Extreme conformational constraints in pi-extended tetrathiafulvalenes: unusual topologies and redox behavior of doubly and triply bridged cyclophanes.
Christensen, Christian A; Batsanov, Andrei S; Bryce, Martin R; Journal of the American Chemical Society 128 (2006) 10484–10490; doi:10.1021/ja062358m

data_4101320
_publ_section_title
;
 Extreme conformational constraints in pi-extended tetrathiafulvalenes:
 unusual topologies and redox behavior of doubly and triply bridged
 cyclophanes.
;
_journal_issue                   32
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10484
_journal_page_last               10490
_journal_paper_doi               10.1021/ja062358m
_journal_volume                  128
_journal_year                    2006
_chemical_formula_moiety         'C30 H28 S8,C7 H8'
_chemical_formula_sum            'C37 H36 S8'
_chemical_formula_weight         737.14
_chemical_name_systematic
; cis,cis-(4',4")(5',5")-bis(pentamethylenedithio)- 
{9,10-bis(1',3'-dithiol-2'-ylidene)anthracene}, 
toluene solvate 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 113.14(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.1006(16)
_cell_length_b                   12.3124(11)
_cell_length_c                   18.1867(16)
_cell_measurement_reflns_used    919
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.7
_cell_measurement_theta_min      12.0
_cell_volume                     3521.1(6)
_computing_cell_refinement       'SMART version 5.054 (Bruker, 1998)'
_computing_data_collection       'SMART version 5.054 (Bruker, 1998)'
_computing_data_reduction        'SAINT version 6.02A (Bruker, 2001)'
_computing_molecular_graphics    'SHELXTL version 6.12 (Bruker, 2001)'
_computing_publication_material  'SHELXTL version 6.12 (Bruker, 2001)'
_computing_structure_refinement  'SHELXTL version 6.12 (Bruker, 2001)'
_computing_structure_solution    'SHELXTL version 6.12 (Bruker, 2001)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.957
_diffrn_measured_fraction_theta_max 0.957
_diffrn_measurement_device_type  'Siemens SMART 1K CCD area detector'
_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  0.0374
_diffrn_reflns_av_sigmaI/netI    0.0244
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            20649
_diffrn_reflns_theta_full        29.00
_diffrn_reflns_theta_max         29.00
_diffrn_reflns_theta_min         2.10
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.534
_exptl_absorpt_correction_T_max  0.9303
_exptl_absorpt_correction_T_min  0.8575
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
'XPREP (SHELXTL,1997), R(int)=0.054 before correction'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.391
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1544
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.434
_refine_diff_density_min         -0.454
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.147
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     239
_refine_ls_number_reflns         4493
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.148
_refine_ls_R_factor_all          0.0492
_refine_ls_R_factor_gt           0.0418
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0376P)^2^+5.7584P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0969
_refine_ls_wR_factor_ref         0.1011
_reflns_number_gt                3894
_reflns_number_total             4493
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ja062358msi20060406_091335.cif
_cod_data_source_block           (15.PhMe)
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'C2/c  '
_cod_database_code               4101320