Molybdenum Complexes ofC,C-Bis(ethynyl)carboranes: Design, Synthesis, and Study of a Weakly Coupled Mixed-Valence Compound
Brown, Neil J.; Lancashire, Hannah N.; Fox, Mark A.; Collison, David; Edge, Ruth; Yufit, Dmitry S.; Howard, Judith A. K.; Whiteley, Mark W.; Low, Paul J.; Organometallics 30 (2011) 884–; doi:10.1021/om1010353

data_4063924
_publ_section_title
;
 Molybdenum Complexes ofC,C-Bis(ethynyl)carboranes: Design, Synthesis, and
 Study of a Weakly Coupled Mixed-Valence Compound
;
_journal_issue                   4
_journal_name_full               Organometallics
_journal_page_first              884
_journal_paper_doi               10.1021/om1010353
_journal_volume                  30
_journal_year                    2011
_chemical_formula_moiety         'C72 H72 B10 Mo2 P4, 4 (C H2 Cl2)'
_chemical_formula_sum            'C76 H80 B10 Cl8 Mo2 P4'
_chemical_formula_weight         1700.86
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 99.118(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.5751(3)
_cell_length_b                   38.3827(15)
_cell_length_c                   12.0345(5)
_cell_measurement_reflns_used    8188
_cell_measurement_temperature    120.0
_cell_measurement_theta_max      30.83
_cell_measurement_theta_min      2.34
_cell_volume                     3910.9(3)
_computing_cell_refinement       'SAINT v6.45A (Bruker, 2003)'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'SAINT v6.45A (Bruker, 2003)'
_computing_molecular_graphics
;
 OLEX2: a complete structure solution, refinement and analysis program.
 Dolomanov et al., J. Appl. Cryst. (2009). 42, 339-341
;
_computing_publication_material
;
 OLEX2: a complete structure solution, refinement and analysis program.
 Dolomanov et al., J. Appl. Cryst. (2009). 42, 339-341
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)/Bruker'
_diffrn_ambient_temperature      120.0
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 5.6
_diffrn_detector_type            'Bruker SMART CCD 6000 area detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           'MO K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_xray_symbol    K-L~3~
_diffrn_reflns_av_R_equivalents  0.0506
_diffrn_reflns_av_sigmaI/netI    0.0387
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       52
_diffrn_reflns_limit_k_min       -52
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            54095
_diffrn_reflns_theta_full        29.00
_diffrn_reflns_theta_max         29.00
_diffrn_reflns_theta_min         1.06
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_current           35.0
_diffrn_source_power             1.75
_diffrn_source_target            Mo
_diffrn_source_voltage           50.0
_exptl_absorpt_coefficient_mu    0.719
_exptl_absorpt_correction_T_max  0.9239
_exptl_absorpt_correction_T_min  0.3519
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 SADABS-2006/1 (Bruker,2006) was used for absorption correction.
 R(int) was 0.0467 before and 0.0378 after correction.
 The Ratio of minimum to maximum transmission is 0.380885377205.
 The \l/2 correction factor is 0.0015
;
_exptl_crystal_colour            red
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.444
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1732
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.886
_refine_diff_density_min         -0.715
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     444
_refine_ls_number_reflns         10410
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0550
_refine_ls_R_factor_gt           0.0421
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
calc w=1/[\s^2^(Fo^2^)+(0.0300P)^2^+7.0000P] where P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0891
_refine_ls_wR_factor_ref         0.0944
_reflns_number_gt                8666
_reflns_number_total             10410
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om1010353_si_002.cif
_cod_data_source_block           2_09srv342
_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.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               4063924