Influence of fluoro-substitution on the planarity of 4-chlorobiphenyl (PCB 3)
Luthe, G.; Swenson, D. C.; Robertson, L. W.; Acta Crystallographica Section B 63 (2007) 319–327; doi:10.1107/S0108768106054255

data_2102768
_publ_section_title
;
 Influence of fluoro-substitution on the planarity of 4-chlorobiphenyl
 (PCB 3)
;
_journal_coeditor_code           BK5043
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              319
_journal_page_last               327
_journal_paper_doi               10.1107/S0108768106054255
_journal_volume                  63
_journal_year                    2007
_chemical_formula_moiety         'C12 H8 Cl F'
_chemical_formula_sum            'C12 H8 Cl F'
_chemical_formula_weight         206.63
_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                 103.701(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   17.9426(18)
_cell_length_b                   6.0863(6)
_cell_length_c                   18.3206(18)
_cell_measurement_reflns_used    8447
_cell_measurement_temperature    190(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      1.0
_cell_volume                     1943.8(3)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997 - 2000)'
_computing_data_reduction
'HKL Denzo, Scalepack (Otwinowski & Minor, 1997'
_computing_molecular_graphics    'SHELXTL v6.1 (Sheldrick, 2001)'
_computing_publication_material  'SHELXTL v6.1 (Sheldrick, 2001)'
_computing_structure_refinement  'SHELXTL v6.1 (Sheldrick, 2001)'
_computing_structure_solution    'SHELXTL v6.1 (Sheldrick, 2001)'
_diffrn_ambient_temperature      190(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       'CCD \f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0303
_diffrn_reflns_av_sigmaI/netI    0.0270
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            32179
_diffrn_reflns_theta_full        27.5
_diffrn_reflns_theta_max         27.5
_diffrn_reflns_theta_min         3.6
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.359
_exptl_absorpt_correction_T_max  0.8999
_exptl_absorpt_correction_T_min  0.8580
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'HKL Scalepack (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.412
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             848
_exptl_crystal_size_max          0.44
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.203
_refine_diff_density_min         -0.261
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     131
_refine_ls_number_reflns         2217
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0497
_refine_ls_R_factor_gt           0.0344
_refine_ls_shift/su_max          0.012
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0509P)^2^+0.6778P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0876
_refine_ls_wR_factor_ref         0.0965
_reflns_number_gt                1708
_reflns_number_total             2217
_reflns_threshold_expression     I>2u(I)
_cod_data_source_file            bk5043.cif
_cod_data_source_block           2'F-PCB3
_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 

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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_Hall     '-C 2yc '
_cod_original_sg_symbol_H-M      'C 2/c '
_cod_database_code               2102768
_cod_database_fobs_code          2102768