Effective Control of Ligation and Geometric Isomerism: Direct Comparison of Steric Properties Associated with Bis-mesityl and Bis-diisopropylphenyl m-Terphenyl Isocyanides
Treffly B. Ditri; Brian J. Fox; Curtis E. Moore; Arnold L. Rheingold; Joshua S. Figueroa; Inorganic Chemistry 48 (2009) 8362–8375; doi:10.1021/ic9010828

data_4303088
_publ_section_title
;
Effective Control of Ligation and Geometric Isomerism: Direct Comparison of
Steric Properties Associated with Bis-mesityl and
Bis-diisopropylphenyl m-Terphenyl Isocyanides
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8362
_journal_page_last               8375
_journal_paper_doi               10.1021/ic9010828
_journal_volume                  48
_journal_year                    2009
_chemical_formula_sum            'C78 H75 Mo N3 O3'
_chemical_formula_weight         1198.35
_chemical_name_common            fac-Mo(CO)3(CNArMes2)3
_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                 103.458(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.853(19)
_cell_length_b                   12.336(9)
_cell_length_c                   24.925(19)
_cell_measurement_reflns_used    9015
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.18
_cell_measurement_theta_min      2.36
_cell_volume                     7133(9)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and 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  0.0697
_diffrn_reflns_av_sigmaI/netI    0.0390
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            88314
_diffrn_reflns_theta_full        23.53
_diffrn_reflns_theta_max         23.53
_diffrn_reflns_theta_min         0.88
_exptl_absorpt_coefficient_mu    0.230
_exptl_absorpt_correction_T_max  0.9774
_exptl_absorpt_correction_T_min  0.9555
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.116
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2520
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_platon_squeeze_details
;
SQUEEZE was employed to account for a severely disordered molecule of methylene 
chloride (CH2Cl2).  A total of 189 electrons in a solvent accessible void of 
799.5 Ang^3 were accounted for.  This corresponds to roughly 4
disordered molecules of CH2Cl2 per unit cell.
;
_refine_diff_density_max         0.452
_refine_diff_density_min         -0.575
_refine_diff_density_rms         0.079
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     784
_refine_ls_number_reflns         10578
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0910
_refine_ls_R_factor_gt           0.0798
_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^)+(0.0111P)^2^+58.5619P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1645
_refine_ls_wR_factor_ref         0.1698
_reflns_number_gt                9188
_reflns_number_total             10578
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic9010828_si_002_06.cif
_cod_data_source_block           jfig188
_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.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed
to 'multi-scan' 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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_database_code               4303088