Structural landscape of benzoic acid: using experimental crystal structures of fluorobenzoic acids as a probe
Ritesh Dubey; Mysore S. Pavan; Gautam R. Desiraju; Chem.Commun. 48 (2012) 9020–; doi:10.1039/c2cc33811d

data_7108257
_publ_section_title
;
 Structural landscape of benzoic acid: using experimental crystal
 structures of fluorobenzoic acids as a probe
;
_journal_name_full               Chem.Commun.
_journal_page_first              9020
_journal_paper_doi               10.1039/c2cc33811d
_journal_volume                  48
_journal_year                    2012
_chemical_compound_source        'see text'
_chemical_formula_moiety         'C7 H3 F3 O2'
_chemical_formula_sum            'C7 H3 F3 O2'
_chemical_formula_weight         176.09
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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
_cell_angle_alpha                90
_cell_angle_beta                 95.477(11)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.112(5)
_cell_length_b                   5.193(5)
_cell_length_c                   24.39(2)
_cell_measurement_reflns_used    1620
_cell_measurement_temperature    150
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.5
_cell_volume                     644.5(10)
_computing_cell_refinement
;
CrystalClear-SM Expert 2.0 rc14 (Rigaku, 2009)
;
_computing_data_collection
;
CrystalClear-SM Expert 2.0 rc14 (Rigaku, 2009)
;
_computing_data_reduction
;
CrystalClear-SM Expert 2.0 rc14 (Rigaku, 2009)
;
_computing_publication_material  'PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150
_diffrn_detector_area_resol_mean 13.6612
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_details
;
scan:
Number of images: 180
Slice: -60.0000 - 120.0000
Image width: 1.0000
Exp time: 16.0000
Rotation axis: Omega
Omega: 0.0000
Chi: 54.0000
Phi: 0.0000
XTD: 49.4682
2theta: 29.4305
scan:
Number of images: 180
Slice: -60.0000 - 120.0000
Image width: 1.0000
Exp time: 16.0000
Rotation axis: Omega
Omega: 0.0000
Chi: 54.0000
Phi: 120.0000
XTD: 49.4682
2theta: 29.4305
scan:
Number of images: 180
Slice: -60.0000 - 120.0000
Image width: 1.0000
Exp time: 16.0000
Rotation axis: Omega
Omega: 0.0000
Chi: 54.0000
Phi: 240.0000
XTD: 49.4682
2theta: 29.4305

;
_diffrn_measurement_device
;
XtaLABmini: Fixed Chi 2 circle
;
_diffrn_measurement_device_type
;
Rigaku Mercury375R (2x2 bin mode)
;
_diffrn_measurement_method       'profile data from \w-scans'
_diffrn_radiation_monochromator  'Graphite Monochromator'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'Sealed Tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0560
_diffrn_reflns_av_sigmaI/netI    0.0345
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            6117
_diffrn_reflns_reduction_process
;
;
_diffrn_reflns_theta_full        27.69
_diffrn_reflns_theta_max         27.69
_diffrn_reflns_theta_min         1.68
_exptl_absorpt_coefficient_mu    0.187
_exptl_absorpt_correction_T_max  0.964
_exptl_absorpt_correction_T_min  0.955
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.815
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             352
_exptl_crystal_size_max          0.250
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.345
_refine_diff_density_min         -0.238
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.138
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     118
_refine_ls_number_reflns         1496
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.138
_refine_ls_R_factor_all          0.0484
_refine_ls_R_factor_gt           0.0409
_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^)+(0.0639P)^2^+0.2781P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1129
_refine_ls_wR_factor_ref         0.1330
_reflns_number_gt                1309
_reflns_number_total             1496
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c2cc33811d.txt
_cod_data_source_block           datam4
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7108257