Homolytic H2 cleavage by a mercury-bridged Ni(i) pincer complex [{(PNP)Ni}2{μ-Hg}].
Kreye, Markus; Freytag, Matthias; Jones, Peter G.; Williard, Paul G.; Bernskoetter, Wesley H.; Walter, Marc D.; Chemical communications (Cambridge, England) 51 (2015) 2946–; doi:10.1039/c4cc09743b

data_7116481
_publ_section_title
;
 Homolytic H2 cleavage by a mercury-bridged Ni(i) pincer complex
 [{(PNP)Ni}2{\m-Hg}].
;
_journal_issue                   14
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              2946
_journal_paper_doi               10.1039/c4cc09743b
_journal_volume                  51
_journal_year                    2015
_chemical_formula_sum            'C22 H43 N P2'
_chemical_formula_weight         383.51
_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
_audit_update_record
;
2014-12-02 deposited with the CCDC.
2015-01-08 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 96.935(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   13.7199(5)
_cell_length_b                   12.3613(5)
_cell_length_c                   28.1443(10)
_cell_measurement_reflns_used    9161
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.7470
_cell_measurement_theta_min      2.9080
_cell_volume                     4738.2(3)
_computing_cell_refinement
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET) 
(compiled Feb  1 2013,16:14:44)  
;
_computing_data_collection
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET) 
(compiled Feb  1 2013,16:14:44) 
;
_computing_data_reduction
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET) 
(compiled Feb  1 2013,16:14:44)  
;
_computing_molecular_graphics    'Bruker XP'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 16.1419
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.934
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0854
_diffrn_reflns_av_sigmaI/netI    0.0655
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            115355
_diffrn_reflns_theta_full        29.00
_diffrn_reflns_theta_max         30.92
_diffrn_reflns_theta_min         2.20
_exptl_absorpt_coefficient_mu    0.189
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.98466
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET) 
(compiled Feb  1 2013,16:14:44) 
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.075
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1696
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.355
_refine_diff_density_min         -0.254
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     483
_refine_ls_number_reflns         14008
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0977
_refine_ls_R_factor_gt           0.0562
_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^)+(0.0462P)^2^+1.7847P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1126
_refine_ls_wR_factor_ref         0.1289
_reflns_number_gt                9480
_reflns_number_total             14008
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4cc09743b3.cif
_cod_data_source_block           mk101
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7116481