Chlorine photoelimination from a diplatinum core: circumventing the back reaction.
Cook, Timothy R.; Surendranath, Yogesh; Nocera, Daniel G.; Journal of the American Chemical Society 131 (2009) 28–29; doi:10.1021/ja807222p

data_4101675
_publ_section_title
;
 Chlorine photoelimination from a diplatinum core: circumventing the back
 reaction.
;
_journal_issue                   1
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              28
_journal_page_last               29
_journal_paper_doi               10.1021/ja807222p
_journal_volume                  131
_journal_year                    2009
_chemical_formula_moiety         'C18 H22 Cl4 F24 N2 O8 P4 Pt2'
_chemical_formula_sum            'C18 H22 Cl4 F24 N2 O8 P4 Pt2'
_chemical_formula_weight         1506.24
_chemical_name_common            Pt2(tfepma)2Cl4
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 99.423(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.499(3)
_cell_length_b                   13.544(4)
_cell_length_c                   29.154(9)
_cell_measurement_reflns_used    9855
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.50
_cell_measurement_theta_min      2.48
_cell_volume                     4090(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and 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  0.0542
_diffrn_reflns_av_sigmaI/netI    0.0318
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -41
_diffrn_reflns_number            106670
_diffrn_reflns_theta_full        30.52
_diffrn_reflns_theta_max         30.52
_diffrn_reflns_theta_min         1.42
_exptl_absorpt_coefficient_mu    7.405
_exptl_absorpt_correction_T_max  0.477
_exptl_absorpt_correction_T_min  0.366
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    2.446
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Shard
_exptl_crystal_F_000             2832
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         2.145
_refine_diff_density_min         -4.999
_refine_diff_density_rms         0.227
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.336
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     561
_refine_ls_number_reflns         12440
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.336
_refine_ls_R_factor_all          0.0594
_refine_ls_R_factor_gt           0.0476
_refine_ls_shift/su_max          0.017
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+50.8860P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0911
_refine_ls_wR_factor_ref         0.0950
_reflns_number_gt                10738
_reflns_number_total             12440
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja807222p_si_004.cif
_cod_data_source_block           07098
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'not measured' was changed to '?' -
the value is undefined or not given.

'_symmetry_cell_setting' value
'Monoclinic' changed to 'monoclinic' according to the built-in table
from CIF Core dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

Automatic conversion script
Id: cif_fix_values 1673 2011-04-08 12:14:43Z adriana 

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      P2(1)/n
_cod_database_code               4101675