Solid-State Structures of 4-Carboxyphenylboronic Acid and Its Hydrates
SeethaLekshmi, Nanappan; Pedireddi, Venkateswara Rao; Crystal Growth & Design 7 (2007) 944–; doi:10.1021/cg060860c

data_4504158
_publ_section_title
;
 Solid-State Structures of 4-Carboxyphenylboronic Acid and Its Hydrates
;
_journal_issue                   5
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              944
_journal_paper_doi               10.1021/cg060860c
_journal_volume                  7
_journal_year                    2007
_chemical_formula_moiety         'C7 H7 B1 O4'
_chemical_formula_sum            'C7 H7 B O4'
_chemical_formula_weight         165.94
_chemical_name_common            '4-Carboxyphenylboronic acid'
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 120.08(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.378(5)
_cell_length_b                   9.825(5)
_cell_length_c                   7.245(3)
_cell_measurement_temperature    298(2)
_cell_volume                     700.8(6)
_computing_cell_refinement       SMART
_computing_data_collection       SMART
_computing_data_reduction        SAINTPLUS
_computing_structure_refinement  'SHELXTL (Sheldrick, 1997)'
_computing_structure_solution    'SHELXTL (Sheldrick, 1990)'
_diffrn_ambient_temperature      133(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'APEX, CCD-area detector'
_diffrn_measurement_method       SMART
_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  0.0197
_diffrn_reflns_av_sigmaI/netI    0.0227
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            1444
_diffrn_reflns_theta_full        23.30
_diffrn_reflns_theta_max         23.30
_diffrn_reflns_theta_min         2.93
_exptl_absorpt_coefficient_mu    0.126
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS; Sheldrick, 1996'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.573
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Blocks
_exptl_crystal_F_000             344
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.628
_refine_diff_density_min         -0.380
_refine_diff_density_rms         0.129
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.084
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     61
_refine_ls_number_reflns         505
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.084
_refine_ls_R_factor_all          0.0871
_refine_ls_R_factor_gt           0.0758
_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^)+(0.1591P)^2^+0.6450P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2161
_refine_ls_wR_factor_ref         0.2277
_reflns_number_gt                388
_reflns_number_total             505
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg060860csi20061129_092151.cif
_cod_data_source_block           1a
_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.

'_exptl_absorpt_correction_type' value 'Empirical'
changed to 'empirical' 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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'C 2 /c'
_cod_database_code               4504158