Co-crystal formation between 2,2′-dithiodibenzoic acid and each of 4,4′-bipyridine, trans-1,2-bis(4-pyridyl)ethene and 1,2-bis(4-pyridyl)ethane
Broker, Grant A.; Tiekink, Edward R. T.; CrystEngComm 9 (2007) 1096–; doi:10.1039/b707690h

data_7202976
_publ_section_title
;
 Co-crystal formation between 2,2&#x2032;-dithiodibenzoic acid and each
 of 4,4&#x2032;-bipyridine, trans-1,2-bis(4-pyridyl)ethene and
 1,2-bis(4-pyridyl)ethane
;
_journal_issue                   11
_journal_name_full               CrystEngComm
_journal_page_first              1096
_journal_paper_doi               10.1039/b707690h
_journal_volume                  9
_journal_year                    2007
_chemical_formula_moiety         'C20 H16 N O4 S2'
_chemical_formula_sum            'C20 H16 N O4 S2'
_chemical_formula_weight         398.46
_chemical_name_systematic
;
?
;
_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
_cell_angle_beta                 100.80(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   19.734(4)
_cell_length_b                   7.8916(16)
_cell_length_c                   23.226(5)
_cell_measurement_reflns_used    7576
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      30.7
_cell_measurement_theta_min      3.
_cell_volume                     3553.0(13)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku, 2005)'
_computing_data_reduction        CrystalClear
_computing_molecular_graphics
'ORTEPII (Johnson, 1976) & DIAMOND (Crystal Impact, 2006)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  AFC12\K/SATURN724
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.031
_diffrn_reflns_av_sigmaI/netI    0.028
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            12762
_diffrn_reflns_theta_full        27.5
_diffrn_reflns_theta_max         27.5
_diffrn_reflns_theta_min         3.2
_diffrn_standards_decay_%        '< 1'
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.327
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.833
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR (Higashi, 1995)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.490
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1656
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.31
_refine_diff_density_min         -0.22
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.09
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     253
_refine_ls_number_reflns         4046
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.09
_refine_ls_R_factor_all          0.041
_refine_ls_R_factor_gt           0.040
_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^)+(0.0347P)^2^+4.5253P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.093
_refine_ls_wR_factor_ref         0.094
_reflns_number_gt                3863
_reflns_number_total             4046
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b707690h.txt
_cod_data_source_block
'[(HO2C)C6H4SSC6H4(CO2)].[1,2-bis(pyridineH)ethane]0.5(7)'
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7202976