#------------------------------------------------------------------------------
#$Date: 2011-09-10 04:16:28 +0100 (Sat, 10 Sep 2011) $
#$Revision: 25271 $
#$URL: svn://www.crystallography.net/cod/cif/2/2004939.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2004939
loop_
_publ_author_name
'Jones, P. G.'
'Heirtzler, F.'
'Hopf, H.'
_publ_section_title
;
 1,4-Bis(4'-[2.2.2]paracyclophanyl)buta-1,3-diyne and its Bis[silver(I)
 hexafluoroantimonate] Complex
;
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1384
_journal_page_last               1388
_journal_volume                  52
_journal_year                    1996
_chemical_formula_iupac          'C52 H46'
_chemical_formula_sum            'C52 H46'
_chemical_formula_weight         670.89
_chemical_name_systematic
;
 1,4-bis-4'-[2.2.2]Paracyclophanyl-buta-1,3-diyne
;
_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F 2 -2d'
_symmetry_space_group_name_H-M   'F d d 2'
_audit_creation_method           SHELXL
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   26.319(7)
_cell_length_b                   16.313(4)
_cell_length_c                   17.842(4)
_cell_measurement_reflns_used    50
_cell_measurement_temperature    178(2)
_cell_measurement_theta_max      11.2
_cell_measurement_theta_min      10
_cell_volume                     7660(3)
_computing_cell_refinement       'Nicolet P3'
_computing_data_collection       'Nicolet P3 (Nicolet, 1987)'
_computing_data_reduction        'Nicolet XDISK'
_computing_molecular_graphics    'XP (Siemens, 1994)'
_computing_publication_material  SHELXL93
_computing_structure_refinement  'SHELXL93 (Sheldrick, 1993)'
_computing_structure_solution    'SHELXS86 (Sheldrick, 1990)'
_diffrn_ambient_temperature      178(2)
_diffrn_measurement_device       'Siemens R3'
_diffrn_measurement_method       \w-scans
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0369
_diffrn_reflns_av_sigmaI/netI    0.0536
_diffrn_reflns_limit_h_max       0
_diffrn_reflns_limit_h_min       -34
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            4552
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.10
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 147
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.065
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.163
_exptl_crystal_density_meas      'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2864
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.144
_refine_diff_density_min         -0.153
_refine_ls_abs_structure_details 'not determined'
_refine_ls_abs_structure_Flack
'indeterminate. Origin fixing: Flack & Schwarzenbach (1988)'
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_all   0.989
_refine_ls_goodness_of_fit_obs   1.016
_refine_ls_hydrogen_treatment    'H atoms riding'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         2278
_refine_ls_number_restraints     243
_refine_ls_restrained_S_all      0.939
_refine_ls_restrained_S_obs      0.927
_refine_ls_R_factor_all          0.0916
_refine_ls_R_factor_obs          0.0411
_refine_ls_shift/esd_max         0.000
_refine_ls_shift/esd_mean        0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_scheme
'calc w = 1/[\s^2^(Fo^2^)+(0.0574P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_wR_factor_all         0.1182
_refine_ls_wR_factor_obs         0.0902
_reflns_number_observed          1354
_reflns_number_total             2278
_reflns_observed_criterion       >2sigma(I)
_[local]_cod_data_source_file    ab1332.cif
_[local]_cod_data_source_block   I
_cod_depositor_comments
;
The following automatic conversions were performed:

'_geom_bond_publ_flag' value 'Y' changed to 'y' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (3
times).

'_geom_angle_publ_flag' value 'Y' changed to 'y' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (2 times).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        7660.(3)
_cod_database_code               2004939
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, -y, z'
'x+1/4, -y+1/4, z+1/4'
'-x+1/4, y+1/4, z+1/4'
'x, y+1/2, z+1/2'
'-x, -y+1/2, z+1/2'
'x+1/4, -y+3/4, z+3/4'
'-x+1/4, y+3/4, z+3/4'
'x+1/2, y, z+1/2'
'-x+1/2, -y, z+1/2'
'x+3/4, -y+1/4, z+3/4'
'-x+3/4, y+1/4, z+3/4'
'x+1/2, y+1/2, z'
'-x+1/2, -y+1/2, z'
'x+3/4, -y+3/4, z+1/4'
'-x+3/4, y+3/4, z+1/4'
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
C1 0.047(2) 0.063(2) 0.055(2) 0.000(2) 0.011(2) -0.007(2)
C2 0.043(2) 0.050(2) 0.056(2) -0.0062(14) 0.010(2) -0.001(2)
C3 0.037(2) 0.038(2) 0.050(2) -0.0019(13) 0.0039(14) -0.0016(15)
C4 0.0345(15) 0.039(2) 0.052(2) 0.0007(13) -0.0012(14) -0.0027(15)
C5 0.043(2) 0.042(2) 0.046(2) 0.0006(13) -0.0056(14) -0.0046(14)
C6 0.046(2) 0.038(2) 0.049(2) 0.0019(14) 0.002(2) -0.0050(14)
C7 0.043(2) 0.044(2) 0.057(2) 0.0104(14) 0.008(2) 0.000(2)
C8 0.048(2) 0.043(2) 0.051(2) 0.0067(14) 0.0021(15) 0.007(2)
C9 0.056(2) 0.057(2) 0.043(2) 0.003(2) 0.009(2) -0.008(2)
C10 0.056(2) 0.067(2) 0.048(2) 0.013(2) 0.014(2) -0.007(2)
C11 0.036(2) 0.065(2) 0.045(2) 0.0076(15) 0.0119(14) 0.002(2)
C12 0.042(2) 0.063(2) 0.047(2) 0.002(2) -0.0005(14) 0.001(2)
C13 0.041(2) 0.058(2) 0.053(2) -0.004(2) -0.0005(15) 0.007(2)
C14 0.038(2) 0.067(2) 0.048(2) -0.010(2) 0.0022(14) 0.009(2)
C15 0.041(2) 0.082(3) 0.052(2) 0.003(2) -0.005(2) 0.007(2)
C16 0.042(2) 0.069(2) 0.058(2) 0.015(2) 0.0085(15) 0.008(2)
C17 0.051(2) 0.076(2) 0.056(2) -0.020(2) -0.007(2) 0.006(2)
C18 0.054(2) 0.073(3) 0.055(2) -0.018(2) -0.004(2) -0.002(2)
C19 0.048(2) 0.061(2) 0.041(2) -0.010(2) -0.0035(15) -0.001(2)
C20 0.056(2) 0.051(2) 0.060(2) -0.002(2) 0.002(2) 0.010(2)
C21 0.047(2) 0.059(2) 0.057(2) 0.006(2) 0.002(2) 0.002(2)
C22 0.045(2) 0.051(2) 0.044(2) -0.0009(14) 0.0084(14) -0.008(2)
C23 0.058(2) 0.048(2) 0.049(2) -0.003(2) 0.000(2) 0.000(2)
C24 0.051(2) 0.061(2) 0.047(2) 0.0044(15) -0.013(2) -0.001(2)
C25 0.039(2) 0.056(2) 0.053(2) -0.0032(14) -0.0009(15) -0.004(2)
C26 0.039(2) 0.057(2) 0.056(2) -0.0003(15) 0.0013(15) -0.001(2)
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_thermal_displace_type
_atom_site_calc_flag
_atom_site_refinement_flags
_atom_site_occupancy
_atom_site_type_symbol
C1 0.39071(12) 0.5350(2) 0.5000(2) 0.0550(9) Uani d U 1 C
H1A 0.40257(12) 0.5375(2) 0.4474(2) 0.066 Uiso calc R 1 H
H1B 0.41502(12) 0.5004(2) 0.5282(2) 0.066 Uiso calc R 1 H
C2 0.39170(12) 0.6216(2) 0.5329(2) 0.0495(8) Uani d U 1 C
H2A 0.42746(12) 0.6398(2) 0.5374(2) 0.059 Uiso calc R 1 H
H2B 0.37430(12) 0.6594(2) 0.4979(2) 0.059 Uiso calc R 1 H
C3 0.36670(11) 0.6277(2) 0.6086(2) 0.0414(7) Uani d U 1 C
C4 0.38781(10) 0.5940(2) 0.6743(2) 0.0418(7) Uani d U 1 C
C5 0.36094(11) 0.5959(2) 0.7422(2) 0.0436(7) Uani d U 1 C
H5 0.37605(11) 0.5730(2) 0.7858(2) 0.052 Uiso calc R 1 H
C6 0.31296(11) 0.6303(2) 0.7474(2) 0.0447(8) Uani d U 1 C
C7 0.29267(12) 0.6639(2) 0.6822(2) 0.0481(8) Uani d U 1 C
H7 0.25977(12) 0.6878(2) 0.6840(2) 0.058 Uiso calc R 1 H
C8 0.31886(12) 0.6637(2) 0.6149(2) 0.0472(8) Uani d U 1 C
H8 0.30390(12) 0.6886(2) 0.5721(2) 0.057 Uiso calc R 1 H
C9 0.28383(12) 0.6294(2) 0.8205(2) 0.0521(8) Uani d U 1 C
H9A 0.29194(12) 0.6800(2) 0.8486(2) 0.063 Uiso calc R 1 H
H9B 0.29573(12) 0.5823(2) 0.8508(2) 0.063 Uiso calc R 1 H
C10 0.22578(13) 0.6233(2) 0.8119(2) 0.0568(9) Uani d U 1 C
H10A 0.21034(13) 0.6158(2) 0.8620(2) 0.068 Uiso calc R 1 H
H10B 0.21280(13) 0.6754(2) 0.7909(2) 0.068 Uiso calc R 1 H
C11 0.20943(11) 0.5536(2) 0.7618(2) 0.0485(8) Uani d U 1 C
C12 0.22657(12) 0.4748(2) 0.7729(2) 0.0509(8) Uani d U 1 C
H12 0.24644(12) 0.4627(2) 0.8159(2) 0.061 Uiso calc R 1 H
C13 0.21541(12) 0.4127(2) 0.7224(2) 0.0506(8) Uani d U 1 C
H13 0.22873(12) 0.3594(2) 0.7310(2) 0.061 Uiso calc R 1 H
C14 0.18532(11) 0.4262(2) 0.6597(2) 0.0509(8) Uani d U 1 C
C15 0.16618(12) 0.5051(3) 0.6500(2) 0.0585(9) Uani d U 1 C
H15 0.14465(12) 0.5165(3) 0.6086(2) 0.070 Uiso calc R 1 H
C16 0.17802(12) 0.5668(2) 0.6997(2) 0.0562(9) Uani d U 1 C
H16 0.16444(12) 0.6200(2) 0.6916(2) 0.067 Uiso calc R 1 H
C17 0.17647(14) 0.3590(2) 0.6029(2) 0.0612(10) Uani d U 1 C
H17A 0.14025(14) 0.3427(2) 0.6046(2) 0.073 Uiso calc R 1 H
H17B 0.19703(14) 0.3106(2) 0.6170(2) 0.073 Uiso calc R 1 H
C18 0.18997(13) 0.3838(2) 0.5223(2) 0.0608(10) Uani d U 1 C
H18A 0.18762(13) 0.3348(2) 0.4897(2) 0.073 Uiso calc R 1 H
H18B 0.16466(13) 0.4242(2) 0.5043(2) 0.073 Uiso calc R 1 H
C19 0.24257(12) 0.4205(2) 0.5147(2) 0.0503(8) Uani d U 1 C
C20 0.28589(13) 0.3812(2) 0.5389(2) 0.0558(9) Uani d U 1 C
H20 0.28315(13) 0.3279(2) 0.5599(2) 0.067 Uiso calc R 1 H
C21 0.33351(13) 0.4176(2) 0.5334(2) 0.0541(8) Uani d U 1 C
H21 0.36249(13) 0.3892(2) 0.5517(2) 0.065 Uiso calc R 1 H
C22 0.33941(11) 0.4944(2) 0.5017(2) 0.0467(8) Uani d U 1 C
C23 0.29620(13) 0.5333(2) 0.4761(2) 0.0517(8) Uani d U 1 C
H23 0.29919(13) 0.5856(2) 0.4531(2) 0.062 Uiso calc R 1 H
C24 0.24846(14) 0.4978(2) 0.4829(2) 0.0529(8) Uani d U 1 C
H24 0.21940(14) 0.5268(2) 0.4657(2) 0.063 Uiso calc R 1 H
C25 0.43629(12) 0.5545(2) 0.6722(2) 0.0494(8) Uani d U 1 C
C26 0.47695(11) 0.5200(2) 0.6711(2) 0.0505(8) Uani d U 1 C
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle_site_symmetry_3
_geom_angle
_geom_angle_publ_flag
C22 C1 C2 . 114.5(3) ?
C3 C2 C1 . 113.4(3) ?
C8 C3 C4 . 116.9(3) ?
C8 C3 C2 . 119.7(3) ?
C4 C3 C2 . 123.3(2) ?
C5 C4 C3 . 120.7(2) ?
C5 C4 C25 . 118.9(3) ?
C3 C4 C25 . 120.4(3) ?
C6 C5 C4 . 121.8(3) ?
C5 C6 C7 . 117.0(3) ?
C5 C6 C9 . 121.0(3) ?
C7 C6 C9 . 122.0(3) ?
C8 C7 C6 . 122.2(3) ?
C7 C8 C3 . 121.4(3) ?
C6 C9 C10 . 114.7(3) ?
C11 C10 C9 . 113.0(3) ?
C12 C11 C16 . 116.8(3) ?
C12 C11 C10 . 121.7(3) ?
C16 C11 C10 . 121.4(3) ?
C11 C12 C13 . 121.3(3) ?
C12 C13 C14 . 121.9(3) ?
C13 C14 C15 . 116.9(3) ?
C13 C14 C17 . 120.9(3) ?
C15 C14 C17 . 122.1(3) ?
C16 C15 C14 . 120.9(3) ?
C15 C16 C11 . 122.0(3) ?
C14 C17 C18 . 113.7(3) ?
C19 C18 C17 . 113.5(3) ?
C20 C19 C24 . 117.2(3) ?
C20 C19 C18 . 123.0(3) ?
C24 C19 C18 . 119.8(3) ?
C19 C20 C21 . 121.7(3) ?
C22 C21 C20 . 121.1(3) ?
C23 C22 C21 . 117.3(3) ?
C23 C22 C1 . 122.1(3) ?
C21 C22 C1 . 120.5(3) ?
C22 C23 C24 . 121.7(3) ?
C23 C24 C19 . 120.9(3) ?
C26 C25 C4 . 179.0(3) y
C25 C26 C26 2_665 178.9(3) y
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_site_symmetry_2
_geom_bond_distance
_geom_bond_publ_flag
C1 C22 . 1.504(4) ?
C1 C2 . 1.531(4) ?
C2 C3 . 1.505(4) ?
C3 C8 . 1.394(4) ?
C3 C4 . 1.410(4) ?
C4 C5 . 1.403(4) ?
C4 C25 . 1.430(4) y
C5 C6 . 1.385(4) ?
C6 C7 . 1.392(5) ?
C6 C9 . 1.513(5) ?
C7 C8 . 1.385(5) ?
C9 C10 . 1.539(5) ?
C10 C11 . 1.509(5) ?
C11 C12 . 1.377(5) ?
C11 C16 . 1.399(5) ?
C12 C13 . 1.386(5) ?
C13 C14 . 1.388(4) ?
C14 C15 . 1.392(5) ?
C14 C17 . 1.511(5) ?
C15 C16 . 1.377(5) ?
C17 C18 . 1.535(5) ?
C18 C19 . 1.514(4) ?
C19 C20 . 1.377(5) ?
C19 C24 . 1.392(5) ?
C20 C21 . 1.390(5) ?
C21 C22 . 1.384(5) ?
C22 C23 . 1.380(5) ?
C23 C24 . 1.388(5) ?
C25 C26 . 1.209(4) y
C26 C26 2_665 1.378(6) y
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion_site_symmetry_4
_geom_torsion
C22 C1 C2 C3 . 49.2(4)
C1 C2 C3 C8 . -105.1(4)
C1 C2 C3 C4 . 70.8(4)
C8 C3 C4 C5 . 1.1(4)
C2 C3 C4 C5 . -175.0(3)
C8 C3 C4 C25 . 178.7(3)
C2 C3 C4 C25 . 2.7(4)
C3 C4 C5 C6 . 0.3(4)
C25 C4 C5 C6 . -177.4(3)
C4 C5 C6 C7 . -0.7(4)
C4 C5 C6 C9 . 178.0(3)
C5 C6 C7 C8 . -0.2(5)
C9 C6 C7 C8 . -178.9(3)
C6 C7 C8 C3 . 1.6(5)
C4 C3 C8 C7 . -2.0(4)
C2 C3 C8 C7 . 174.2(3)
C5 C6 C9 C10 . -147.5(3)
C7 C6 C9 C10 . 31.1(4)
C6 C9 C10 C11 . 51.4(4)
C9 C10 C11 C12 . 51.7(4)
C9 C10 C11 C16 . -125.2(3)
C16 C11 C12 C13 . 3.5(4)
C10 C11 C12 C13 . -173.6(3)
C11 C12 C13 C14 . -1.9(5)
C12 C13 C14 C15 . -0.8(5)
C12 C13 C14 C17 . 176.0(3)
C13 C14 C15 C16 . 1.7(5)
C17 C14 C15 C16 . -175.0(3)
C14 C15 C16 C11 . -0.1(5)
C12 C11 C16 C15 . -2.5(5)
C10 C11 C16 C15 . 174.6(3)
C13 C14 C17 C18 . -125.7(4)
C15 C14 C17 C18 . 50.9(4)
C14 C17 C18 C19 . 51.0(4)
C17 C18 C19 C20 . 54.9(5)
C17 C18 C19 C24 . -124.2(4)
C24 C19 C20 C21 . 1.2(5)
C18 C19 C20 C21 . -177.9(3)
C19 C20 C21 C22 . -1.4(5)
C20 C21 C22 C23 . 0.2(5)
C20 C21 C22 C1 . 176.5(3)
C2 C1 C22 C23 . 49.2(4)
C2 C1 C22 C21 . -126.9(3)
C21 C22 C23 C24 . 1.2(5)
C1 C22 C23 C24 . -175.1(3)
C22 C23 C24 C19 . -1.4(5)
C20 C19 C24 C23 . 0.2(5)
C18 C19 C24 C23 . 179.3(3)
C5 C4 C25 C26 . 4.E1(2)
C3 C4 C25 C26 . -13.E1(2)
C4 C25 C26 C26 2_665 -2.E1(4)