Pentafluorophenylimido Alkylidene Complexes of Molybdenum and Tungsten
Yuan, Jian; Schrock, Richard R.; Müller, Peter; Axtell, Jonathan C.; Dobereiner, Graham E.; Organometallics 31 (2012) 4650–; doi:10.1021/om300408n

data_4078772
_publ_section_title
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 Pentafluorophenylimido Alkylidene Complexes of Molybdenum and Tungsten
;
_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              4650
_journal_paper_doi               10.1021/om300408n
_journal_volume                  31
_journal_year                    2012
_chemical_formula_sum            'C17 H6 F23 N O2 W'
_chemical_formula_weight         877.08
_chemical_name_systematic
; 
 ? 
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 98.0860(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.5813(3)
_cell_length_b                   17.0135(8)
_cell_length_c                   21.0551(9)
_cell_measurement_reflns_used    9855
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.97
_cell_measurement_theta_min      2.29
_cell_volume                     2334.12(18)
_computing_cell_refinement       'SAINT 7.46A (Bruker-AXS, 2011)'
_computing_data_collection       'APEX2 v2011.4.0 (Bruker-AXS, 2011)'
_computing_data_reduction        'SAINT 7.46A (Bruker-AXS, 2011)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Smart APEX2 CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'Incoatech ImuS multilayer optics'
_diffrn_radiation_source         'ImuS micro-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0334
_diffrn_reflns_av_sigmaI/netI    0.0171
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            66857
_diffrn_reflns_theta_full        30.85
_diffrn_reflns_theta_max         30.85
_diffrn_reflns_theta_min         1.54
_exptl_absorpt_coefficient_mu    5.153
_exptl_absorpt_correction_T_max  0.8608
_exptl_absorpt_correction_T_min  0.2894
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2009)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.496
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1648
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.239
_refine_diff_density_min         -0.708
_refine_diff_density_rms         0.086
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.075
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     499
_refine_ls_number_reflns         7359
_refine_ls_number_restraints     690
_refine_ls_restrained_S_all      1.128
_refine_ls_R_factor_all          0.0244
_refine_ls_R_factor_gt           0.0175
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0151P)^2^+2.0417P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0377
_refine_ls_wR_factor_ref         0.0410
_reflns_number_gt                6403
_reflns_number_total             7359
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om300408n_si_002.cif
_cod_data_source_block           x12040
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4078772