Model Studies of Methyl CoM Reductase: Methane Formation via CH3-S Bond Cleavage of Ni(I) Tetraazacyclic Complexes Having Intramolecular Methyl Sulfide Pendants
Jun-ichi Nishigaki; Tsuyoshi Matsumoto; Kazuyuki Tatsumi; Inorganic Chemistry 51 (2012) 5173–5187; doi:10.1021/ic300017k

data_4329074
_publ_section_title
;
 Model Studies of Methyl CoM Reductase: Methane Formation via CH3-S Bond
 Cleavage of Ni(I) Tetraazacyclic Complexes Having Intramolecular Methyl
 Sulfide Pendants
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5173
_journal_page_last               5187
_journal_paper_doi               10.1021/ic300017k
_journal_volume                  51
_journal_year                    2012
_chemical_formula_moiety         'C16 H36 N4 Ni S2, 2(C F3 O3 S)'
_chemical_formula_sum            'C18 H36 F6 N4 Ni O6 S4'
_chemical_formula_weight         705.44
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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
_cell_angle_alpha                90.0000
_cell_angle_beta                 91.787(2)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   12.662(3)
_cell_length_b                   16.384(3)
_cell_length_c                   13.884(3)
_cell_measurement_reflns_used    7922
_cell_measurement_temperature    173
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      3.19
_cell_volume                     2878.9(11)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku/MSC Inc., 2006)'
_computing_data_reduction        CrystalClear
_computing_molecular_graphics    'CrystalStructure 4.0'
_computing_publication_material  'CrystalStructure 4.0 (Rigaku, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare, et al., 1994)'
_diffrn_ambient_temperature      173
_diffrn_detector_area_resol_mean 7.314
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Rigaku Mercury70'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0379
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            33548
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.043
_exptl_absorpt_correction_T_max  0.949
_exptl_absorpt_correction_T_min  0.889
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            purple
_exptl_crystal_density_diffrn    1.627
_exptl_crystal_description       block
_exptl_crystal_F_000             1464.00
_exptl_crystal_size_max          0.100
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.050
_refine_diff_density_max         2.170
_refine_diff_density_min         -1.010
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     336
_refine_ls_number_reflns         6572
_refine_ls_number_restraints     0
_refine_ls_R_factor_gt           0.0712
_refine_ls_shift/su_max          0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.1074P)^2^+7.9255P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.2013
_reflns_number_gt                5721
_reflns_number_total             6572
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            ic300017k_si_002_12.cif
_cod_data_source_block           cis-Ni(dmtec)OTf2
_cod_database_code               4329074