Terminal tungsten pnictide complex formation through pnictaethynolate decarbonylation
Cummins, Christopher; Transue, Wesley J.; Joost, Maximilian; Chem. Commun.  (2017) –; doi:10.1039/C7CC06841G

data_7120663
_publ_section_title
;
 Terminal tungsten pnictide complex formation through pnictaethynolate
 decarbonylation
;
_journal_name_full               'Chem. Commun.'
_journal_paper_doi               10.1039/C7CC06841G
_journal_year                    2017
_chemical_formula_sum            'C72 H120 N2 O6 W'
_chemical_formula_weight         1293.54
_chemical_properties_physical
Air-sensitive,Moisture-sensitive,Oxygen-sensitive
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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-2014/7
_audit_update_record
;
2017-08-21 deposited with the CCDC.
2017-09-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 95.713(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   18.4968(9)
_cell_length_b                   19.2772(10)
_cell_length_c                   19.4013(10)
_cell_measurement_reflns_used    9721
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.50
_cell_measurement_theta_min      2.48
_cell_volume                     6883.5(6)
_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-2014/7 (Sheldrick, 2014)'
_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 0.998
_diffrn_measurement_device_type  'Bruker Smart APEX2 CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0712
_diffrn_reflns_av_unetI/netI     0.0358
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -32
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            434854
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         36.472
_diffrn_reflns_theta_min         1.106
_diffrn_source
'I\mS micro-focus sealed tube, multilayer optics'
_exptl_absorpt_coefficient_mu    1.728
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2009)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.248
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2752
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: THF/pentane'
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.120
_exptl_transmission_factor_max   0.6965
_exptl_transmission_factor_min   0.6231
_refine_diff_density_max         3.249
_refine_diff_density_min         -2.354
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     788
_refine_ls_number_reflns         33687
_refine_ls_number_restraints     408
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0451
_refine_ls_R_factor_gt           0.0292
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0260P)^2^+4.1277P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0626
_refine_ls_wR_factor_ref         0.0677
_reflns_Friedel_coverage         0.000
_reflns_number_gt                26646
_reflns_number_total             33687
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7cc06841g3.cif
_cod_data_source_block           X8_17131
_cod_database_code               7120663
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.724
_shelx_estimated_absorpt_t_max   0.819
_shelx_res_checksum              86636