Unsymmetrical NCN-pincer mononuclear and dinuclear nickel(ii) complexes of N-heterocyclic carbene (NHC): synthesis, structure and catalysis for Suzuki-Miyaura cross-coupling.
Gu, Shaojin; Du, Jiehao; Huang, Jingjing; Guo, Yun; Yang, Ling; Xu, Weilin; Chen, Wanzhi; Dalton transactions (Cambridge, England : 2003) 46 (2017) 586–594; doi:10.1039/c6dt03944h

data_7041385
_publ_section_title
;
 Unsymmetrical NCN-pincer mononuclear and dinuclear nickel(ii) complexes
 of N-heterocyclic carbene (NHC): synthesis, structure and catalysis for
 Suzuki-Miyaura cross-coupling.
;
_journal_issue                   2
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              586
_journal_page_last               594
_journal_paper_doi               10.1039/c6dt03944h
_journal_volume                  46
_journal_year                    2017
_chemical_formula_sum            'C24 H21 Cl F6 N7 Ni P'
_chemical_formula_weight         646.61
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-09-12 deposited with the CCDC.
2016-12-08 downloaded from the CCDC.
;
_cell_angle_alpha                104.179(3)
_cell_angle_beta                 100.409(3)
_cell_angle_gamma                108.847(3)
_cell_formula_units_Z            2
_cell_length_a                   10.2719(18)
_cell_length_b                   11.226(2)
_cell_length_c                   13.006(2)
_cell_measurement_reflns_used    2285
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.01
_cell_measurement_theta_min      1.68
_cell_volume                     1319.8(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0268
_diffrn_reflns_av_sigmaI/netI    0.0461
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            7345
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.68
_exptl_absorpt_coefficient_mu    0.969
_exptl_crystal_colour            block
_exptl_crystal_density_diffrn    1.627
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       yellow
_exptl_crystal_F_000             656
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.795
_refine_diff_density_min         -0.479
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     362
_refine_ls_number_reflns         4626
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0704
_refine_ls_R_factor_gt           0.0534
_refine_ls_shift/su_max          0.027
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0661P)^2^+1.4957P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1352
_refine_ls_wR_factor_ref         0.1496
_reflns_number_gt                3555
_reflns_number_total             4626
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt03944h2.cif
_cod_data_source_block           y
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7041379--7041385.cif.
;
_cod_original_cell_volume        1319.7(4)
_cod_original_sg_symbol_H-M      'P-1   '
_cod_database_code               7041385