A study on zr-ir multiple bonding active for C-h bond cleavage.
Oishi, Masataka; Oshima, Masato; Suzuki, Hiroharu; Inorganic chemistry 53 (2014) 6634–6654; doi:10.1021/ic500258g

data_4338782
_publ_section_title
;
 A study on zr-ir multiple bonding active for C-h bond cleavage.
;
_journal_issue                   13
_journal_name_full               'Inorganic chemistry'
_journal_page_first              6634
_journal_page_last               6654
_journal_paper_doi               10.1021/ic500258g
_journal_volume                  53
_journal_year                    2014
_chemical_formula_sum            'C27 H37 N Si Zr'
_chemical_formula_weight         494.89
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                92.860(2)
_cell_angle_beta                 107.6820(16)
_cell_angle_gamma                104.362(2)
_cell_formula_units_Z            2
_cell_length_a                   10.2408(7)
_cell_length_b                   11.2940(9)
_cell_length_c                   12.1538(8)
_cell_measurement_reflns_used    12789
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      27.47
_cell_measurement_theta_min      3.20
_cell_volume                     1285.44(16)
_computing_cell_refinement       'PROCESS-AUTO (T.Higashi, 1998)'
_computing_data_collection       'PROCESS-AUTO (T.Higashi, 1998)'
_computing_data_reduction        'PROCESS-AUTO (T.Higashi, 1998)'
_computing_molecular_graphics    'ORTEX (P.McArdle, 1995)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      193(2)
_diffrn_detector_area_resol_mean 100
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID Imaging Plate'
_diffrn_measurement_method       'oscillation photograph'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rigaku Rotating Anode ultraX18'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0661
_diffrn_reflns_av_sigmaI/netI    0.0902
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            12789
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3.20
_exptl_absorpt_coefficient_mu    0.487
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6485
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'ABSCOR (T.Higashi, 2001)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.279
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.846
_refine_diff_density_min         -1.410
_refine_diff_density_rms         0.131
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.098
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     299
_refine_ls_number_reflns         5832
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.098
_refine_ls_R_factor_all          0.1159
_refine_ls_R_factor_gt           0.0567
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0165P)^2^+3.2863P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0967
_refine_ls_wR_factor_ref         0.1271
_reflns_number_gt                3782
_reflns_number_total             5838
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic500258g_si_002.cif
_cod_data_source_block           L1ZrPh2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4338782--4338806.cif.

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 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4338782