N-Heterocyclic Carbene and Cyclic (Alkyl)(amino)carbene Complexes of Vanadium(III) and Vanadium(V)
Horrer, Günther; Mann, Sophie; Krummenacher, Ivo; Braunschweig, Holger; Radius, Udo; Dalton Transactions  (2022) –; doi:10.1039/D2DT01250B

data_7710662
_publ_section_title
;
 N-Heterocyclic Carbene and Cyclic (Alkyl)(amino)carbene Complexes of
 Vanadium(III) and Vanadium(V)
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D2DT01250B
_journal_year                    2022
_chemical_formula_moiety         'C22 H40 Cl3 N4 V'
_chemical_formula_sum            'C22 H40 Cl3 N4 V'
_chemical_formula_weight         517.87
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-04-21 deposited with the CCDC.	2022-07-01 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.51920(10)
_cell_length_b                   12.80950(10)
_cell_length_c                   17.8255(2)
_cell_measurement_reflns_used    20274
_cell_measurement_temperature    100.0(1)
_cell_measurement_theta_max      76.7450
_cell_measurement_theta_min      4.2350
_cell_volume                     2630.25(4)
_computing_cell_refinement       'CrysAlisPro 1.171.40.71a (Rigaku OD, 2020)'
_computing_data_collection       'CrysAlisPro 1.171.40.71a (Rigaku OD, 2020)'
_computing_data_reduction        'CrysAlisPro 1.171.40.71a (Rigaku OD, 2020)'
_computing_molecular_graphics    'ShelXLe (Huebschle et all, 2011)'
_computing_publication_material  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.01(10)
_diffrn_detector_area_resol_mean 10.0000
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'XtaLAB Synergy, Dualflex, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0398
_diffrn_reflns_av_unetI/netI     0.0274
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            25645
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.975
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         76.954
_diffrn_reflns_theta_min         4.250
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    6.070
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.58549
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.71a (Rigaku Oxford Diffraction, 2020)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear brown'
_exptl_crystal_density_diffrn    1.308
_exptl_crystal_description       needle
_exptl_crystal_F_000             1096
_exptl_crystal_size_max          0.272
_exptl_crystal_size_mid          0.115
_exptl_crystal_size_min          0.073
_refine_diff_density_max         0.333
_refine_diff_density_min         -0.362
_refine_diff_density_rms         0.057
_refine_ls_abs_structure_details
;
 Flack x determined using 2227 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.003(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     283
_refine_ls_number_reflns         5426
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0260
_refine_ls_R_factor_gt           0.0255
_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^)+(0.0435P)^2^+0.5072P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0681
_refine_ls_wR_factor_ref         0.0684
_reflns_Friedel_coverage         0.747
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.955
_reflns_number_gt                5317
_reflns_number_total             5426
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt01250b2.cif
_cod_data_source_block           compound_8
_cod_original_cell_volume        2630.24(4)
_cod_database_code               7710662
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              74693
_shelx_hkl_checksum              71782