Disubstituted 1,8-Diamidonaphthalene Ligands as a Flexible, Responsive, and Reactive Framework for Tantalum Complexes
Nathalie Lavoie; Serge I. Gorelsky; Zhixian Liu; Tara J. Burchell; Glenn P. A. Yap; Darrin S. Richeson; Inorganic Chemistry 49 (2010) 5231–5240; doi:10.1021/ic1003963

data_4315669
_publ_section_title
;
 Disubstituted 1,8-Diamidonaphthalene Ligands as a Flexible, Responsive,
 and Reactive Framework for Tantalum Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5231
_journal_page_last               5240
_journal_paper_doi               10.1021/ic1003963
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C25 H25 N2 Ta'
_chemical_formula_weight         534.42
_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           SHELXL-97
_cell_angle_alpha                96.708(2)
_cell_angle_beta                 113.601(2)
_cell_angle_gamma                113.073(2)
_cell_formula_units_Z            2
_cell_length_a                   10.5074(11)
_cell_length_b                   10.5509(11)
_cell_length_c                   11.9869(13)
_cell_measurement_reflns_used    'reflections from 60 data frames'
_cell_measurement_temperature    203(2)
_cell_measurement_theta_max      28.29
_cell_measurement_theta_min      1.47
_cell_volume                     1059.6(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      203(2)
_diffrn_detector_area_resol_mean 836.6
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.885
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0222
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            4631
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.26
_diffrn_reflns_theta_min         2.22
_diffrn_standards_decay_%        <1
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         '50 standard frames at start and end'
_exptl_absorpt_coefficient_mu    5.198
_exptl_absorpt_correction_T_max  0.928067
_exptl_absorpt_correction_T_min  0.627688
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2003)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.675
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             524
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         1.515
_refine_diff_density_min         -1.339
_refine_diff_density_rms         0.121
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     256
_refine_ls_number_reflns         4631
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0401
_refine_ls_R_factor_gt           0.0368
_refine_ls_shift/su_max          0.012
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1400P)^2^+3.4173P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1669
_refine_ls_wR_factor_ref         0.1691
_reflns_number_gt                4402
_reflns_number_total             4631
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic1003963_si_002_2.cif
_cod_data_source_block           dr2012a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        1059.64(19)
_cod_database_code               4315669