Photoinduced enhancement of intraligand charge-transfer of a crystalline 3,3′-diindolyl(3-pyridyl)methane
Kaenpracha, Chaowat; Katrun, Praewpan; Chainok, Kittipong; Sukpattanacharoen, Chattarika; Kungwan, Nawee; Boonmak, Jaursup; CrystEngComm 26 (2024) 1438–1443; doi:10.1039/D3CE01283B

data_7248116
_publ_section_title
;
 Photoinduced enhancement of intraligand charge-transfer of a crystalline
 3,3&#x2032;-diindolyl(3-pyridyl)methane
;
_journal_issue                   10
_journal_name_full               CrystEngComm
_journal_page_first              1438
_journal_page_last               1443
_journal_paper_doi               10.1039/D3CE01283B
_journal_volume                  26
_journal_year                    2024
_chemical_formula_moiety         'C H4 O, C22 H17 N3'
_chemical_formula_sum            'C23 H21 N3 O'
_chemical_formula_weight         355.443
_chemical_properties_physical    Light-sensitive,Photo-sensitive
_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_Int_Tables_number      14
_atom_sites_solution_primary     dual
_audit_creation_date             2023-09-27
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;
Olex2 1.5
(compiled 2023.08.24 svn.re1ec1418 for OlexSys, GUI svn.r6817)
;
_audit_update_record
;
2023-10-24 deposited with the CCDC.	2024-02-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 112.596(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.4804(19)
_cell_length_b                   9.3873(10)
_cell_length_c                   15.0373(19)
_cell_measurement_reflns_used    5602
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      23.13
_cell_measurement_theta_min      2.62
_cell_volume                     1887.1(4)
_computing_cell_refinement       'SAINT V8.40B (Bruker AXS LLC, 2019)'
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_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.9971
_diffrn_measured_fraction_theta_max 0.9971
_diffrn_measurement_device_type  'Bruker D8 QUEST PHOTON-II'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0452
_diffrn_reflns_av_unetI/netI     0.0318
_diffrn_reflns_Laue_measured_fraction_full 0.9971
_diffrn_reflns_Laue_measured_fraction_max 0.9971
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            16290
_diffrn_reflns_point_group_measured_fraction_full 0.9971
_diffrn_reflns_point_group_measured_fraction_max 0.9971
_diffrn_reflns_theta_full        25.2417
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         2.73
_diffrn_source_current           30.0
_diffrn_source_power             1.5
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.7453
_exptl_absorpt_correction_T_min  0.6340
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Krause, L., Herbst-Irmer, R., Sheldrick, G. M., Stalke, D. (2015).
"Comparison of silver and molybdenum microfocus X-ray sources for
single-crystal structure determination"
J. Appl. Cryst. 48, 3-10.
doi:10.1107/S1600576714022985
;
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
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_exptl_crystal_description       block
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_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.5626
_refine_diff_density_min         -0.4913
_refine_diff_density_rms         0.1107
_refine_ls_d_res_high            0.8301
_refine_ls_d_res_low             7.4554
_refine_ls_goodness_of_fit_ref   1.5692
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    40
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_refine_ls_number_reflns         3448
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.5692
_refine_ls_R_factor_all          0.1708
_refine_ls_R_factor_gt           0.1228
_refine_ls_shift/su_max          0.0006
_refine_ls_shift/su_mean         0.0002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.2P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3134
_refine_ls_wR_factor_ref         0.4094
_reflns_Friedel_coverage         0.0
_reflns_limit_h_max              9
_reflns_limit_h_min              -17
_reflns_limit_k_max              11
_reflns_limit_k_min              0
_reflns_limit_l_max              18
_reflns_limit_l_min              -9
_reflns_number_gt                2145
_reflns_number_total             3448
_reflns_threshold_expression     I>=2u(I)
_cod_data_source_file            d3ce01283b2.cif
_cod_data_source_block           80MIr+2Weeks-PMDI-MeOH
_cod_depositor_comments
'Adding full bibliography for 7248111--7248117.cif.'
_cod_database_code               7248116
_olex2_refinement_description
;
;
_olex2_submission_special_instructions 'No special instructions were received'