Syntheses and Structures of Metallocene Methyltrihydroborate Derivativies: Cp2ZrCl{(μ-H)2BHCH3}, Cp2Zr{(μ-H)2BHCH3}2, and Cp2Ti{(μ-H)2BHCH3}
Fu-Chen Liu; Ko-Yu Chen; Jung-Hua Chen; Gene-Hsian Lee; Shie-Ming Peng; Inorganic Chemistry 42 (2003) 1758–1763; doi:10.1021/ic020597e

data_4313242
_publ_section_title
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 Syntheses and Structures of Metallocene Methyltrihydroborate
 Derivativies: Cp2ZrCl{(\m-H)2BHCH3}, Cp2Zr{(\m-H)2BHCH3}2, and
 Cp2Ti{(\m-H)2BHCH3}
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1758
_journal_page_last               1763
_journal_paper_doi               10.1021/ic020597e
_journal_volume                  42
_journal_year                    2003
_chemical_formula_sum            'C11 H16 B Cl Zr'
_chemical_formula_weight         285.72
_chemical_name_systematic
;
  ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 91.6448(12)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   13.7921(3)
_cell_length_b                   13.4227(3)
_cell_length_c                   13.0868(3)
_cell_measurement_reflns_used    all
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.12
_cell_volume                     2421.72(9)
_computing_cell_refinement       DENZO-SMN
_computing_data_collection       'NONIUS COLLECT'
_computing_data_reduction        DENZO-SMN
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(1)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'NONIUS COLLECT'
_diffrn_measurement_method       'phi ans omega scans'
_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  0.0756
_diffrn_reflns_av_sigmaI/netI    0.0764
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            18244
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.12
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.087
_exptl_absorpt_correction_T_max  0.894
_exptl_absorpt_correction_T_min  0.819
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.567
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.753
_refine_diff_density_min         -0.749
_refine_diff_density_rms         0.123
_refine_ls_extinction_coef       0.0017(3)
_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   1.024
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     278
_refine_ls_number_reflns         5539
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.1002
_refine_ls_R_factor_gt           0.0502
_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^)+(0.0505P)^2^+5.0386P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1123
_refine_ls_wR_factor_ref         0.1318
_reflns_number_gt                3458
_reflns_number_total             5539
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic020597e_1.cif
_cod_data_source_block           ic8438
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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:

'_exptl_crystal_density_meas' value 'not_measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
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_cod_database_code               4313242