Supramolecular structures and spontaneous resolution: the case of ortho-substituted phenylboronic acids
Filthaus, Matthias; Oppel, Iris M.; Bettinger, Holger F.; Organic & Biomolecular Chemistry 6 (2008) 1201–1207; doi:10.1039/b719282g

data_7150867
_publ_section_title
;
 Supramolecular structures and spontaneous resolution: the case of
 ortho-substituted phenylboronic acids
;
_journal_issue                   7
_journal_name_full               'Organic &amp;  Biomolecular Chemistry'
_journal_page_first              1201
_journal_page_last               1207
_journal_paper_doi               10.1039/b719282g
_journal_volume                  6
_journal_year                    2008
_chemical_formula_sum            'C6 H6 B Br O2'
_chemical_formula_weight         200.83
_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                95.766(12)
_cell_angle_beta                 92.219(13)
_cell_angle_gamma                96.613(13)
_cell_formula_units_Z            2
_cell_length_a                   4.9570(8)
_cell_length_b                   7.0560(10)
_cell_length_c                   10.7572(17)
_cell_measurement_reflns_used    2042
_cell_measurement_temperature    108(2)
_cell_measurement_theta_max      30.00
_cell_measurement_theta_min      2.92
_cell_volume                     371.37(10)
_computing_cell_refinement       'CrysAlis RED 1.171.29, Oxford Diffraction'
_computing_data_collection       'CrysAlis CCD 1.171.29, Oxford Diffraction'
_computing_data_reduction        'CrysAlis RED 1.171.29, Oxford Diffraction'
_computing_molecular_graphics    SHELXL-97
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      108(2)
_diffrn_measured_fraction_theta_full 0.969
_diffrn_measured_fraction_theta_max 0.969
_diffrn_measurement_device_type  'Sapphire2-CCD, Oxford Diffraction'
_diffrn_measurement_method       '409 images at 1.0 deg in \w and 15 sec'
_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  0.0202
_diffrn_reflns_av_sigmaI/netI    0.0238
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            2727
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         3.32
_exptl_absorpt_coefficient_mu    5.463
_exptl_absorpt_correction_T_max  0.227
_exptl_absorpt_correction_T_min  0.192
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.29.2 (release 20-01-2006 CrysAlis171 .NET)
(compiled Jan 20 2006,12:36:28)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.796
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             196
_exptl_crystal_size_max          0.304
_exptl_crystal_size_mid          0.288
_exptl_crystal_size_min          0.270
_refine_diff_density_max         0.640
_refine_diff_density_min         -0.360
_refine_diff_density_rms         0.092
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     99
_refine_ls_number_reflns         1661
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0270
_refine_ls_R_factor_gt           0.0241
_refine_ls_shift/su_max          0.031
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0410P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0589
_refine_ls_wR_factor_ref         0.0595
_reflns_number_gt                1527
_reflns_number_total             1661
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b719282g.txt
_cod_data_source_block           bettinger4
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7150867