Metal-coordination-driven mixed ligand binding in supramolecular bisporphyrin tweezers
Sk Asif Ikbal; Avinash Dhamija; Sankar Prasad Rath; Chem.Commun. 51 (2015) 14107–; doi:10.1039/C5cc04882F

data_7117733
_publ_section_title
;
 Metal-coordination-driven mixed ligand binding in supramolecular
 bisporphyrin tweezers
;
_journal_name_full               Chem.Commun.
_journal_page_first              14107
_journal_paper_doi               10.1039/C5cc04882F
_journal_volume                  51
_journal_year                    2015
_chemical_formula_sum            'C96 H121 Cl6 Mg2 N14 O2'
_chemical_formula_weight         1764.38
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014
_audit_update_record
;
2015-06-10 deposited with the CCDC.
2015-07-22 downloaded from the CCDC.
;
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 105.387(5)
_cell_angle_gamma                90.000(5)
_cell_formula_units_Z            4
_cell_length_a                   14.137(5)
_cell_length_b                   26.982(5)
_cell_length_c                   25.473(5)
_cell_measurement_reflns_used    999
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.7
_cell_volume                     9368(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'SHELXL 5.1, XP (Sheldrick, 1994)'
_computing_publication_material  SHELXS-97
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART APEX'
_diffrn_measurement_method       \w
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0445
_diffrn_reflns_av_unetI/netI     0.0429
_diffrn_reflns_laue_measured_fraction_full 0.998
_diffrn_reflns_laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -32
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            59451
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.500
_diffrn_reflns_theta_min         2.036
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.253
_exptl_absorpt_correction_T_max  0.970
_exptl_absorpt_correction_T_min  0.955
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2.05 (Sheldrick, 2002)'
_exptl_crystal_colour            'dark brown'
_exptl_crystal_density_diffrn    1.251
_exptl_crystal_description       block
_exptl_crystal_F_000             3748
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.100
_refine_diff_density_max         2.400
_refine_diff_density_min         -2.090
_refine_diff_density_rms         0.093
_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1130
_refine_ls_number_reflns         17387
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0994
_refine_ls_R_factor_gt           0.0774
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0853P)^2^+36.8015P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1896
_refine_ls_wR_factor_ref         0.2071
_reflns_Friedel_coverage         0.000
_reflns_friedel_fraction_full    .
_reflns_friedel_fraction_max     .
_reflns_number_gt                13561
_reflns_number_total             17387
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5cc04882f2.cif
_cod_data_source_block           14nova
_cod_database_code               7117733
_shelx_estimated_absorpt_t_min   0.956
_shelx_estimated_absorpt_t_max   0.975
_shelxl_version_number           2014-3
_shelx_res_checksum              23128