New group 15 compounds containing the 2,4,6-(CF3)3C6H2 (fluoromes = Ar), 2,6-(CF3)2C6H3 (fluoroxyl = Ar') or 2,4-(CF3)2C6H3 (Ar″) ligands
Andrei S. Batsanov; Stéphanie M. Cornet; Keith B. Dillon; Andrés E. Goeta; Paul Hazendonk; Amber L. Thompson; J. Chem. Soc., Dalton Trans.  (2002) 4622–4628; doi:10.1039/b207327g

data_7012080
_publ_section_title
;
 New group 15 compounds containing the
 2,4,6-(CF3)3C6H2&#x00A0;(fluoromes = Ar),
 2,6-(CF3)2C6H3&#x00A0;(fluoroxyl = Ar') or
 2,4-(CF3)2C6H3&#x00A0;(Ar&#x2033;) ligands
;
_journal_issue                   24
_journal_name_full               'J. Chem. Soc., Dalton Trans.'
_journal_page_first              4622
_journal_page_last               4628
_journal_paper_doi               10.1039/b207327g
_journal_year                    2002
_chemical_formula_sum            'C16 H6 Br F12 P'
_chemical_formula_weight         537.09
_chemical_name_systematic
;
bromo-bis-(2,4-bis-(trifluoromethyl)-phenyl)-phosphane 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-I 2ya'
_symmetry_space_group_name_H-M   'I 1 2/a 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                 97.447(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   19.0725(13)
_cell_length_b                   8.2148(6)
_cell_length_c                   23.6350(15)
_cell_measurement_reflns_used    997
_cell_measurement_temperature    103(2)
_cell_measurement_theta_max      26.2
_cell_measurement_theta_min      12.0
_cell_volume                     3671.8(4)
_computing_cell_refinement       'SMART version 5.054 (Bruker, 1998)'
_computing_data_collection       'SMART version 5.054 (Bruker, 1998)'
_computing_data_reduction        'SAINT version 6.01 (Bruker, 1999)'
_computing_molecular_graphics    'SHELXTL version 5.10 (Bruker, 1997)'
_computing_publication_material  'SHELXTL version 5.10 (Bruker, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      103(2)
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'SMART 1K CCD area detector'
_diffrn_measurement_method       '\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  0.0354
_diffrn_reflns_av_sigmaI/netI    0.0208
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            21699
_diffrn_reflns_theta_full        29.00
_diffrn_reflns_theta_max         29.00
_diffrn_reflns_theta_min         1.74
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    2.444
_exptl_absorpt_correction_T_max  0.4851
_exptl_absorpt_correction_T_min  0.3080
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
'XPREP (SHELXTL,1997), R(int)=0.064 before correction'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.943
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2080
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.5
_exptl_crystal_size_min          0.75
_refine_diff_density_max         0.728
_refine_diff_density_min         -0.715
_refine_diff_density_rms         0.082
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         4879
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0325
_refine_ls_R_factor_gt           0.0294
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0350P)^2^+7.0547P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0713
_refine_ls_wR_factor_ref         0.0732
_reflns_number_gt                4504
_reflns_number_total             4879
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b207327g.txt
_cod_data_source_block           4
_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:

'_exptl_crystal_density_meas' value 'Not_measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      I2/a
_cod_database_code               7012080