Revisiting organic charge-transfer cocrystals for wide-range tunable, ambient phosphorescence.
Kongasseri, Anju Ajayan; Ansari, Shagufi Naz; Garain, Swadhin; Wagalgave, Sopan M.; George, Subi J.; Chemical science 14 (2023) 12548–12553; doi:10.1039/d3sc04001a

data_1570219
_publ_section_title
;
 Revisiting organic charge-transfer cocrystals for wide-range tunable,
 ambient phosphorescence.
;
_journal_issue                   44
_journal_name_full               'Chemical science'
_journal_page_first              12548
_journal_page_last               12553
_journal_paper_doi               10.1039/d3sc04001a
_journal_volume                  14
_journal_year                    2023
_chemical_formula_sum            'C2.57 H3.32 I0.15 N0.15 O0.45'
_chemical_formula_weight         62.68
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_audit_block_doi                 10.5517/ccdc.csd.cc2crjpc
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-08-11 deposited with the CCDC.	2023-10-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            53
_cell_length_a                   9.6713(3)
_cell_length_b                   12.0440(4)
_cell_length_c                   31.4195(9)
_cell_measurement_reflns_used    9890
_cell_measurement_temperature    301(2)
_cell_measurement_theta_max      24.68
_cell_measurement_theta_min      2.20
_cell_volume                     3659.8(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX3'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    Ortep3
_computing_publication_material  Shelx97
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      300
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART APEX CCD area detector'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0734
_diffrn_reflns_av_unetI/netI     0.0292
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       37
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            88022
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        24.999
_diffrn_reflns_theta_max         24.999
_diffrn_reflns_theta_min         2.131
_exptl_absorpt_coefficient_mu    1.761
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.5182
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Stronge absorber'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.507
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1664
_exptl_crystal_preparation       Luminescent
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent'
_exptl_crystal_size_max          0.140
_exptl_crystal_size_mid          0.060
_exptl_crystal_size_min          0.030
_refine_diff_density_max         0.702
_refine_diff_density_min         -0.509
_refine_diff_density_rms         0.072
_refine_ls_abs_structure_details
;
 Flack x determined using 1780 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.49(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.070
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     376
_refine_ls_number_reflns         6456
_refine_ls_number_restraints     17
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0628
_refine_ls_R_factor_gt           0.0390
_refine_ls_shift/su_max          3.326
_refine_ls_shift/su_mean         0.051
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0230P)^2^+7.6580P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0795
_refine_ls_wR_factor_ref         0.0925
_reflns_Friedel_coverage         0.766
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                4752
_reflns_number_total             6456
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3sc04001a2.cif
_cod_data_source_block           shelx_CCDC2
_cod_depositor_comments
'Adding full bibliography for 1570217--1570219.cif.'
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1570219
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.791
_shelx_estimated_absorpt_t_max   0.949
_shelx_res_checksum              76