Conformationally-flexible and moderately electron-donating units-installed D–A–D triad enabling multicolor-changing mechanochromic luminescence, TADF and room-temperature phosphorescence
Takeda, Youhei; Kaihara, Takahito; Okazaki, Masato; Higginbotham, Heather; Data, Przemyslaw; Tohnai, Norimitsu; Minakata, Satoshi; Chemical Communications  (2018) –; doi:10.1039/C8CC02365D

data_7121700
_publ_section_title
;
 Conformationally-flexible and moderately electron-donating
 units-installed D--A--D triad enabling multicolor-changing mechanochromic
 luminescence, TADF and room-temperature phosphorescence
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C8CC02365D
_journal_year                    2018
_chemical_formula_moiety         'C26 H28 N O2 P S'
_chemical_formula_sum            'C26 H28 N O2 P S'
_chemical_formula_weight         449.55
_chemical_melting_point          482
_chemical_name_systematic
'tert-butyl 10-mesityl-5H-phenophosphazinine-5-carboxylate 10-sulfide'
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_update_record
;
2018-03-03 deposited with the CCDC.
2018-04-26 downloaded from the CCDC.
;
_cell_angle_alpha                76.267(4)
_cell_angle_beta                 79.407(4)
_cell_angle_gamma                66.841(5)
_cell_formula_units_Z            2
_cell_length_a                   9.3068(5)
_cell_length_b                   11.0204(5)
_cell_length_c                   12.9700(6)
_cell_measurement_reflns_used    7965
_cell_measurement_temperature    213
_cell_measurement_theta_max      74.06
_cell_measurement_theta_min      4.42
_cell_volume                     1181.99(11)
_computing_cell_refinement       'CrysAlisPro 1.171.39.20a (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.39.20a (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.39.20a (Rigaku OD, 2015)'
_computing_molecular_graphics    'CrystalStructure 4.2.4'
_computing_publication_material  'CrystalStructure 4.2.4 (Rigaku, 2016)'
_computing_structure_refinement  'SHELXL Version 2014/7 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT Version 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      213
_diffrn_detector_area_resol_mean 5.811
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.962
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.0333
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.962
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            10876
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.962
_diffrn_reflns_theta_full        67.687
_diffrn_reflns_theta_max         74.189
_diffrn_reflns_theta_min         3.526
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.029
_exptl_absorpt_correction_T_max  0.444
_exptl_absorpt_correction_T_min  0.209
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.20a (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.263
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             476.00
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: n-hexane-ethyl acetate'
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.500
_exptl_crystal_size_min          0.400
_refine_diff_density_max         0.45
_refine_diff_density_min         -0.55
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     286
_refine_ls_number_reflns         4645
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0503
_refine_ls_R_factor_gt           0.0483
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0861P)^2^+0.5252P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1335
_refine_ls_wR_factor_ref         0.1354
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4340
_reflns_number_total             4645
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            c8cc02365d2.cif
_cod_data_source_block           N-Boc_phenophosphazinine_P_sulfide
_cod_database_code               7121700
_shelx_res_checksum              24788