Titanium and zirconium complexes with sterically hindered aryl-substituted iminophosphoranato ligands
Said, Musa; Thornton-Pett, Mark; Bochmann, Manfred; Journal of the Chemical Society, Dalton Transactions  (2001) 2844–; doi:10.1039/b105038a

data_7010898
_publ_section_title
;
 Titanium and zirconium complexes with sterically hindered
 aryl-substituted iminophosphoranato ligands
;
_journal_issue                   19
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              2844
_journal_paper_doi               10.1039/b105038a
_journal_year                    2001
_chemical_formula_sum            'C32 H36 N P'
_chemical_formula_weight         465.59
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   20.5350(3)
_cell_length_b                   10.3459(2)
_cell_length_c                   24.7566(6)
_cell_measurement_temperature    150(2)
_cell_volume                     5259.62(18)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1996)'
_computing_data_collection       'COLLECT (Nonius, 1999)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1996)'
_computing_molecular_graphics    'ORTEX (McArdle, 1995)'
_computing_publication_material  'local program'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Nonius KappaCCD area detector diffractometer'
_diffrn_measurement_method
;
Detector set at 30mm from sample with different 2theta offsets 
1 degree phi exposures for chi=0 degree settings
1 degree omega exposures for chi=90 degree settings
;
_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  0.0599
_diffrn_reflns_av_sigmaI/netI    0.0375
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            24484
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.75
_exptl_absorpt_coefficient_mu    0.125
_exptl_absorpt_correction_T_max  0.9460
_exptl_absorpt_correction_T_min  0.9368
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Using multiple and symmetry-related data measurements via the program SORTAV
See R.H. Blessing, Acta Cryst (1995), A51, 33-38 
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.176
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2000
_exptl_crystal_size_max          0.53
_exptl_crystal_size_mid          0.49
_exptl_crystal_size_min          0.45
_refine_diff_density_max         0.276
_refine_diff_density_min         -0.338
_refine_diff_density_rms         0.039
_refine_ls_extinction_coef       0.002(2)
_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   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     314
_refine_ls_number_reflns         5093
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0528
_refine_ls_R_factor_gt           0.0434
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0554P)^2^+2.1413P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1098
_refine_ls_wR_factor_ref         0.1197
_reflns_number_gt                4379
_reflns_number_total             5093
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b105038a.txt
_cod_data_source_block           msp125
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7010898