Synthesis of New Mixed Phosphineσim Iminophosphorane Bidentate Ligands and Their Coordination to Group 10 Metal Centers
Boubekeur, Leïla; Ricard, Louis; Mézailles, Nicolas; Le Floch, Pascal; Organometallics 24 (2005) 1065–; doi:10.1021/om0490684

data_4075668
_publ_section_title
;
 Synthesis of New Mixed Phosphine\sim Iminophosphorane Bidentate Ligands
 and Their Coordination to Group 10 Metal Centers
;
_journal_issue                   6
_journal_name_full               Organometallics
_journal_page_first              1065
_journal_paper_doi               10.1021/om0490684
_journal_volume                  24
_journal_year                    2005
_chemical_formula_sum            'C37 H39 Br2 N Ni O2 P2'
_chemical_formula_weight         810.16
_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                 95.4000(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.9970(10)
_cell_length_b                   9.7900(10)
_cell_length_c                   17.6700(10)
_cell_measurement_reflns_used    251
_cell_measurement_temperature    150.0(1)
_cell_measurement_theta_max      20.0
_cell_measurement_theta_min      3.0
_cell_volume                     3443.9(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150.0(1)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  KappaCCD
_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     0.71069
_diffrn_reflns_av_R_equivalents  0.0264
_diffrn_reflns_av_sigmaI/netI    0.0517
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            14102
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.92
_exptl_absorpt_coefficient_mu    3.011
_exptl_absorpt_correction_T_max  0.9151
_exptl_absorpt_correction_T_min  0.5571
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.563
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1648
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.907
_refine_diff_density_min         -0.669
_refine_diff_density_rms         0.079
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     407
_refine_ls_number_reflns         7871
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0542
_refine_ls_R_factor_gt           0.0350
_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^)+(0.0425P)^2^+0.1060P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0843
_refine_ls_wR_factor_ref         0.0903
_reflns_number_gt                5916
_reflns_number_total             7871
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om0490684si20041129_110219.cif
_cod_data_source_block           niiminop
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P21/c     '
_cod_database_code               4075668