#------------------------------------------------------------------------------
#$Date: 2016-02-20 01:53:41 +0100 (Sat 20 de Feb de 2016) $
#$Revision: 176768 $
#$URL: svn://www.crystallography.net/cod/cif/2/10/21/2102165.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_2102165
loop_
_publ_author_name
'Blanc, Eric'
'Restori, Renzo'
'Schwarzenbach, Dieter'
'Bürgi, Hans-Beat'
'Förtsch, Marcel'
'Venugopalan, Paloth'
'Ermer, Otto'
_publ_section_title
;
 Orientational disorder as a function of temperature in the clathrate
 structure of hydroquinone and C₆₀
;
_journal_coeditor_code           BK0080
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              1003
_journal_page_last               1010
_journal_paper_doi               10.1107/S0108768100007564
_journal_volume                  56
_journal_year                    2000
_chemical_formula_moiety         '(C6 H6 O2)3,C60'
_chemical_formula_sum            'C78 H18 O6'
_chemical_formula_weight         1050.996
_chemical_name_common            'tris-hydroquinone fullerene'
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           166
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3 2"'
_symmetry_space_group_name_H-M   'R -3 m :H'
_cell_angle_alpha                90.0
_cell_angle_beta                 90.0
_cell_angle_gamma                120.0
_cell_formula_units_Z            3
_cell_length_a                   16.152(2)
_cell_length_b                   16.152(2)
_cell_length_c                   13.750(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    200
_cell_measurement_theta_max      26.3
_cell_measurement_theta_min      8.7
_cell_volume                     3106.6(7)
_computing_cell_refinement       'CAD-4 software'
_computing_data_collection       'CAD-4 software'
_computing_data_reduction        'local software'
_computing_molecular_graphics
; ATOMS, Dowty (1993), Shape Software. 521 Hidden Valley Road, 
Kingsport TN 37663, USA.
;
_computing_structure_refinement  'local software, adaptation of LSLS'
_computing_structure_solution    'trial and error'
_diffrn_ambient_temperature      200
_diffrn_measurement_device_type  'Enraf-Nonius CAD-4 diffractometer'
_diffrn_measurement_method       ω
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.710769
_diffrn_reflns_av_R_equivalents  0.0215
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            2676
_diffrn_reflns_theta_max         30.0
_diffrn_standards_decay_%        10.0
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.1065
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            dark_brown-red
_exptl_crystal_density_diffrn    1.685
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1602
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.36
_exptl_crystal_size_min          0.33
_refine_diff_density_max         0.4
_refine_diff_density_min         -0.4
_refine_ls_extinction_coef
;
;
_refine_ls_extinction_expression 'Becker & Coppens (1974)'
_refine_ls_extinction_method     'Becker & Coppens (1974)'
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     85
_refine_ls_number_reflns         1115
_refine_ls_number_restraints     68
_refine_ls_restrained_S_all      2.871
_refine_ls_R_factor_gt           0.0322
_refine_ls_shift/su_max          0.01
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_ref         0.0565
_reflns_number_gt                739
_reflns_number_total             1115
_reflns_threshold_expression     I>3σ(I)
_cod_data_source_file            bk0080.cif
_cod_data_source_block           200K
_cod_original_cell_volume        3106.4(9)
_cod_original_sg_symbol_H-M      'R -3 m'
_cod_database_code               2102165
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-y, x-y, z'
'-x+y, -x, z'
'x-y, -y, -z'
'-x, -x+y, -z'
'y, x, -z'
'-x, -y, -z'
'y, -x+y, -z'
'x-y, x, -z'
'-x+y, y, z'
'x, x-y, z'
'-y, -x, z'
'x-1/3, y+1/3, z+1/3'
'-y-1/3, x-y+1/3, z+1/3'
'-x+y-1/3, -x+1/3, z+1/3'
'x-y-1/3, -y+1/3, -z+1/3'
'-x-1/3, -x+y+1/3, -z+1/3'
'y-1/3, x+1/3, -z+1/3'
'-x-1/3, -y+1/3, -z+1/3'
'y-1/3, -x+y+1/3, -z+1/3'
'x-y-1/3, x+1/3, -z+1/3'
'-x+y-1/3, y+1/3, z+1/3'
'x-1/3, x-y+1/3, z+1/3'
'-y-1/3, -x+1/3, z+1/3'
'x+1/3, y-1/3, z-1/3'
'-y+1/3, x-y-1/3, z-1/3'
'-x+y+1/3, -x-1/3, z-1/3'
'x-y+1/3, -y-1/3, -z-1/3'
'-x+1/3, -x+y-1/3, -z-1/3'
'y+1/3, x-1/3, -z-1/3'
'-x+1/3, -y-1/3, -z-1/3'
'y+1/3, -x+y-1/3, -z-1/3'
'x-y+1/3, x-1/3, -z-1/3'
'-x+y+1/3, y-1/3, z-1/3'
'x+1/3, x-y-1/3, z-1/3'
'-y+1/3, -x-1/3, z-1/3'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
C4 C .26213(3) .13106(2) .59684(3) .02369(17) Uani
O4 O .19155(3) .09578(2) .52661(3) .04079(18) Uani
C5 C .29767(2) .07486(3) .63180(2) .02606(15) Uani
H4 H .1631(6) .1196(6) .5187(7) .069(4) Uiso
H5 H .2710(2) .0101(3) .6083(2) .0339(10) Uiso
C103 C .01199(5) -.03911(4) .25161(4) .04051(16) Utls
C104 C -.08393(4) -.11486(5) .22746(4) .03813(16) Utls
C105 C -.14322(5) -.07161(3) .21232(5) .03611(17) Utls
C106 C -.21195(5) -.10598(2) .14049(5) .03331(18) Utls
C109 C -.24667(5) -.16836(5) -.01855(5) .03358(18) Utls
C110 C -.22527(4) -.18550(4) .07979(4) .03313(18) Utls
C111 C -.16941(4) -.22675(5) .09419(4) .03507(17) Utls
C112 C -.09670(4) -.19049(5) .16990(4) .03726(16) Utls
C113 C -.01408(4) -.19412(6) .13335(5) .03841(16) Utls
C114 C -.03564(5) -.23240(8) .03471(5) .03764(18) Utls
C115 C -.13181(5) -.25333(6) .01085(5) .03659(18) Utls
C116 C -.15124(5) -.23626(6) -.08205(5) .03713(17) Utls
C117 C -.21124(5) -.19364(8) -.09729(5) .03628(17) Utls
C118 C -.17363(6) -.12953(8) -.18020(6) .03890(17) Utls
C119 C -.09029(5) -.13260(7) -.21644(5) .04020(16) Utls
C120 C -.07688(4) -.19886(5) -.15591(6) .03902(16) Utls
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
C4 .0223(3) .0247(2) .0233(2) .01117(13) .0050(2) .00250(10)
O4 .0345(3) .0460(2) .0380(2) .01724(13) -.00891(19) -.00445(9)
C5 .03045(19) .01829(17) .02925(16) .01205(16) .00530(15) .00083(14)
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'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
La La -0.2871 2.4523 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
