Design and Synthesis of Stable Four-Coordinated Benzotriazole-Borane with Tunable Fluorescence Emission
Tang, Qi; Shi, Xiaodong; Richardson, David; Wojtas, Lukasz; Shan, Chuan; He, Ying; Lan, Yu; Yuan, Teng; Ye, Xiaohan; Li, Shi-Jun; Zhao, Kai; Chemical Science  (2022) –; doi:10.1039/D2SC01103D

data_1566811
_publ_section_title
;
 Design and Synthesis of Stable Four-Coordinated Benzotriazole-Borane with
 Tunable Fluorescence Emission
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D2SC01103D
_journal_year                    2022
_chemical_formula_moiety         'C15 H11 B N4'
_chemical_formula_sum            'C15 H11 B N4'
_chemical_formula_weight         258.09
_space_group_crystal_system      orthorhombic
_space_group_IT_number           29
_space_group_name_Hall           'P 2c -2ac'
_space_group_name_H-M_alt        'P c a 21'
_atom_sites_solution_hydrogens   mixed
_audit_creation_date             2021-07-02
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2021-10-03 deposited with the CCDC.	2022-04-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.4138(4)
_cell_length_b                   5.27510(10)
_cell_length_c                   15.4456(5)
_cell_measurement_reflns_used    8947
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      78.94
_cell_measurement_theta_min      5.73
_cell_volume                     1255.87(6)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.0
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker D8 Venture PHOTON II CPAD'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  mirrors
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0805
_diffrn_reflns_av_unetI/netI     0.0405
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            23198
_diffrn_reflns_point_group_measured_fraction_full 0.983
_diffrn_reflns_point_group_measured_fraction_max 0.964
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         79.739
_diffrn_reflns_theta_min         5.729
_diffrn_source                   'INCOATEC Imus micro-focus source'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.665
_exptl_absorpt_correction_T_max  0.9887
_exptl_absorpt_correction_T_min  0.8875
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1311 before and 0.0907 after correction.
The Ratio of minimum to maximum transmission is 0.8976.
The \l/2 correction factor is Not present.
;
_exptl_crystal_density_diffrn    1.365
_exptl_crystal_description       block
_exptl_crystal_F_000             536
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.185
_refine_diff_density_min         -0.209
_refine_diff_density_rms         0.047
_refine_ls_abs_structure_details
;
 Flack x determined using 995 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.0(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     185
_refine_ls_number_reflns         2636
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0477
_refine_ls_R_factor_gt           0.0405
_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^)+(0.0385P)^2^+0.4136P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0907
_refine_ls_wR_factor_ref         0.0946
_reflns_Friedel_coverage         0.870
_reflns_Friedel_fraction_full    0.966
_reflns_Friedel_fraction_max     0.932
_reflns_number_gt                2412
_reflns_number_total             2636
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2sc01103d2.cif
_cod_data_source_block           N3_76
_cod_database_code               1566811
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.943
_shelx_estimated_absorpt_t_min   0.862
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C4(H4), C5(H5), C12(H12), C13(H13), C14(H14), C16(H16), C17(H17), C18(H18),
 C19(H19), C20(H20)
;
_shelx_res_checksum              60412
_shelx_hkl_checksum              98605
_olex2_submission_special_instructions 'No special instructions were received'