Isolation of the key intermediates of base-promoted borylene–carbonyl coupling reactions
Braunschweig, Holger; Kramer, Thomas; Radacki, Krzysztof; Shang, Rong; Siedler, Eva; Werner, Christine; Chemical Science 5 (2014) 2271–; doi:10.1039/c4sc00183d

data_1516560
_publ_section_title
;
 Isolation of the key intermediates of base-promoted borylene--carbonyl
 coupling reactions
;
_journal_issue                   6
_journal_name_full               'Chemical Science'
_journal_page_first              2271
_journal_paper_doi               10.1039/c4sc00183d
_journal_volume                  5
_journal_year                    2014
_chemical_formula_moiety         '4( C16 H22 B Mn N2 O2),4( C3 H3)'
_chemical_formula_sum            'C76 H100 B4 Mn4 N8 O8'
_chemical_formula_weight         1516.64
_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                 113.8480(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            1
_cell_length_a                   15.2676(7)
_cell_length_b                   8.5852(4)
_cell_length_c                   15.8554(7)
_cell_measurement_reflns_used    9792
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.76
_cell_measurement_theta_min      2.59
_cell_volume                     1900.81(15)
_computing_cell_refinement       'Saint+ ver. 7.68A (Bruker AXS)'
_computing_data_collection       'APEX2 ver. 2010.3 (Bruker AXS)'
_computing_data_reduction        'Saint+ ver. 7.68A (Bruker AXS)'
_computing_molecular_graphics    'XP ver. 5.1 (Bruker AXS, 1998)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker X8-APEX II'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'multi-layer mirror'
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0274
_diffrn_reflns_av_sigmaI/netI    0.0098
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            69742
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.46
_exptl_absorpt_coefficient_mu    0.708
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.6624
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs 2008/1 (Bruker 2008)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.325
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             796
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.388
_refine_diff_density_min         -0.271
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     288
_refine_ls_number_reflns         3888
_refine_ls_number_restraints     240
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.0302
_refine_ls_R_factor_gt           0.0279
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
calc w=1/[\s^2^(Fo^2^)+(0.0321P)^2^+1.5999P] where
P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0700
_refine_ls_wR_factor_ref         0.0718
_reflns_number_gt                3635
_reflns_number_total             3888
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4sc00183d1.cif
_cod_data_source_block           6a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1516560