Syntheses and spectroscopic studies of spirobifluorene-bridged bipolar systems; photoinduced electron transfer reactionsElectronic supplementary information (ESI) available: experimental details. See http://www.rsc.org/suppdata/cc/b2/b208269a/
Chien, Yuh-Yih; Wong, Ken-Tsung; Chou, Pi-Tai; Cheng, Yi-Ming; Chemical Communications  (2002) 2874–; doi:10.1039/b208269a

data_7114412
_publ_section_title
;
 Syntheses and spectroscopic studies of spirobifluorene-bridged bipolar
 systems; photoinduced electron transfer reactionsElectronic supplementary
 information (ESI) available: experimental details. See
 http://www.rsc.org/suppdata/cc/b2/b208269a/
;
_journal_issue                   23
_journal_name_full               'Chemical Communications'
_journal_page_first              2874
_journal_paper_doi               10.1039/b208269a
_journal_year                    2002
_chemical_formula_sum            'C78.5 H70 Cl5 N6 O2'
_chemical_formula_weight         1306.66
_chemical_name_systematic
; 
? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 105.0516(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.7737(1)
_cell_length_b                   27.0557(3)
_cell_length_c                   20.0245(2)
_cell_measurement_reflns_used    all
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      1.62
_cell_volume                     7206.26(12)
_computing_cell_refinement       DENZO-SMN
_computing_data_collection       'NONIUS COLLECT'
_computing_data_reduction        DENZO-SMN
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(1)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'NONIUS KappaCCD'
_diffrn_measurement_method       'phi and omega 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  0.0645
_diffrn_reflns_av_sigmaI/netI    0.0596
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -32
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            41176
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.62
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.251
_exptl_absorpt_correction_T_max  0.992
_exptl_absorpt_correction_T_min  0.899
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.204
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2736
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.15
_refine_diff_density_max         1.458
_refine_diff_density_min         -0.853
_refine_diff_density_rms         0.132
_refine_ls_extinction_coef       0.0079(11)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.115
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     848
_refine_ls_number_reflns         12666
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      1.117
_refine_ls_R_factor_all          0.1531
_refine_ls_R_factor_gt           0.1091
_refine_ls_shift/su_max          0.007
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1830P)^2^+14.4282P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2986
_refine_ls_wR_factor_ref         0.3404
_reflns_number_gt                8418
_reflns_number_total             12666
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b208269a.txt
_cod_data_source_block           ic8734
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not_measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_original_formula_sum        'C78.50 H70 Cl5 N6 O2'
_cod_database_code               7114412