Synthesis and Reactivity of Molybdenum(IV) Complexes with Alkyl and Aryl Isocyanides
Ison, Elon A.; Ortiz, Carlos O.; Abboud, Khalil; Boncella, James M.; Organometallics 24 (2005) 6310–; doi:10.1021/om0502436

data_4075882
_publ_section_title
;
 Synthesis and Reactivity of Molybdenum(IV) Complexes with Alkyl and Aryl
 Isocyanides
;
_journal_issue                   26
_journal_name_full               Organometallics
_journal_page_first              6310
_journal_paper_doi               10.1021/om0502436
_journal_volume                  24
_journal_year                    2005
_chemical_formula_sum            'C39.5 H49 Mo N5 Si2'
_chemical_formula_weight         745.96
_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                102.802(2)
_cell_angle_beta                 93.928(2)
_cell_angle_gamma                94.868(2)
_cell_formula_units_Z            2
_cell_length_a                   11.5484(9)
_cell_length_b                   11.8609(9)
_cell_length_c                   14.8731(12)
_cell_measurement_reflns_used    136
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.0
_cell_measurement_theta_min      2.0
_cell_volume                     1971.4(3)
_computing_cell_refinement       'Bruker SMART & SAINT (Bruker 1998)'
_computing_data_collection       'Bruker SMART (Bruker 1998)'
_computing_data_reduction        'Bruker SHELXTL (Bruker 2000)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.951
_diffrn_measured_fraction_theta_max 0.951
_diffrn_measurement_device_type  'SMART CCD area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0441
_diffrn_reflns_av_sigmaI/netI    0.0744
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            12375
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.41
_diffrn_standards_decay_%        none
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.426
_exptl_absorpt_correction_T_max  0.9542
_exptl_absorpt_correction_T_min  0.9004
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
'based on measured indexed crystal faces, SHELXTL (Bruker 1998)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.257
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plates
_exptl_crystal_F_000             782
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.615
_refine_diff_density_min         -0.644
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.915
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     444
_refine_ls_number_reflns         8614
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.915
_refine_ls_R_factor_all          0.0520
_refine_ls_R_factor_gt           0.0349
_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^)+(0.0345P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0758
_refine_ls_wR_factor_ref         0.0788
_reflns_number_gt                6271
_reflns_number_total             8614
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om0502436si20050331_045034.cif
_cod_data_source_block           compound_2b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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      P-1
_cod_original_formula_sum        'C39.50 H49 Mo N5 Si2'
_cod_database_code               4075882