A comparison of binuclear dimethylplatinum(ii) complexes with the bridging ligands X(PPh2)2, X = CH2 or NH
Jamali, Sirous; Rashidi, Mehdi; Jennings, Michael C.; Puddephatt, Richard J.; Dalton Transactions  (2003) 2313–; doi:10.1039/b301419c

data_7012812
_publ_section_title
;
 A comparison of binuclear dimethylplatinum(ii) complexes with the
 bridging ligands X(PPh2)2, X = CH2 or NH
;
_journal_issue                   11
_journal_name_full               'Dalton Transactions'
_journal_page_first              2313
_journal_paper_doi               10.1039/b301419c
_journal_year                    2003
_chemical_formula_sum            'C54 H57 Cl2 N P4 Pt2'
_chemical_formula_weight         1304.97
_chemical_name_systematic
; 
? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 105.4370(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.0637(2)
_cell_length_b                   16.9276(2)
_cell_length_c                   22.1155(3)
_cell_measurement_temperature    200(2)
_cell_volume                     5074.98(12)
_computing_cell_refinement       'Nonius DENZO'
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        'Nonius DENZO'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Nonius Kappa-CCD'
_diffrn_measurement_method       'phi/omega 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  0.075
_diffrn_reflns_av_sigmaI/netI    0.0737
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            57743
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         1.91
_exptl_absorpt_coefficient_mu    5.775
_exptl_absorpt_correction_T_max  0.3262
_exptl_absorpt_correction_T_min  0.1903
_exptl_absorpt_correction_type   integration
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.708
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'triangular block'
_exptl_crystal_F_000             2552
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.25
_refine_diff_density_max         1.907
_refine_diff_density_min         -1.994
_refine_diff_density_rms         0.215
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.160
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     268
_refine_ls_number_reflns         11644
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.160
_refine_ls_R_factor_all          0.0908
_refine_ls_R_factor_gt           0.0607
_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^)+(0.0299P)^2^+56.3712P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1284
_refine_ls_wR_factor_ref         0.1365
_reflns_number_gt                8638
_reflns_number_total             11644
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b301419c.txt
_cod_data_source_block           complex4
_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 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7012812