Noncovalent Interactions under Extreme Conditions: High-Pressure and Low-Temperature Diffraction Studies of the Isostructural Metal-Organic Networks (4-Chloropyridinium)2[CoX4] (X = Cl, Br)
Guillermo Mínguez Espallargas; Lee Brammer; David R. Allan; Colin R. Pulham; Neil Robertson; John E. Warren; Journal of the American Chemical Society 130 (2008) 9058–9071; doi:10.1021/ja8010868

data_4108021
_publ_section_title
;
 Noncovalent Interactions under Extreme Conditions: High-Pressure and
 Low-Temperature Diffraction Studies of the Isostructural Metal-Organic
 Networks (4-Chloropyridinium)2[CoX4] (X = Cl, Br)
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              9058
_journal_page_last               9071
_journal_paper_doi               10.1021/ja8010868
_journal_volume                  130
_journal_year                    2008
_chemical_formula_moiety         '2(C5 H5 Cl N), Cl4 Co'
_chemical_formula_sum            'C10 H10 Cl6 Co N2'
_chemical_formula_weight         429.83
_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                90.00
_cell_angle_beta                 100.556(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.4936(9)
_cell_length_b                   7.3003(4)
_cell_length_c                   13.8880(9)
_cell_measurement_reflns_used    4242
_cell_measurement_temperature    240(2)
_cell_measurement_theta_max      29.63
_cell_measurement_theta_min      2.51
_cell_volume                     1643.93(17)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      240(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0279
_diffrn_reflns_av_sigmaI/netI    0.0221
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            12941
_diffrn_reflns_theta_full        30.62
_diffrn_reflns_theta_max         30.62
_diffrn_reflns_theta_min         2.51
_exptl_absorpt_coefficient_mu    2.005
_exptl_absorpt_correction_T_max  0.8247
_exptl_absorpt_correction_T_min  0.7019
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.737
_exptl_crystal_description       block
_exptl_crystal_F_000             852
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.033
_refine_diff_density_min         -0.849
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.564
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     87
_refine_ls_number_reflns         2512
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.564
_refine_ls_R_factor_all          0.0455
_refine_ls_R_factor_gt           0.0335
_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^)+(0.0282P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0821
_refine_ls_wR_factor_ref         0.0857
_reflns_number_gt                2004
_reflns_number_total             2512
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja8010868-file002_02.cif
_cod_data_source_block           ilb828m
_cod_database_code               4108021