Sterically Protected N2O-Type Benzopyrromethene Boron Complexes from Boronic Acids with Intense Red/Near-Infrared Fluorescence.
Chen, Na; Zhang, Wenjie; Chen, Shun; Wu, Qinghua; Yu, Changjiang; Wei, Yun; Xu, Yuekang; Hao, Erhong; Jiao, Lijuan; Organic letters 19 (2017) 2026–2029; doi:10.1021/acs.orglett.7b00601

data_1545930
_publ_section_title
;
 Sterically Protected N2O-Type Benzopyrromethene Boron Complexes from
 Boronic Acids with Intense Red/Near-Infrared Fluorescence.
;
_journal_issue                   8
_journal_name_full               'Organic letters'
_journal_page_first              2026
_journal_page_last               2029
_journal_paper_doi               10.1021/acs.orglett.7b00601
_journal_volume                  19
_journal_year                    2017
_chemical_formula_moiety         'C29 H25 B N2 O'
_chemical_formula_sum            'C29 H25 B N2 O'
_chemical_formula_weight         428.32
_chemical_name_systematic
;
 ?
;
_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_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2017-03-24
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2016.11.30 svn.r3356 for OlexSys, GUI svn.r5269)
;
_cell_angle_alpha                90
_cell_angle_beta                 106.407(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.7906(19)
_cell_length_b                   11.0012(15)
_cell_length_c                   15.176(2)
_cell_measurement_reflns_used    7971
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.53
_cell_measurement_theta_min      2.32
_cell_volume                     2208.6(5)
_computing_cell_refinement       'SAINT v7.34A (Bruker, 200?)'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'SAINT v7.34A (Bruker, 200?)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      293.15
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.985
_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  0.0571
_diffrn_reflns_av_unetI/netI     0.0534
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.985
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            15159
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.985
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.499
_diffrn_reflns_theta_min         1.763
_diffrn_source                   'sealed tube'
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5848
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/5 (Bruker,2014/5) was used for absorption correction.
wR2(int) was 0.1177 before and 0.0419 after correction.
The Ratio of minimum to maximum transmission is 0.7843.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            'metallic reddish red'
_exptl_crystal_colour_lustre     metallic
_exptl_crystal_colour_modifier   reddish
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.288
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cube
_exptl_crystal_F_000             904
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.276
_refine_diff_density_min         -0.280
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.799
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     301
_refine_ls_number_reflns         4055
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.799
_refine_ls_R_factor_all          0.1214
_refine_ls_R_factor_gt           0.0616
_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^)+8.7797P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1273
_refine_ls_wR_factor_ref         0.1485
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2967
_reflns_number_total             4055
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ol7b00601_si_003.cif
_cod_data_source_block           test_0m
_cod_database_code               1545930
_shelx_estimated_absorpt_t_max   0.986
_shelx_estimated_absorpt_t_min   0.982
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C00N(H00M,H00N)
2.b Aromatic/amide H refined with riding coordinates:
 C00A(H00A), C00G(H00G), C00H(H00H), C00J(H00J), C00K(H00K), C00L(H00L),
 C00O(H00O), C00P(H00P), C00Q(H00Q), C00R(H00R), C00S(H00S), C00T(H00T),
 C00U(H00U), C00V(H00V)
2.c Idealised Me refined as rotating group:
 C00I(H00B,H00C,H00D), C00M(H00E,H00F,H00I), C00X(H00W,H00X,H00Y)
;
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'