 0.067H-atom parameters constrained
wR(F2) = 0.197 w = 1/[σ2(Fo2) + (0.1326P)2]
where P = (Fo2 + 2Fc2)/3
S = 1.03(Δ/σ)max < 0.001
5113 reflectionsΔρmax = 0.50 e Å3
335 parametersΔρmin = 1.24 e Å3
1 restraintExtinction correction: SHELXL97 (Sheldrick, 1997), Fc*=kFc[1+0.001xFc2λ3/sin(2θ)]-1/4
Primary atom site location: structure-invariant direct methodsExtinction coefficient: 0.0023 (2)
Special details top

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.

Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
xyzUiso*/Ueq
Cl10.18455 (11)0.36564 (16)0.01082 (7)0.0928 (6)
Cl20.16173 (9)0.21150 (10)0.10186 (9)0.0849 (6)
Cl30.00671 (10)0.58454 (13)0.06979 (6)0.0784 (5)
Cl40.02169 (9)0.45905 (15)0.16988 (8)0.0859 (6)
P10.20612 (5)0.51202 (8)0.16243 (4)0.0352 (3)
P20.05930 (6)0.48955 (9)0.12323 (5)0.0397 (3)
P30.15737 (7)0.35847 (9)0.09037 (5)0.0468 (3)
O10.3254 (2)0.3245 (3)0.25836 (15)0.0618 (10)
O20.4012 (2)0.3322 (3)0.15829 (16)0.0653 (10)
O30.36608 (19)0.4961 (3)0.07973 (15)0.0552 (9)
N10.1214 (2)0.5437 (3)0.15906 (17)0.0492 (10)
N20.0763 (2)0.3929 (3)0.0894 (2)0.0665 (14)
N30.2172 (2)0.4094 (3)0.13068 (17)0.0450 (9)
N40.2567 (2)0.6009 (3)0.14250 (14)0.0427 (9)
N50.2423 (2)0.5098 (3)0.22658 (15)0.0445 (9)
C10.2116 (3)0.4522 (4)0.26982 (19)0.0529 (12)
C20.2657 (3)0.4275 (4)0.3178 (2)0.0521 (12)
C30.2611 (4)0.4682 (5)0.3702 (2)0.0688 (16)
C40.3098 (5)0.4457 (5)0.4144 (2)0.080 (2)
C50.3654 (5)0.3803 (6)0.4081 (2)0.084 (2)
C60.3735 (4)0.3369 (5)0.3556 (2)0.0705 (17)
C70.3230 (3)0.3606 (4)0.3112 (2)0.0552 (13)
C80.3841 (4)0.2622 (5)0.2463 (3)0.0711 (16)
C90.3770 (4)0.2454 (4)0.1846 (3)0.0710 (16)
C100.3899 (3)0.3261 (4)0.0996 (2)0.0614 (14)
C110.4178 (3)0.4194 (4)0.0752 (2)0.0631 (15)
C120.3844 (3)0.5905 (4)0.06564 (17)0.0448 (10)
C130.4523 (3)0.6180 (4)0.05010 (19)0.0542 (13)
C140.4647 (3)0.7178 (5)0.0373 (2)0.0629 (15)
C150.4119 (4)0.7873 (5)0.0403 (2)0.0687 (17)
C160.3436 (3)0.7595 (4)0.0556 (2)0.0572 (13)
C170.3291 (3)0.6622 (4)0.06839 (17)0.0441 (10)
C180.2556 (3)0.6340 (4)0.08470 (18)0.0456 (10)
C190.3059 (3)0.6419 (4)0.1876 (2)0.0536 (12)
C200.2878 (3)0.5949 (4)0.2402 (2)0.0591 (14)
C210.00000.2242 (8)0.25000.089
C220.0153 (4)0.1726 (4)0.2020 (3)0.066
C230.0159 (6)0.0793 (9)0.2030 (5)0.129 (4)
C240.00000.0252 (9)0.25000.165 (10)
H1A0.19160.39080.25360.063*
H1B0.17210.48960.28360.063*
H30.22360.51220.37540.083*
H40.30530.47480.44900.097*
H50.39800.36460.43850.100*
H60.41170.29360.35080.085*
H8A0.38200.19930.26590.085*
H8B0.43000.29410.25790.085*
H9A0.40590.18850.17550.085*
H9B0.32680.23200.17160.085*
H10A0.33860.31850.08810.074*
H10B0.41520.26880.08630.074*
H11A0.46370.43810.09510.076*
H11B0.42550.40880.03620.076*
H130.48870.57080.04830.065*
H140.50960.73680.02650.075*
H150.42110.85350.03210.082*
H160.30760.80750.05710.069*
H18A0.22350.69090.07920.055*
H18B0.23600.58110.06030.055*
H19A0.30000.71350.18960.064*
H19B0.35570.62750.18110.064*
H20A0.33180.57430.26210.071*
H20B0.26260.64220.26200.071*
H210.00000.29340.25000.107*
H220.02490.20690.16990.079*
H230.02720.04490.17140.155*
H240.00000.04410.25000.198*
Atomic displacement parameters (Å2) top
U11U22U33U12U13U23
Cl10.1061 (14)0.1183 (15)0.0525 (8)0.0094 (11)0.0004 (8)0.0300 (9)
Cl20.0740 (10)0.0394 (7)0.1373 (15)0.0036 (6)0.0119 (10)0.0131 (8)
Cl30.0900 (11)0.0803 (10)0.0614 (8)0.0286 (8)0.0120 (7)0.0174 (7)
Cl40.0593 (9)0.1031 (13)0.1002 (12)0.0058 (8)0.0332 (8)0.0213 (10)
P10.0348 (5)0.0389 (6)0.0310 (5)0.0018 (4)0.0023 (4)0.0055 (4)
P30.0424 (6)0.0419 (6)0.0539 (7)0.0030 (5)0.0076 (5)0.0147 (5)
P20.0316 (5)0.0433 (6)0.0433 (6)0.0029 (4)0.0008 (4)0.0001 (4)
N10.041 (2)0.049 (2)0.057 (2)0.0043 (17)0.0002 (17)0.0185 (19)
N20.042 (2)0.052 (3)0.100 (4)0.0074 (19)0.020 (2)0.033 (2)
N30.0375 (19)0.040 (2)0.056 (2)0.0068 (15)0.0036 (16)0.0165 (17)
N40.047 (2)0.050 (2)0.0296 (18)0.0091 (17)0.0041 (15)0.0011 (15)
N50.051 (2)0.050 (2)0.0314 (17)0.0075 (17)0.0011 (15)0.0006 (15)
O10.067 (2)0.064 (2)0.054 (2)0.0083 (19)0.0033 (17)0.0076 (17)
O20.079 (3)0.057 (2)0.060 (2)0.004 (2)0.0130 (19)0.0038 (17)
O30.0523 (19)0.054 (2)0.061 (2)0.0060 (16)0.0176 (16)0.0095 (16)
C10.054 (3)0.065 (3)0.039 (2)0.007 (2)0.001 (2)0.010 (2)
C20.059 (3)0.060 (3)0.037 (2)0.014 (2)0.003 (2)0.009 (2)
C30.103 (5)0.068 (4)0.036 (3)0.013 (3)0.010 (3)0.009 (2)
C40.127 (6)0.072 (4)0.039 (3)0.029 (4)0.010 (3)0.007 (3)
C50.109 (6)0.096 (5)0.040 (3)0.038 (4)0.028 (3)0.024 (3)
C60.074 (4)0.079 (4)0.056 (3)0.009 (3)0.010 (3)0.025 (3)
C70.068 (3)0.058 (3)0.038 (2)0.012 (3)0.005 (2)0.014 (2)
C80.079 (4)0.054 (3)0.081 (4)0.011 (3)0.013 (3)0.020 (3)
C90.088 (4)0.042 (3)0.086 (4)0.003 (3)0.019 (3)0.005 (3)
C100.065 (3)0.059 (3)0.062 (3)0.014 (3)0.014 (3)0.005 (3)
C110.066 (3)0.067 (4)0.059 (3)0.022 (3)0.021 (3)0.002 (3)
C120.055 (3)0.054 (3)0.0252 (19)0.002 (2)0.0020 (18)0.0014 (18)
C130.053 (3)0.079 (4)0.031 (2)0.005 (3)0.003 (2)0.000 (2)
C140.067 (3)0.083 (4)0.039 (3)0.027 (3)0.007 (2)0.011 (3)
C150.091 (5)0.066 (4)0.049 (3)0.034 (3)0.010 (3)0.002 (3)
C160.072 (3)0.053 (3)0.048 (3)0.007 (3)0.012 (2)0.000 (2)
C170.051 (2)0.055 (3)0.027 (2)0.002 (2)0.0015 (18)0.0022 (18)
C180.047 (2)0.057 (3)0.032 (2)0.005 (2)0.0027 (18)0.0047 (18)
C190.059 (3)0.061 (3)0.039 (2)0.021 (2)0.007 (2)0.002 (2)
C200.067 (3)0.073 (4)0.035 (2)0.022 (3)0.007 (2)0.007 (2)
C210.0880.0780.1050.0000.0260.000
C220.0790.0550.0630.0220.0060.005
C230.105 (7)0.148 (10)0.125 (8)0.033 (7)0.038 (6)0.070 (7)
C240.137 (13)0.048 (6)0.29 (3)0.0000.095 (17)0.000
Geometric parameters (Å, º) top
C21—C22i1.396 (8)C12—C171.412 (7)
C21—C221.396 (8)O1—C71.363 (6)
C21—H210.9300O1—C81.424 (7)
C23—C221.254 (12)C2—C31.382 (7)
C23—C241.396 (14)C2—C71.411 (8)
C23—H230.9300C2—C11.496 (7)
C22—H220.9300C16—C171.376 (7)
C24—C23i1.396 (14)C16—C151.401 (9)
C24—H240.9300C16—H160.9300
O2—C101.411 (7)C19—C201.478 (7)
O2—C91.419 (7)C19—H19A0.9700
C10—C111.496 (8)C19—H19B0.9700
C10—H10A0.9700C7—C61.393 (7)
C10—H10B0.9700N5—C201.440 (6)
C11—O31.418 (6)N5—C11.453 (6)
C11—H11A0.9700C8—C91.495 (9)
C11—H11B0.9700C8—H8A0.9700
P1—N31.598 (4)C8—H8B0.9700
P1—N41.617 (4)C13—C141.398 (8)
P1—N11.622 (4)C13—H130.9300
P1—N51.625 (4)C15—C141.359 (9)
P3—N31.562 (4)C15—H150.9300
P3—N21.570 (4)C1—H1A0.9700
P3—Cl21.9939 (19)C1—H1B0.9700
P3—Cl12.024 (2)C6—C51.410 (10)
P2—N11.553 (4)C6—H60.9300
P2—N21.579 (4)C20—H20A0.9700
P2—Cl41.9964 (19)C20—H20B0.9700
P2—Cl31.9999 (18)C3—C41.365 (9)
N4—C181.457 (6)C3—H30.9300
N4—C191.459 (6)C14—H140.9300
C18—C171.500 (7)C5—C41.374 (11)
C18—H18A0.9700C5—H50.9300
C18—H18B0.9700C9—H9A0.9700
O3—C121.364 (6)C9—H9B0.9700
C12—C131.394 (7)C4—H40.9300
C22i—C21—C22120.5 (10)C17—C16—H16119.6
C22i—C21—H21119.7C15—C16—H16119.6
C22—C21—H21119.7N4—C19—C20107.5 (4)
C22—C23—C24122.3 (10)N4—C19—H19A110.2
C22—C23—H23118.9C20—C19—H19A110.2
C24—C23—H23118.9N4—C19—H19B110.2
C23—C22—C21118.8 (8)C20—C19—H19B110.2
C23—C22—H22120.6H19A—C19—H19B108.5
C21—C22—H22120.6O1—C7—C6123.8 (6)
C23i—C24—C23117.3 (13)O1—C7—C2114.9 (4)
C23i—C24—H24121.4C6—C7—C2121.2 (5)
C23—C24—H24121.4C20—N5—C1121.3 (4)
C10—O2—C9111.9 (4)C20—N5—P1112.5 (3)
O2—C10—C11108.5 (5)C1—N5—P1122.3 (3)
O2—C10—H10A110.0C16—C17—C12118.7 (5)
C11—C10—H10A110.0C16—C17—C18119.9 (5)
O2—C10—H10B110.0C12—C17—C18121.4 (4)
C11—C10—H10B110.0P3—N2—P2118.0 (2)
H10A—C10—H10B108.4O1—C8—C9106.9 (5)
O3—C11—C10108.5 (5)O1—C8—H8A110.3
O3—C11—H11A110.0C9—C8—H8A110.3
C10—C11—H11A110.0O1—C8—H8B110.3
O3—C11—H11B110.0C9—C8—H8B110.3
C10—C11—H11B110.0H8A—C8—H8B108.6
H11A—C11—H11B108.4C12—C13—C14118.9 (5)
N3—P1—N4113.1 (2)C12—C13—H13120.6
N3—P1—N1111.60 (19)C14—C13—H13120.6
N4—P1—N1112.1 (2)C14—C15—C16120.2 (6)
N3—P1—N5112.2 (2)C14—C15—H15119.9
N4—P1—N595.43 (18)C16—C15—H15119.9
N1—P1—N5111.5 (2)N5—C1—C2113.0 (4)
N3—P3—N2120.3 (2)N5—C1—H1A109.0
N3—P3—Cl2109.28 (16)C2—C1—H1A109.0
N2—P3—Cl2108.6 (2)N5—C1—H1B109.0
N3—P3—Cl1110.00 (18)C2—C1—H1B109.0
N2—P3—Cl1107.0 (2)H1A—C1—H1B107.8
Cl2—P3—Cl199.64 (10)C7—C6—C5118.2 (7)
N1—P2—N2119.9 (2)C7—C6—H6120.9
N1—P2—Cl4109.94 (17)C5—C6—H6120.9
N2—P2—Cl4108.4 (2)N5—C20—C19108.5 (4)
N1—P2—Cl3110.50 (18)N5—C20—H20A110.0
N2—P2—Cl3107.6 (2)C19—C20—H20A110.0
Cl4—P2—Cl398.31 (9)N5—C20—H20B110.0
C18—N4—C19123.2 (4)C19—C20—H20B110.0
C18—N4—P1123.3 (3)H20A—C20—H20B108.4
C19—N4—P1113.4 (3)C4—C3—C2122.1 (7)
N4—C18—C17113.1 (4)C4—C3—H3119.0
N4—C18—H18A109.0C2—C3—H3119.0
C17—C18—H18A109.0C15—C14—C13120.9 (5)
N4—C18—H18B109.0C15—C14—H14119.6
C17—C18—H18B109.0C13—C14—H14119.6
H18A—C18—H18B107.8C4—C5—C6120.4 (6)
C12—O3—C11118.1 (4)C4—C5—H5119.8
O3—C12—C13124.3 (5)C6—C5—H5119.8
O3—C12—C17115.1 (4)O2—C9—C8108.4 (5)
C13—C12—C17120.6 (5)O2—C9—H9A110.0
C7—O1—C8119.3 (4)C8—C9—H9A110.0
P2—N1—P1124.7 (2)O2—C9—H9B110.0
C3—C2—C7117.7 (5)C8—C9—H9B110.0
C3—C2—C1121.5 (6)H9A—C9—H9B108.4
C7—C2—C1120.8 (5)C3—C4—C5120.3 (6)
P3—N3—P1124.0 (2)C3—C4—H4119.9
C17—C16—C15120.7 (6)C5—C4—H4119.9
C24—C23—C22—C211.6 (12)N3—P1—N5—C171.8 (4)
C22i—C21—C22—C230.8 (6)N4—P1—N5—C1170.5 (4)
C22—C23—C24—C23i0.9 (6)N1—P1—N5—C154.2 (5)
C9—O2—C10—C11179.2 (5)C15—C16—C17—C120.1 (7)
O2—C10—C11—O378.4 (6)C15—C16—C17—C18180.0 (4)
N3—P1—N4—C1857.1 (4)O3—C12—C17—C16179.1 (4)
N1—P1—N4—C1870.1 (4)C13—C12—C17—C160.2 (6)
N5—P1—N4—C18174.1 (4)O3—C12—C17—C181.1 (6)
N3—P1—N4—C19120.3 (4)C13—C12—C17—C18179.6 (4)
N1—P1—N4—C19112.5 (4)N4—C18—C17—C16113.8 (5)
N5—P1—N4—C193.3 (4)N4—C18—C17—C1266.4 (6)
C19—N4—C18—C1734.3 (7)N3—P3—N2—P29.0 (5)
P1—N4—C18—C17142.9 (4)Cl2—P3—N2—P2135.9 (3)
C10—C11—O3—C12172.8 (4)Cl1—P3—N2—P2117.4 (3)
C11—O3—C12—C133.9 (7)N1—P2—N2—P33.8 (5)
C11—O3—C12—C17176.8 (4)Cl4—P2—N2—P3131.1 (3)
N2—P2—N1—P13.5 (5)Cl3—P2—N2—P3123.5 (3)
Cl4—P2—N1—P1130.1 (3)C7—O1—C8—C9173.0 (5)
Cl3—P2—N1—P1122.4 (3)O3—C12—C13—C14179.2 (4)
N3—P1—N1—P27.5 (4)C17—C12—C13—C140.0 (7)
N4—P1—N1—P2120.5 (3)C17—C16—C15—C140.7 (8)
N5—P1—N1—P2133.8 (3)C20—N5—C1—C246.6 (7)
N2—P3—N3—P114.5 (5)P1—N5—C1—C2157.2 (4)
Cl2—P3—N3—P1141.1 (3)C3—C2—C1—N5112.3 (6)
Cl1—P3—N3—P1110.5 (3)C7—C2—C1—N568.5 (6)
N4—P1—N3—P3114.6 (3)O1—C7—C6—C5179.1 (5)
N1—P1—N3—P312.9 (4)C2—C7—C6—C51.1 (8)
N5—P1—N3—P3138.8 (3)C1—N5—C20—C19175.8 (5)
C18—N4—C19—C20176.4 (5)P1—N5—C20—C1917.4 (6)
P1—N4—C19—C206.2 (6)N4—C19—C20—N514.3 (7)
C8—O1—C7—C62.7 (8)C7—C2—C3—C40.3 (9)
C8—O1—C7—C2175.4 (5)C1—C2—C3—C4179.5 (5)
C3—C2—C7—O1178.8 (5)C16—C15—C14—C130.9 (8)
C1—C2—C7—O12.0 (7)C12—C13—C14—C150.6 (7)
C3—C2—C7—C60.7 (8)C7—C6—C5—C41.3 (9)
C1—C2—C7—C6179.8 (5)C10—O2—C9—C8174.4 (5)
N3—P1—N5—C20130.1 (4)O1—C8—C9—O276.9 (6)
N4—P1—N5—C2012.4 (4)C2—C3—C4—C50.5 (10)
N1—P1—N5—C20103.9 (4)C6—C5—C4—C31.0 (10)
Symmetry code: (i) x, y, z+1/2.
 

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