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_7248111
_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    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             2022-12-16
_audit_creation_method
;
Olex2 1.5
(compiled 2022.04.07 svn.rca3783a0 for OlexSys, GUI svn.r6498)
;
_audit_update_record
;
2023-06-01 deposited with the CCDC.	2024-02-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 112.583(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.5200(7)
_cell_length_b                   9.3992(5)
_cell_length_c                   15.1096(8)
_cell_measurement_reflns_used    3795
_cell_measurement_temperature    296.15
_cell_measurement_theta_max      24.96
_cell_measurement_theta_min      2.61
_cell_volume                     1903.99(17)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'olex2.refine 1.5 (Bourhis et al., 2015)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296.15
_diffrn_measured_fraction_theta_full 0.9986
_diffrn_measured_fraction_theta_max 0.9986
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0912
_diffrn_reflns_av_unetI/netI     0.0376
_diffrn_reflns_Laue_measured_fraction_full 0.9986
_diffrn_reflns_Laue_measured_fraction_max 0.9986
_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            34521
_diffrn_reflns_point_group_measured_fraction_full 0.9986
_diffrn_reflns_point_group_measured_fraction_max 0.9986
_diffrn_reflns_theta_full        25.2417
_diffrn_reflns_theta_max         25.68
_diffrn_reflns_theta_min         2.61
_diffrn_source_current           30.0
_diffrn_source_power             1.5
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_T_max  0.7453
_exptl_absorpt_correction_T_min  0.6574
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0772 before and 0.0694 after correction.
The Ratio of minimum to maximum transmission is 0.8821.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.240
_exptl_crystal_description       needle
_exptl_crystal_F_000             752.442
_refine_diff_density_max         0.3424
_refine_diff_density_min         -0.3314
_refine_diff_density_rms         0.0706
_refine_ls_d_res_high            0.8202
_refine_ls_d_res_low             7.7951
_refine_ls_goodness_of_fit_ref   1.0789
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    40
_refine_ls_number_parameters     246
_refine_ls_number_reflns         3602
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.0789
_refine_ls_R_factor_all          0.0928
_refine_ls_R_factor_gt           0.0694
_refine_ls_shift/su_max          -0.0002
_refine_ls_shift/su_mean         0.0001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0769P)^2^+0.9690P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1599
_refine_ls_wR_factor_ref         0.1730
_reflns_Friedel_coverage         0.0
_reflns_limit_h_max              10
_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                2805
_reflns_number_total             3602
_reflns_threshold_expression     I>=2u(I)
_cod_data_source_file            d3ce01283b2.cif
_cod_data_source_block           PMDI-MeOH
_cod_depositor_comments
'Adding full bibliography for 7248111--7248117.cif.'
_cod_original_sg_symbol_Hall     '-P 2ybc (x-z,y,z)'
_cod_database_code               7248111
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H) groups
2.a Ternary CH refined with riding coordinates:
 C7(H7)
2.b Aromatic/amide H refined with riding coordinates:
 N2(H2), N3(H3), C8(H8), C16(H16), C11(H11), C4(H4), C2(H2a), C19(H19),
 C22(H22), C20(H20), C5(H5), C21(H21), C6(H6), C14(H14), C13(H13), C12(H12)
2.c Idealised Me refined as rotating group:
 C1(H1a,H1b,H1c)
2.d Idealised tetrahedral OH refined as rotating group:
 O1(H1)
;
_olex2_submission_special_instructions 'No special instructions were received'