Metal and Ligand Effects on Bonding in Group 6 Complexes of Redox-Active Amidodiphenoxides
Ranis, Leila G.; Werellapatha, Kalpani; Pietrini, Nicholas J.; Bunker, Bruce A.; Brown, Seth N.; Inorganic Chemistry  (2014) 140923084651005–; doi:10.1021/ic501222n

data_4341128
_publ_section_title
;
 Metal and Ligand Effects on Bonding in Group 6 Complexes of Redox-Active
 Amidodiphenoxides
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              140923084651005
_journal_paper_doi               10.1021/ic501222n
_journal_year                    2014
_chemical_formula_moiety         'C56 H80 Cr N2 O4'
_chemical_formula_sum            'C56 H80 Cr N2 O4'
_chemical_formula_weight         897.22
_chemical_name_common            (ONO)2Cr
_chemical_name_systematic
;
 Bis(bis(3,5-di-tert-butyl-2-oxyphenyl)amido)chromium(VI)
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                83.393(3)
_cell_angle_beta                 73.886(5)
_cell_angle_gamma                76.116(4)
_cell_formula_units_Z            2
_cell_length_a                   11.4672(7)
_cell_length_b                   12.1310(5)
_cell_length_c                   20.6054(9)
_cell_measurement_reflns_used    6888
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      29.3329
_cell_measurement_theta_min      3.1734
_cell_volume                     2669.7(2)
_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
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CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_data_reduction
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CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
;
_computing_molecular_graphics    'XP (Sheldrick, 1998)'
_computing_publication_material  'XCIF (Sheldrick, 2001)'
_computing_structure_refinement  'XL (Sheldrick, 2001)'
_computing_structure_solution    'XS (Sheldrick, 2001)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.3875
_diffrn_measured_fraction_theta_full 0.843
_diffrn_measured_fraction_theta_max 0.843
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0582
_diffrn_reflns_av_sigmaI/netI    0.1063
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            21334
_diffrn_reflns_theta_full        29.40
_diffrn_reflns_theta_max         29.40
_diffrn_reflns_theta_min         3.18
_exptl_absorpt_coefficient_mu    0.258
_exptl_absorpt_correction_T_max  0.9949
_exptl_absorpt_correction_T_min  0.9575
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET)
(compiled Jan 23 2012,18:06:46)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.116
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             972
_exptl_crystal_recrystallization_method
;
 Crystals were grown from CH2Cl2.
;
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.597
_refine_diff_density_min         -0.893
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    mixed
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_refine_ls_number_parameters     862
_refine_ls_number_reflns         12428
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0965
_refine_ls_R_factor_gt           0.0611
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0618P)^2^+0.1212P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1322
_refine_ls_wR_factor_ref         0.1588
_reflns_number_gt                8668
_reflns_number_total             12428
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic501222n_si_003.cif
_cod_data_source_block           crono100
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/home/saulius/struct/COD-crude-data--automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4341128