Unusual Electronic Effects Imparted by Bridging Dinitrogen: an Experimental and Theoretical Investigation
Wesley A. Hoffert; Anthony K. Rappé; Matthew P. Shores; Inorganic Chemistry 49 (2010) 9497–9507; doi:10.1021/ic101528d

data_4316863
_publ_contact_author_address
;Colorado State University 
1872 Campus Delivery
Fort Collins, CO
80523
;
_publ_contact_author_email       shores@lamar.colostate.edu
_publ_contact_author_name        'Matthew P. Shores'
_publ_section_title
;
 Unusual Electronic Effects Imparted by Bridging Dinitrogen: an
 Experimental and Theoretical Investigation
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              9497
_journal_page_last               9507
_journal_paper_doi               10.1021/ic101528d
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C46 H86 Cr2 N2 P8'
_chemical_formula_weight         1018.93
_chemical_name_common            'compound 1 in text'
_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                 93.2980(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.3602(2)
_cell_length_b                   12.7197(2)
_cell_length_c                   34.7671(6)
_cell_measurement_temperature    100(2)
_cell_volume                     5456.96(16)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_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     0.71073
_diffrn_reflns_av_R_equivalents  0.0754
_diffrn_reflns_av_sigmaI/netI    0.0538
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       43
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            76045
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.65
_exptl_absorpt_coefficient_mu    0.664
_exptl_absorpt_correction_T_max  0.9426
_exptl_absorpt_correction_T_min  0.8442
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker(2000)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.240
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             2176
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.792
_refine_diff_density_min         -0.469
_refine_diff_density_rms         0.076
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     583
_refine_ls_number_reflns         11158
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0740
_refine_ls_R_factor_gt           0.0462
_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^)+(0.0437P)^2^+6.3466P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1005
_refine_ls_wR_factor_ref         0.1126
_reflns_number_gt                8086
_reflns_number_total             11158
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic101528d_si_002_1.cif
_cod_data_source_block           1
_cod_database_code               4316863