Phosphido- and Amidozirconocene Cation-Based Frustrated Lewis Pair Chemistry.
Normand, Adrien T.; Daniliuc, Constantin G.; Wibbeling, Birgit; Kehr, Gerald; Le Gendre, Pierre; Erker, Gerhard; Journal of the American Chemical Society  (2015) 150811081316009–; doi:10.1021/jacs.5b06551

data_4124392
_publ_section_title
;
 Phosphido- and Amidozirconocene Cation-Based Frustrated Lewis Pair
 Chemistry.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              150811081316009
_journal_paper_doi               10.1021/jacs.5b06551
_journal_year                    2015
_chemical_formula_sum            'C23 H23 N Zr'
_chemical_formula_weight         404.64
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_cell_angle_alpha                90
_cell_angle_beta                 94.7090(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.4526(2)
_cell_length_b                   17.7543(5)
_cell_length_c                   12.2784(3)
_cell_measurement_reflns_used    9924
_cell_measurement_temperature    104.(2)
_cell_measurement_theta_max      25.3512
_cell_measurement_theta_min      2.4177
_cell_volume                     1836.40(8)
_computing_cell_refinement       'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_data_collection
;
APEX2 v.2014.1-1 (Bruker AXS Inc., 2014)
;
_computing_data_reduction        'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_molecular_graphics    'XP (Sheldrick, 2014)'
_computing_publication_material  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      104.(2)
_diffrn_detector_area_resol_mean 10.4167
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker D8 Venture PHOTON 100 CMOS'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  'MX mirror'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0298
_diffrn_reflns_av_unetI/netI     0.0194
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            20735
_diffrn_reflns_theta_full        25.40
_diffrn_reflns_theta_max         25.40
_diffrn_reflns_theta_min         2.68
_diffrn_source                   'Mo ImS'
_diffrn_source_type              'micro focus tube'
_exptl_absorpt_coefficient_mu    0.603
_exptl_absorpt_correction_T_max  0.96
_exptl_absorpt_correction_T_min  0.91
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Bruker AXS (2014). SADABS, Version 2014/2, Bruker AXS Inc., Madison, Wisconsin,
USA.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.464
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             832
_exptl_crystal_size_max          0.187
_exptl_crystal_size_mid          0.138
_exptl_crystal_size_min          0.074
_refine_diff_density_max         0.254
_refine_diff_density_min         -0.408
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     227
_refine_ls_number_reflns         3366
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.0283
_refine_ls_R_factor_gt           0.0208
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0225P)^2^+0.9295P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0486
_refine_ls_wR_factor_ref         0.0516
_reflns_number_gt                2851
_reflns_number_total             3366
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja5b06551_si_002.cif
_cod_data_source_block           erk7888
_cod_database_code               4124392
_shelx_res_checksum              30208
_shelx_hkl_checksum              22870