Density Functional Theory and X-ray Analysis of the Structural Variability in η5,η5,η1-Tris(ring) Rare Earth/Actinide Tetramethylpyrrolyl Complexes, (C5Me5)2M(NC4Me4)
Christopher L. Webster; Jefferson E. Bates; Ming Fang; Joseph W. Ziller; Filipp Furche; William J. Evans; Inorganic Chemistry 52 (2013) 3565–3572; doi:10.1021/ic300905r

data_4334251
_publ_contact_author
; 
Professor William J. Evans
Department of Chemistry
1102 Natural Sciences II
University of California, Irvine
Irvine, CA 92697-2025
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_publ_contact_author_email       wevans@uci.edu
_publ_contact_author_fax         '1  949 824 2210'
_publ_contact_author_phone       '1  949 824 5174'
_publ_section_title
;
 Density Functional Theory and X-ray Analysis of the Structural
 Variability in \h5,\h5,\h1-Tris(ring) Rare Earth/Actinide
 Tetramethylpyrrolyl Complexes, (C5Me5)2M(NC4Me4)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3565
_journal_page_last               3572
_journal_paper_doi               10.1021/ic300905r
_journal_volume                  52
_journal_year                    2013
_chemical_formula_sum            'C28 H42 N U'
_chemical_formula_weight         630.66
_chemical_name_systematic
; 
 ? 
;
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXTL
_cell_angle_alpha                92.4453(7)
_cell_angle_beta                 95.9564(7)
_cell_angle_gamma                95.5524(6)
_cell_formula_units_Z            8
_cell_length_a                   9.2609(5)
_cell_length_b                   23.1295(13)
_cell_length_c                   24.0518(14)
_cell_measurement_reflns_used    9153
_cell_measurement_temperature    88(2)
_cell_measurement_theta_max      28.64
_cell_measurement_theta_min      2.39
_cell_volume                     5092.8(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      88(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.907
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0194
_diffrn_reflns_av_sigmaI/netI    0.0254
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            60543
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         28.83
_diffrn_reflns_theta_min         1.96
_exptl_absorpt_coefficient_mu    6.388
_exptl_absorpt_correction_T_max  0.2937
_exptl_absorpt_correction_T_min  0.1934
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            dark_green
_exptl_crystal_density_diffrn    1.645
_exptl_crystal_density_meas      ?
_exptl_crystal_description       block
_exptl_crystal_F_000             2472
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.25
_refine_diff_density_max         2.968
_refine_diff_density_min         -1.088
_refine_diff_density_rms         0.108
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1167
_refine_ls_number_reflns         24189
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0328
_refine_ls_R_factor_gt           0.0245
_refine_ls_shift/su_max          0.029
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0284P)^2^+4.6741P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0558
_refine_ls_wR_factor_ref         0.0587
_reflns_number_gt                20677
_reflns_number_total             24189
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic300905r_si_003_4.cif
_cod_data_source_block           clw14
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
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_cod_database_code               4334251