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_4349691
_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         'C10 H16 Cl N O W'
_chemical_formula_sum            'C10 H16 Cl N O W'
_chemical_formula_weight         385.54
_chemical_properties_physical    ', Air-sensitive,Moisture-sensitive'
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_audit_block_doi                 10.5517/ccdc.csd.cc1mzdww
_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                90
_cell_angle_beta                 97.885(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   6.0476(3)
_cell_length_b                   7.3129(3)
_cell_length_c                   14.2223(6)
_cell_measurement_reflns_used    3439
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      75.1430
_cell_measurement_theta_min      6.2740
_cell_volume                     623.04(5)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_molecular_graphics
;
Burnett, M. N.; Johnson, C. K. 
ORTEP-III Report ORNL-6895. 
Oak Ridge National Laboratory, Tennessee, USA 1996.
;
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution
;
'Altomare, A.; Cascarano, G.; Giacovazzo, C.; Guagliardi, A. J. Appl. 
Cryst. 1994, 27, 435.'
;
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_unetI/netI     0.0165
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            3247
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         75.776
_diffrn_reflns_theta_min         6.283
_exptl_absorpt_coefficient_mu    18.916
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.73601
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'pale orange'
_exptl_crystal_density_diffrn    2.055
_exptl_crystal_description       block
_exptl_crystal_F_000             364
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: hexane'
_exptl_crystal_size_max          0.060
_exptl_crystal_size_mid          0.050
_exptl_crystal_size_min          0.040
_refine_diff_density_max         1.386
_refine_diff_density_min         -1.653
_refine_diff_density_rms         0.181
_refine_ls_abs_structure_details
;
 Classical Flack method preferred over Parsons because s.u. lower.
;
_refine_ls_abs_structure_Flack   0.56(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.097
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     119
_refine_ls_number_reflns         3247
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.0398
_refine_ls_R_factor_gt           0.0390
_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^)+(0.0748P)^2^+2.5682P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1078
_refine_ls_wR_factor_ref         0.1084
_reflns_Friedel_coverage         0.840
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.987
_reflns_number_gt                3164
_reflns_number_total             3247
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7qi00128b2.cif
_cod_data_source_block           086ZRT15
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               4349691
_shelx_estimated_absorpt_t_min   0.397
_shelx_estimated_absorpt_t_max   0.518
_shelxl_version_number           2014-3
_shelx_res_checksum              96489