Towards multistranded molecular wires: syntheses, structures, and reactivities of tetraplatinum bis(polyynediyl) complexes with [upper bond 1 start]Pt-C(x)-Pt-(P(CH2)3P)2-Pt-C(x)-Pt-(P(CH2)3P[upper bond 1 end])2 cores (x = 4, 6, 8).
Owen, Gareth R.; Gauthier, Sébastien; Weisbach, Nancy; Hampel, Frank; Bhuvanesh, Nattamai; Gladysz, John A.; Dalton transactions (Cambridge, England : 2003) 39 (2010) 5260–5271; doi:10.1039/c002041a

data_7025607
_publ_section_title
;
 Towards multistranded molecular wires: syntheses, structures, and
 reactivities of tetraplatinum bis(polyynediyl) complexes with [upper bond
 1 start]Pt-C(x)-Pt-(P(CH2)3P)2-Pt-C(x)-Pt-(P(CH2)3P[upper bond 1 end])2
 cores (x = 4, 6, 8).
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_journal_issue                   22
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5260
_journal_page_last               5271
_journal_paper_doi               10.1039/c002041a
_journal_volume                  39
_journal_year                    2010
_chemical_formula_sum            'C157 H130 Cl10 F20 O2 P8 Pt4'
_chemical_formula_weight         1905.61
_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                 101.2807(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   18.9198(3)
_cell_length_b                   22.0175(3)
_cell_length_c                   19.5265(2)
_cell_measurement_reflns_used    17256
_cell_measurement_temperature    173(2)
_cell_volume                     7976.94(19)
_computing_cell_refinement       DENZO-SMN
_computing_data_collection       'Nonius Collect'
_computing_data_reduction        DENZO-SMN
_computing_molecular_graphics    'SHELXTL NT'
_computing_publication_material  'SHELXTL NT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus rotaing anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0285
_diffrn_reflns_av_sigmaI/netI    0.0454
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            34584
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.41
_exptl_absorpt_coefficient_mu    3.817
_exptl_absorpt_correction_T_max  0.5157
_exptl_absorpt_correction_T_min  0.5157
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   Scalepack
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.587
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cube
_exptl_crystal_F_000             3740
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         4.285
_refine_diff_density_min         -1.500
_refine_diff_density_rms         0.199
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.097
_refine_ls_hydrogen_treatment    'riding model'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     906
_refine_ls_number_reflns         18238
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.098
_refine_ls_R_factor_all          0.0626
_refine_ls_R_factor_gt           0.0442
_refine_ls_shift/su_max          0.112
_refine_ls_shift/su_mean         0.019
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1410
_refine_ls_wR_factor_ref         0.1540
_reflns_number_gt                14180
_reflns_number_total             18238
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c002041a.txt
_cod_data_source_block           go10
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7025607