Dihydrobis(methimazolyl)borate and methimazolyl complexes of titanium.
Hill, Anthony F.; Smith, Matthew K.; Dalton transactions (Cambridge, England : 2003)  (2006) 28–30; doi:10.1039/b513251g

data_7006708
_publ_section_title
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 Dihydrobis(methimazolyl)borate and methimazolyl complexes of titanium.
;
_journal_issue                   1
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              28
_journal_page_last               30
_journal_paper_doi               10.1039/b513251g
_journal_year                    2006
_chemical_formula_sum            'C20.5 H34 Cl2 N8 S3 Ti2'
_chemical_formula_weight         655.44
_chemical_name_systematic
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?
;
_space_group_IT_number           96
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4nw 2abw'
_symmetry_space_group_name_H-M   'P 43 21 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   12.981(5)
_cell_length_b                   12.981(5)
_cell_length_c                   36.183(5)
_cell_measurement_reflns_used    66530
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      1.02
_cell_measurement_theta_min      21.04
_cell_volume                     6097(3)
_computing_cell_refinement       DENZO-SMN
_computing_data_collection       'Nonius Collect'
_computing_data_reduction        'X -Seed'
_computing_molecular_graphics    'X-Seed / POV-Ray'
_computing_publication_material  'Microsoft Office 2000'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  CCD
_diffrn_measurement_method       ' \f and \w scans with CCD '
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0770
_diffrn_reflns_av_sigmaI/netI    0.0356
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            27855
_diffrn_reflns_theta_full        20.64
_diffrn_reflns_theta_max         20.64
_diffrn_reflns_theta_min         1.67
_diffrn_standards_decay_%        0.00
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.930
_exptl_absorpt_correction_T_max  0.933
_exptl_absorpt_correction_T_min  0.909
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
Gaussian integration (Coppens, 1970)
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.428
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       hexagon
_exptl_crystal_F_000             2712
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.165
_refine_diff_density_max         0.156
_refine_diff_density_min         -0.286
_refine_diff_density_rms         0.040
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.02(4)
_refine_ls_extinction_coef       0.00035(13)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     331
_refine_ls_number_reflns         3097
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0407
_refine_ls_R_factor_gt           0.0315
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0537P)^2^+0.5343P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0772
_refine_ls_wR_factor_ref         0.0828
_reflns_number_gt                2756
_reflns_number_total             3097
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b513251g.txt
_cod_data_source_block           mks33
_cod_original_sg_symbol_H-M      P43212
_cod_original_formula_sum        'C20.50 H34 Cl2 N8 S3 Ti2'
_cod_database_code               7006708