Synthesis, Structure, and Reactivity of [σ:η1:η5-(OCH2)(Me2NCH2)C2B9H9]Ti(NR2) (R = Me, Et)
Shen, Hao; Chan, Hoi-Shan; Xie, Zuowei; Organometallics 26 (2007) 2694–; doi:10.1021/om070128q

data_4073156
_publ_section_title
;
 Synthesis, Structure, and Reactivity of
 [\s:\h1:\h5-(OCH2)(Me2NCH2)C2B9H9]Ti(NR2) (R = Me, Et)
;
_journal_issue                   10
_journal_name_full               Organometallics
_journal_page_first              2694
_journal_paper_doi               10.1021/om070128q
_journal_volume                  26
_journal_year                    2007
_chemical_formula_sum            'C8 H25 B9 N2 O Ti'
_chemical_formula_weight         310.49
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 110.722(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.647(3)
_cell_length_b                   7.1668(15)
_cell_length_c                   18.496(4)
_cell_measurement_temperature    293(2)
_cell_volume                     1692.0(6)
_computing_cell_refinement       'BRUKER SMART CCD DIFFRACTOMETER'
_computing_data_collection       'BRUKER SMART CCD DIFFRACTOMETER'
_computing_data_reduction        'BRUKER SMART CCD DIFFRACTOMETER'
_computing_molecular_graphics    'SIEMENS SHELXTL'
_computing_publication_material  'SIEMENS SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'BRUKER SMART CCD DIFFRACTOMETER'
_diffrn_measurement_method       'OMEGA SCAN'
_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  0.0281
_diffrn_reflns_av_sigmaI/netI    0.0476
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            5704
_diffrn_reflns_theta_full        28.33
_diffrn_reflns_theta_max         28.33
_diffrn_reflns_theta_min         2.35
_exptl_absorpt_coefficient_mu    0.496
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.690829
_exptl_absorpt_correction_type   SADABS
_exptl_crystal_colour            YELLOW
_exptl_crystal_density_diffrn    1.219
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             648
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.262
_refine_diff_density_min         -0.217
_refine_diff_density_rms         0.054
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.04(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.934
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         3414
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      0.933
_refine_ls_R_factor_all          0.0523
_refine_ls_R_factor_gt           0.0415
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0755P)^2^+0.5517P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1057
_refine_ls_wR_factor_ref         0.1157
_reflns_number_gt                2960
_reflns_number_total             3414
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om070128qsi20070208_104122.cif
_cod_data_source_block           3a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      Cc
_cod_database_code               4073156