Catechol boronate formation and its electrochemical oxidation.
Zhang, Lu; Kerszulis, Justin A; Clark, Ronald J; Ye, Tao; Zhu, Lei; Chemical communications (Cambridge, England) 34 (2009) 2151–2153; doi:10.1039/b900016j

data_7104329
_publ_section_title
;
 Catechol boronate formation and its electrochemical oxidation.
;
_journal_issue                   16
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              2151
_journal_page_last               2153
_journal_paper_doi               10.1039/b900016j
_journal_volume                  34
_journal_year                    2009
_chemical_formula_moiety         'C30 H27 B N2 O5'
_chemical_formula_sum            'C30 H27 B N2 O5'
_chemical_formula_weight         506.35
_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                 105.615(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.7385(4)
_cell_length_b                   12.4075(5)
_cell_length_c                   19.1650(8)
_cell_measurement_reflns_used    9064
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      19.23
_cell_measurement_theta_min      2.21
_cell_volume                     2459.26(17)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0499
_diffrn_reflns_av_sigmaI/netI    0.0236
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            19127
_diffrn_reflns_theta_full        19.26
_diffrn_reflns_theta_max         19.26
_diffrn_reflns_theta_min         1.97
_exptl_absorpt_coefficient_mu    0.093
_exptl_absorpt_correction_T_max  0.9844
_exptl_absorpt_correction_T_min  0.9835
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.368
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallalpiped
_exptl_crystal_F_000             1064
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.416
_refine_diff_density_min         -0.227
_refine_diff_density_rms         0.037
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     349
_refine_ls_number_reflns         2044
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0499
_refine_ls_R_factor_gt           0.0442
_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^)+(0.0546P)^2^+2.7363P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1143
_refine_ls_wR_factor_ref         0.1185
_reflns_number_gt                1815
_reflns_number_total             2044
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b900016j.txt
_cod_data_source_block           zhu25
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_Hall     -P2ybc
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7104329