Syntheses, crystal structures, photophysical and theoretical studies of 1,3,2-benzodiazaborolyl-functionalized diphenylacetylenes.
Weber, Lothar; Eickhoff, Daniel; Werner, Vanessa; Böhling, Lena; Schwedler, Stefanie; Chrostowska, Anna; Dargelos, Alain; Maciejczyk, Małgorzata; Stammler, Hans-Georg; Neumann, Beate; Dalton transactions (Cambridge, England : 2003) 40 (2011) 4434–4446; doi:10.1039/c0dt01410a

data_7015264
_publ_section_title
;
 Syntheses, crystal structures, photophysical and theoretical studies
 of 1,3,2-benzodiazaborolyl-functionalized diphenylacetylenes.
;
_journal_issue                   17
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4434
_journal_page_last               4446
_journal_paper_doi               10.1039/c0dt01410a
_journal_volume                  40
_journal_year                    2011
_chemical_formula_moiety         'C27 H27 B N4'
_chemical_formula_sum            'C27 H27 B N4'
_chemical_formula_weight         418.34
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_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_creation_method           SHELXL-97
_cell_angle_alpha                92.105(2)
_cell_angle_beta                 94.8037(16)
_cell_angle_gamma                91.021(2)
_cell_formula_units_Z            2
_cell_length_a                   8.1333(3)
_cell_length_b                   8.8483(2)
_cell_length_c                   15.7389(5)
_cell_measurement_reflns_used    23594
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.034
_cell_measurement_theta_min      2.910
_cell_volume                     1127.68(6)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect, Bruker AXS, 2004'
_computing_data_reduction
'Denzo and Scalepack (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'SHELXTL-PLUS (1990)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.960
_diffrn_measured_fraction_theta_max 0.960
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.029
_diffrn_reflns_av_sigmaI/netI    0.0284
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            22633
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.00
_diffrn_reflns_theta_min         2.93
_exptl_absorpt_coefficient_mu    0.073
_exptl_absorpt_correction_T_max  0.9927
_exptl_absorpt_correction_T_min  0.9784
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Denzo and Scalepack (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.232
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       fragment
_exptl_crystal_F_000             444
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.312
_refine_diff_density_min         -0.232
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     293
_refine_ls_number_reflns         6329
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0534
_refine_ls_R_factor_gt           0.0430
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0569P)^2^+0.3537P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1082
_refine_ls_wR_factor_ref         0.1156
_reflns_number_gt                5322
_reflns_number_total             6329
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt01410a.txt
_cod_data_source_block           compound6
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1555 2011-01-17 13:19:09Z saulius 

The following automatic conversions were performed:
'_atom_site_symetry_multiplicity' tag replaced with
'_atom_site_symmetry_multiplicity'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 
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_cod_database_code               7015264