Dinitrogen Complexes Supported by Tris(phosphino)silyl Ligands
Matthew T. Whited; Neal P. Mankad; Yunho Lee; Paul F. Oblad; Jonas C. Peters; Inorganic Chemistry 48 (2009) 2507–2517; doi:10.1021/ic801855y

data_4301677
_publ_contact_author_address
;Department of Chemistry
Massachusetts Institute of Technology
Cambridge, MA 02139
USA
;
_publ_contact_author_email       jcpeters@mit.edu
_publ_contact_author_name        'Jonas C. Peters'
_publ_section_title
;
Dinitrogen Complexes Supported by Tris(phosphino)silyl Ligands
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2507
_journal_page_last               2517
_journal_paper_doi               10.1021/ic801855y
_journal_volume                  48
_journal_year                    2009
_chemical_formula_sum            'C42 H61 Cl Ir P3 Si'
_chemical_formula_weight         914.56
_chemical_name_common            '[SiPiPr3]Ir(H)(Cl)'
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_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            4
_cell_length_a                   19.5771(15)
_cell_length_b                   11.0445(9)
_cell_length_c                   18.5937(14)
_cell_measurement_reflns_used    7683
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      40.78
_cell_measurement_theta_min      2.38
_cell_volume                     4020.3(5)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w scans'
_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  0.0613
_diffrn_reflns_av_sigmaI/netI    0.0751
_diffrn_reflns_limit_h_max       34
_diffrn_reflns_limit_h_min       -35
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            66628
_diffrn_reflns_theta_full        36.30
_diffrn_reflns_theta_max         40.93
_diffrn_reflns_theta_min         2.12
_exptl_absorpt_coefficient_mu    3.566
_exptl_absorpt_correction_T_max  0.396
_exptl_absorpt_correction_T_min  0.312
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.511
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1860
_exptl_crystal_size_max          0.37
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.26
_refine_diff_density_max         7.341
_refine_diff_density_min         -2.727
_refine_diff_density_rms         0.206
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.005(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     445
_refine_ls_number_reflns         23675
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0538
_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
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0802
_refine_ls_wR_factor_ref         0.0857
_reflns_number_gt                19238
_reflns_number_total             23675
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic801855y_si_001_04.cif
_cod_data_source_block           mtw55
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_database_code               4301677