Reversible Intramolecular C-C Bond Formation/Breaking and Color Switching Mediated by a N,C-Chelate in (2-ph-py)BMes2 and (5-BMes2-2-ph-py)BMes2
Ying-Li Rao; Hazem Amarne; Shu-Bin Zhao; Theresa M. McCormick; Sanela Martić; Yi Sun; Rui-Yao Wang; Suning Wang; Journal of the American Chemical Society 130 (2008) 12898–12900; doi:10.1021/ja8052046

data_4108408
_publ_section_title
;
 Reversible Intramolecular C-C Bond Formation/Breaking and Color Switching
 Mediated by a N,C-Chelate in (2-ph-py)BMes2 and (5-BMes2-2-ph-py)BMes2
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_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              12898
_journal_page_last               12900
_journal_paper_doi               10.1021/ja8052046
_journal_volume                  130
_journal_year                    2008
_chemical_formula_sum            'C29 H30 B N'
_chemical_formula_weight         403.35
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 92.6770(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.3972(7)
_cell_length_b                   12.7454(8)
_cell_length_c                   15.7096(10)
_cell_measurement_reflns_used    7377
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.61
_cell_measurement_theta_min      2.26
_cell_volume                     2279.5(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.939
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0255
_diffrn_reflns_av_sigmaI/netI    0.0209
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            25495
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.26
_diffrn_reflns_theta_min         1.79
_exptl_absorpt_coefficient_mu    0.066
_exptl_absorpt_correction_T_max  0.9804
_exptl_absorpt_correction_T_min  0.9739
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            clear
_exptl_crystal_density_diffrn    1.175
_exptl_crystal_description       block
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.231
_refine_diff_density_min         -0.234
_refine_diff_density_rms         0.035
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     286
_refine_ls_number_reflns         5304
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0669
_refine_ls_R_factor_gt           0.0475
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0700P)^2^+0.4000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1303
_refine_ls_wR_factor_ref         0.1437
_reflns_number_gt                3929
_reflns_number_total             5304
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja8052046_si_001_hazem5.cif
_cod_data_source_block           hazem5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'multi-scans' was replaced
with the value 'multi-scan' as specified in the replacement file
'src/cod-tools/trunk/data/replacement-values/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 5376 2017-05-30 11:51:03Z andrius 
;
_cod_database_code               4108408