Diphosphines Possessing Electronically Different Donor Groups: Synthesis and Coordination Chemistry of the Unsymmetrical Di(N-pyrrolyl)phosphino-Functionalized dppm Analogue Ph2PCH2P(NC4H4)2
Andrew D. Burrows; Mary F. Mahon; Steven P. Nolan; Maurizio Varrone; Inorganic Chemistry 42 (2003) 7227–7238; doi:10.1021/ic034487z

data_4312397
_publ_section_title
;
 Diphosphines Possessing Electronically Different Donor Groups: Synthesis
 and Coordination Chemistry of the Unsymmetrical
 Di(N-pyrrolyl)phosphino-Functionalized dppm Analogue Ph2PCH2P(NC4H4)2
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7227
_journal_page_last               7238
_journal_paper_doi               10.1021/ic034487z
_journal_volume                  42
_journal_year                    2003
_chemical_formula_sum            'C42.25 H40 Cl2.5 N4 O2 P4 Pd2'
_chemical_formula_weight         1061.59
_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                 107.7090(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.2580(2)
_cell_length_b                   15.8300(2)
_cell_length_c                   21.0940(3)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      18
_cell_measurement_theta_min      12
_cell_volume                     4217.30(10)
_computing_data_reduction        'Denzo and Scalepack (otwinowski & Minor, 1997'
_computing_molecular_graphics    'ORTEX (P.McArdle, 1995)'
_computing_publication_material  'SHELXL-97/2 (Sheldrick,1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       KappaCCD
_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  0.0545
_diffrn_reflns_av_sigmaI/netI    0.0393
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            71883
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         3.88
_exptl_absorpt_coefficient_mu    1.205
_exptl_absorpt_correction_T_max  0.80
_exptl_absorpt_correction_T_min  0.74
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sortav Blessing (1995)'
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    1.671
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2130
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.582
_refine_diff_density_min         -1.116
_refine_diff_density_rms         0.108
_refine_ls_extinction_coef       0.0018(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.826
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     622
_refine_ls_number_reflns         9652
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.826
_refine_ls_R_factor_all          0.0720
_refine_ls_R_factor_gt           0.0474
_refine_ls_shift/su_max          0.163
_refine_ls_shift/su_mean         0.008
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1290P)^2^+9.6367P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1387
_refine_ls_wR_factor_ref         0.1653
_reflns_number_gt                7145
_reflns_number_total             9652
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic034487zsi20030806_093646_4.cif
_cod_data_source_block           '_compound_5_(h01adb2)'
_cod_depositor_comments
;
The following automatic conversions were performed:

'_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.

'_exptl_absorpt_correction_type' value 'Multi-Scan'
changed to 'multi-scan' 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 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

data name '_atom_site_symetry_multiplicity' was replaced with
'_atom_site_symmetry_multiplicity' as specified in the replacement
file 'data/replacement-values/replacement_tags.lst'.

Automatic conversion script
Id: cif_correct_tags 9268 2022-04-12 08:56:07Z antanas 
;
_cod_original_formula_sum        'C42.25 H40 Cl2.50 N4 O2 P4 Pd2'
_cod_database_code               4312397