Synthesis of a sterically bulky diphosphine synthon and Ru(ii) complexes of a cooperative tridentate enamide-diphosphine ligand platform.
Annibale, Vincent T.; Ostapowicz, Thomas G.; Westhues, Stefan; Wambach, Truman C.; Fryzuk, Michael D.; Dalton transactions (Cambridge, England : 2003) 45 (2016) 16011–16025; doi:10.1039/c6dt02352e

data_7040297
_publ_section_title
;
 Synthesis of a sterically bulky diphosphine synthon and Ru(ii) complexes
 of a cooperative tridentate enamide-diphosphine ligand platform.
;
_journal_issue                   40
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              16011
_journal_page_last               16025
_journal_paper_doi               10.1039/c6dt02352e
_journal_volume                  45
_journal_year                    2016
_chemical_formula_sum            'C28 H62 P4'
_chemical_formula_weight         522.65
_chemical_properties_physical    ', Air-sensitive,Pyrophoric'
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2016-06-07 deposited with the CCDC.
2016-08-11 downloaded from the CCDC.
;
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 92.241(5)
_cell_angle_gamma                90.000(5)
_cell_formula_units_Z            4
_cell_length_a                   11.854(5)
_cell_length_b                   11.785(5)
_cell_length_c                   24.340(5)
_cell_measurement_reflns_used    7803
_cell_measurement_temperature    90(2)
_cell_measurement_theta_max      27.523
_cell_measurement_theta_min      1.674
_cell_volume                     3398(2)
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      90(2)
_diffrn_detector_area_resol_mean 7.9
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX II area detector'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0517
_diffrn_reflns_av_unetI/netI     0.0477
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            29832
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.240
_diffrn_reflns_theta_max         27.523
_diffrn_reflns_theta_min         1.674
_diffrn_source                   'sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.236
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6346
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker Apex 2'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.022
_exptl_crystal_description       Plate
_exptl_crystal_F_000             1160
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.180
_exptl_crystal_size_min          0.030
_refine_diff_density_max         0.438
_refine_diff_density_min         -0.332
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     307
_refine_ls_number_reflns         7803
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0556
_refine_ls_R_factor_gt           0.0394
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0556P)^2^+1.0518P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0986
_refine_ls_wR_factor_ref         0.1082
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6206
_reflns_number_total             7803
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6dt02352e2.cif
_cod_data_source_block           2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-Scan' changed to
'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7040297--7040304.cif.
;
_cod_database_code               7040297
_shelx_estimated_absorpt_t_min   0.946
_shelx_estimated_absorpt_t_max   0.993
_shelxl_version_number           2013-4
_shelx_res_checksum              98444