Synthesis of Neutral Group 4 Metal‒Carboryne Complexes and Their Reactivity toward Unsaturated Molecules
Ren, Shikuo; Qiu, Zaozao; Xie, Zuowei; Organometallics 32 (2013) 4292–; doi:10.1021/om400458r

data_4081108
_publ_section_title
;
 Synthesis of Neutral Group 4 Metal--Carboryne Complexes and Their
 Reactivity toward Unsaturated Molecules
;
_journal_issue                   15
_journal_name_full               Organometallics
_journal_page_first              4292
_journal_paper_doi               10.1021/om400458r
_journal_volume                  32
_journal_year                    2013
_chemical_formula_sum            'C24 H56 B10 N4 Ti'
_chemical_formula_weight         556.73
_chemical_name_systematic
;

 ?

;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 102.948(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.043(3)
_cell_length_b                   11.732(2)
_cell_length_c                   16.682(3)
_cell_measurement_reflns_used    1002
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      2.56
_cell_volume                     3441.5(10)
_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 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0509
_diffrn_reflns_av_sigmaI/netI    0.0592
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            11433
_diffrn_reflns_theta_full        28.04
_diffrn_reflns_theta_max         28.04
_diffrn_reflns_theta_min         2.09
_exptl_absorpt_coefficient_mu    0.269
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.682411
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.074
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1200
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.601
_refine_diff_density_min         -0.459
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     177
_refine_ls_number_reflns         4148
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.1320
_refine_ls_R_factor_gt           0.0760
_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^)+(0.1092P)^2^+2.6280P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2060
_refine_ls_wR_factor_ref         0.2496
_reflns_number_gt                2171
_reflns_number_total             4148
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om400458r_si_002.cif
_cod_data_source_block           2h
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        3441.5(11)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4081108