A comparative study of the structure and bonding in heavier pnictinidene complexes [(ArE)M(CO)n] (E = As, Sb and Bi; M = Cr, Mo, W and Fe).
Vránová, Iva; Kremláček, Vít; Erben, Milan; Turek, Jan; Jambor, Roman; Růžička, Aleš; Alonso, Mercedes; Dostál, Libor; Dalton transactions (Cambridge, England : 2003) 46 (2017) 3556–3568; doi:10.1039/c7dt00095b

data_7042137
_publ_section_title
;
 A comparative study of the structure and bonding in heavier pnictinidene
 complexes [(ArE)M(CO)n] (E = As, Sb and Bi; M = Cr, Mo, W and Fe).
;
_journal_issue                   11
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3556
_journal_page_last               3568
_journal_paper_doi               10.1039/c7dt00095b
_journal_volume                  46
_journal_year                    2017
_chemical_formula_moiety         'C21 H23 As Cr N2 O5, 0.5(C7 H8)'
_chemical_formula_sum            'C24.5 H27 As Cr N2 O5'
_chemical_formula_weight         556.40
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-11-06 deposited with the CCDC.
2017-02-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 95.871(2)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   28.0370(3)
_cell_length_b                   9.3332(4)
_cell_length_c                   19.4852(3)
_cell_measurement_reflns_used    16634
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      1
_cell_volume                     5072.0(2)
_computing_cell_refinement       'COLLECT and DENZO'
_computing_data_collection
'COLLECT (Hooft, 1998) and DENZO (Otwinowski & Minor, 1997)'
_computing_data_reduction        'COLLECT and DENZO'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150(1)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.980
_diffrn_measurement_device_type  'Bruker Nonius KappaCCD area detector'
_diffrn_measurement_method       '\f and \w scans to fill the Ewald sphere'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0380
_diffrn_reflns_av_unetI/netI     0.0329
_diffrn_reflns_Laue_measured_fraction_full 0.985
_diffrn_reflns_Laue_measured_fraction_max 0.980
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -36
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            16519
_diffrn_reflns_point_group_measured_fraction_full 0.985
_diffrn_reflns_point_group_measured_fraction_max 0.980
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.850
_diffrn_reflns_theta_min         3.066
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.782
_exptl_absorpt_correction_T_max  0.655
_exptl_absorpt_correction_T_min  0.512
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
Gaussian integration (Coppens, 1970)
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.457
_exptl_crystal_description       block
_exptl_crystal_F_000             2280
_exptl_crystal_size_max          0.59
_exptl_crystal_size_mid          0.41
_exptl_crystal_size_min          0.39
_refine_diff_density_max         1.679
_refine_diff_density_min         -2.387
_refine_diff_density_rms         0.107
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.162
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         5351
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.169
_refine_ls_R_factor_all          0.0915
_refine_ls_R_factor_gt           0.0575
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+54.5372P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1133
_refine_ls_wR_factor_ref         0.1422
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4006
_reflns_number_total             5351
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7dt00095b3.cif
_cod_data_source_block           1a
_cod_depositor_comments
'Adding full bibliography for 7042129--7042138.cif.'
_cod_original_formula_sum        'C24.50 H27 As Cr N2 O5'
_cod_database_code               7042137