Cube-Type Nitrido Complexes Containing Titanium and Alkali/Alkaline-Earth Metals
Avelino Martín; Miguel Mena; Adrián Pérez-Redondo; Carlos Yélamos; Inorganic Chemistry 43 (2004) 2491–2498; doi:10.1021/ic035493y

data_4310882
_publ_section_title
;
 Cube-Type Nitrido Complexes Containing Titanium and Alkali/Alkaline-Earth
 Metals
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2491
_journal_page_last               2498
_journal_paper_doi               10.1021/ic035493y
_journal_volume                  43
_journal_year                    2004
_chemical_formula_moiety         'C74 H110 Ca N8 Ti6'
_chemical_formula_sum            'C74 H110 Ca N8 Ti6'
_chemical_formula_weight         1439.18
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           58
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2 2n'
_symmetry_space_group_name_H-M   'P n n m'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.2
_audit_creation_date             2003-07-22T11:21:09-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   15.324(3)
_cell_length_b                   14.731(3)
_cell_length_c                   16.680(3)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      13
_cell_measurement_theta_min      8
_cell_volume                     3765.3(13)
_computing_cell_refinement       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_collection       'CAD4 Express (Enraf Nonius, 1994)'
_computing_data_reduction        'XCAD4 (Harms & Wocadlo, 1995)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector                 'scintillation LiI'
_diffrn_detector_dtime           1.195
_diffrn_measured_fraction_theta_full 1
_diffrn_measured_fraction_theta_max 1
_diffrn_measurement_device       '\k-geometry diffractometer'
_diffrn_measurement_device_type  'Enraf Nonius TurboCAD4'
_diffrn_measurement_method       'non-profiled omega/2theta scans'
_diffrn_orient_matrix_type
;
  x-axis points to radiation source
  the matrix is specified in reciprocal space
;
_diffrn_orient_matrix_UB_11      0.031152
_diffrn_orient_matrix_UB_12      0.051076
_diffrn_orient_matrix_UB_13      -0.025187
_diffrn_orient_matrix_UB_21      -0.056214
_diffrn_orient_matrix_UB_22      0.035748
_diffrn_orient_matrix_UB_23      0.007003
_diffrn_orient_matrix_UB_31      0.021852
_diffrn_orient_matrix_UB_32      0.019276
_diffrn_orient_matrix_UB_33      0.053954
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.002
_diffrn_reflns_av_unetI/netI     0.2061
_diffrn_reflns_limit_h_max       0
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            3716
_diffrn_reflns_theta_full        24.96
_diffrn_reflns_theta_max         24.96
_diffrn_reflns_theta_min         1.8
_diffrn_source                   'Enraf Nonius FR590'
_diffrn_standards_decay_%        5
_diffrn_standards_interval_time  60
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.718
_exptl_absorpt_correction_T_max  0.9989
_exptl_absorpt_correction_T_min  0.9671
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details
;
North A.C.T., Phillips D.C. & Mathews F.S. (1968) Acta. Cryst. A24, 351
        Number of psi-scan sets used was   2
        Theta correction was applied.
        Averaged transmission function was used.
        No Fourier smoothing was applied.
;
_exptl_crystal_colour            'dark green'
_exptl_crystal_density_diffrn    1.269
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1524
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.12
_refine_diff_density_max         1.32
_refine_diff_density_min         -0.58
_refine_diff_density_rms         0.134
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.013
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     188
_refine_ls_number_reflns         3430
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.013
_refine_ls_R_factor_all          0.2755
_refine_ls_R_factor_gt           0.1052
_refine_ls_shift/su_max          0.052
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1780P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2695
_refine_ls_wR_factor_ref         0.3532
_reflns_number_gt                1286
_reflns_number_total             3430
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic035493ysi20031230_055534_4.cif
_cod_data_source_block           16
_cod_database_code               4310882