(dme)MCl3(NNPh2) (dme = dimethoxyethane; M = Nb, Ta): A Versatile Synthon for [Ta=NNPh2] Hydrazido(2-) Complexes
Ian A. Tonks; John E. Bercaw; Inorganic Chemistry 49 (2010) 4648–4656; doi:10.1021/ic1004193

data_4315535
_publ_section_title
;
 (dme)MCl3(NNPh2) (dme = dimethoxyethane; M = Nb, Ta): A Versatile Synthon
 for [Ta=NNPh2] Hydrazido(2-) Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4648
_journal_page_last               4656
_journal_paper_doi               10.1021/ic1004193
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C37 H56 Cl N4 O2 Ta'
_chemical_formula_sum            'C37 H56 Cl N4 O2 Ta'
_chemical_formula_weight         805.26
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   34.7022(12)
_cell_length_b                   9.2582(3)
_cell_length_c                   23.1835(9)
_cell_measurement_reflns_used    9943
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      36.04
_cell_measurement_theta_min      2.49
_cell_volume                     7448.4(5)
_computing_cell_refinement       'Bruker SAINT-Plus v7.34A'
_computing_data_collection       'Bruker APEX2 v2.1-0'
_computing_data_reduction        'Bruker SAINT-Plus v7.34A'
_computing_molecular_graphics    'Bruker XP v5.1'
_computing_publication_material  'Bruker XCIF 2008'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'Bruker KAPPA APEX II'
_diffrn_measurement_method       '\w scans; 18 settings'
_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  0.0612
_diffrn_reflns_av_sigmaI/netI    0.0293
_diffrn_reflns_limit_h_max       56
_diffrn_reflns_limit_h_min       -57
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            288039
_diffrn_reflns_theta_full        36.42
_diffrn_reflns_theta_max         36.42
_diffrn_reflns_theta_min         1.76
_exptl_absorpt_coefficient_mu    3.059
_exptl_absorpt_correction_T_max  0.6740
_exptl_absorpt_correction_T_min  0.5659
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.436
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             3296
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.15
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_refine_diff_density_max         2.791
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_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           'Full matrix'
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_refine_ls_number_reflns         17376
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.939
_refine_ls_R_factor_all          0.0614
_refine_ls_R_factor_gt           0.0401
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details     w=1/s^2^(Fo^2^)
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_gt          0.0439
_refine_ls_wR_factor_ref         0.0448
_reflns_number_gt                12465
_reflns_number_total             17376
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic1004193_si_002_5.cif
_cod_data_source_block           complex9
_cod_depositor_comments
;
The following automatic conversions were performed:

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

'_refine_ls_weighting_scheme' value 'Sigma' changed to
'sigma' 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 

The following automatic conversions were performed:

'_atom_sites_solution_primary' value 'Direct methods' was changed to
'direct'.

'_atom_sites_solution_secondary' value 'Difference Fourier map' was
changed to 'difmap'.

'_atom_sites_solution_hydrogens' value 'Difference Fourier map' was
changed to 'difmap'.

Automatic conversion script
Id: cif_fix_values 6452 2018-10-05 10:23:21Z andrius 
;
_cod_database_code               4315535