Charge-Modulated Associates of Anionic Donors with Cationic π-Acceptors: Crystal Structures of Ternary Synthons Leading to Molecular Wires
Lu, Jianjiang; Kochi, Jay K.; Crystal Growth & Design 9 (2009) 291–; doi:10.1021/cg800465e

data_4508953
_publ_section_title
;
 Charge-Modulated Associates of Anionic Donors with Cationic \p-Acceptors:
 Crystal Structures of Ternary Synthons Leading to Molecular Wires
;
_journal_issue                   1
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              291
_journal_paper_doi               10.1021/cg800465e
_journal_volume                  9
_journal_year                    2009
_chemical_formula_moiety         'C8 H14 N2, 2(Cl O4)'
_chemical_formula_sum            'C8 H14 Cl2 N2 O8'
_chemical_formula_weight         337.11
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.962(12)
_cell_length_b                   9.790(12)
_cell_length_c                   12.700(12)
_cell_measurement_temperature    173(2)
_cell_volume                     1363(3)
_computing_cell_refinement       'SAINT (Bruker, 2003)'
_computing_data_collection       'SMART (Bruker, 2003)'
_computing_data_reduction        'SAINT & SADABS (Bruker, 2003)'
_computing_molecular_graphics    'XP (Bruker, 1999)'
_computing_publication_material  'SHELXL, XCIF (Bruker, 1999)'
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Bruker, 2003)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device       'Bruker SMART'
_diffrn_measurement_method       'omega-scan, full sphere'
_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  0.0354
_diffrn_reflns_av_sigmaI/netI    0.0345
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            7558
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.55
_diffrn_reflns_theta_min         3.21
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         none
_exptl_absorpt_coefficient_mu    0.515
_exptl_absorpt_correction_T_max  0.9797
_exptl_absorpt_correction_T_min  0.9313
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2003)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.643
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             696
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.400
_refine_diff_density_min         -0.363
_refine_diff_density_rms         0.087
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     97
_refine_ls_number_reflns         2033
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0513
_refine_ls_R_factor_gt           0.0413
_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^)+(0.0625P)^2^+0.4660P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1096
_refine_ls_wR_factor_ref         0.1184
_reflns_number_gt                1662
_reflns_number_total             2033
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg800465esup8.cif
_cod_data_source_block           H2TMP_ClO4
_cod_original_cell_volume        1363(2)
_cod_database_code               4508953