Selective ethylene oligomerisation using supported tungsten mono-imido catalysts
Wright, Christopher M. R.; Williams, Thomas J.; Turner, Zoë R.; Buffet, Jean-Charles; O'Hare, Dermot; Inorganic Chemistry Frontiers 4 (2017) 1048–; doi:10.1039/C7QI00128B

data_4349697
_publ_section_title
;
 Selective ethylene oligomerisation using supported tungsten mono-imido
 catalysts
;
_journal_issue                   6
_journal_name_full               'Inorganic Chemistry Frontiers'
_journal_page_first              1048
_journal_paper_doi               10.1039/C7QI00128B
_journal_volume                  4
_journal_year                    2017
_chemical_formula_moiety         'C12 H11 Cl4 F6 N O W'
_chemical_formula_sum            'C12 H11 Cl4 F6 N O W'
_chemical_formula_weight         624.87
_chemical_properties_physical    ', Air-sensitive,Moisture-sensitive'
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_block_doi                 10.5517/ccdc.csd.cc1mzdpp
_audit_creation_method           SHELXL-2014
_audit_update_record
;
2016-11-23 deposited with the CCDC.
2017-05-10 downloaded from the CCDC.
;
_cell_angle_alpha                63.4270(10)
_cell_angle_beta                 86.0470(10)
_cell_angle_gamma                89.3590(10)
_cell_formula_units_Z            2
_cell_length_a                   8.99180(10)
_cell_length_b                   10.37140(10)
_cell_length_c                   10.97200(10)
_cell_measurement_reflns_used    18213
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      5.097
_cell_volume                     912.735(18)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution
;
SUPERFLIP. Palatinus, L.; Chapuis, G. 
J. Appl. Cryst. 2007, 40, 786-790.
;
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       CCD
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0186
_diffrn_reflns_av_unetI/netI     0.0284
_diffrn_reflns_Laue_measured_fraction_full 0.990
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7916
_diffrn_reflns_point_group_measured_fraction_full 0.990
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.496
_diffrn_reflns_theta_min         5.135
_exptl_absorpt_coefficient_mu    6.972
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.714
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Multi-scan from symmetry-related measurements using
Sortav (Blessing 1995)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.274
_exptl_crystal_description       shard
_exptl_crystal_F_000             588
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: pentane'
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.100
_refine_diff_density_max         1.577
_refine_diff_density_min         -1.239
_refine_diff_density_rms         0.124
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.100
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         4161
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.100
_refine_ls_R_factor_all          0.0261
_refine_ls_R_factor_gt           0.0239
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0280P)^2^+0.9520P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0565
_refine_ls_wR_factor_ref         0.0576
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3919
_reflns_number_total             4161
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7qi00128b2.cif
_cod_data_source_block           027ZRT16
_cod_original_cell_volume        912.736(17)
_cod_database_code               4349697
_shelx_estimated_absorpt_t_min   0.336
_shelx_estimated_absorpt_t_max   0.542
_shelxl_version_number           2014-3
_shelx_res_checksum              71483