Stereoelectronic effects in C-h bond oxidation reactions of ni(i) N-heterocyclic carbene complexes.
Poulten, Rebecca C.; López, Isidoro; Llobet, Antoni; Mahon, Mary F.; Whittlesey, Michael K.; Inorganic chemistry 53 (2014) 7160–7169; doi:10.1021/ic500213h

data_4340134
_publ_section_title
;
 Stereoelectronic effects in C-h bond oxidation reactions of ni(i)
 N-heterocyclic carbene complexes.
;
_journal_issue                   14
_journal_name_full               'Inorganic chemistry'
_journal_page_first              7160
_journal_page_last               7169
_journal_paper_doi               10.1021/ic500213h
_journal_volume                  53
_journal_year                    2014
_chemical_formula_sum            'C44 H56 Br2 N4 Ni2 O2'
_chemical_formula_weight         950.17
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 90.194(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.0430(2)
_cell_length_b                   15.6560(2)
_cell_length_c                   19.5740(3)
_cell_measurement_reflns_used    69112
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      2.910
_cell_volume                     4303.46(11)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Bruker AXS BV 1997-2004)'
_computing_data_reduction        'Denzo & Scalepack (Otwinowski, Minor 1997)'
_computing_molecular_graphics    'ORTEX (P.McArdle 1995)'
_computing_publication_material  'SHELXL-97/2 (Sheldrick 1997)'
_computing_structure_refinement  'SHELXL-97/2 (Sheldrick 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  '95mm CCD camera on \k-goniostat'
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  'horizonally mounted graphite crystal'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0883
_diffrn_reflns_av_sigmaI/netI    0.0499
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            75160
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         4.31
_exptl_absorpt_coefficient_mu    2.772
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.909
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements 
 Sortav (Blessing 1995)
;
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.467
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1960
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.461
_refine_diff_density_min         -0.628
_refine_diff_density_rms         0.092
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.100
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     502
_refine_ls_number_reflns         9813
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.100
_refine_ls_R_factor_all          0.0725
_refine_ls_R_factor_gt           0.0431
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0233P)^2^+9.0992P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0848
_refine_ls_wR_factor_ref         0.0971
_reflns_number_gt                7272
_reflns_number_total             9813
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic500213h_si_001.cif
_cod_data_source_block           k12mkw6
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/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 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4340134--4340138.cif.
;
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               4340134