The First Phenanthrene-Fused Imidazol-2-ylidene and Its Transition-Metal Complexes
Tapu, Daniela; Owens, Clayton; VanDerveer, Donald; Gwaltney, Kevin; Organometallics 28 (2009) 270–; doi:10.1021/om800822m

data_4068408
_publ_section_title
;
 The First Phenanthrene-Fused Imidazol-2-ylidene and Its Transition-Metal
 Complexes
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              270
_journal_paper_doi               10.1021/om800822m
_journal_volume                  28
_journal_year                    2009
_chemical_formula_sum            'C46 H52 Ag B F4 N4'
_chemical_formula_weight         855.60
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2008-08-20 # Formatted by publCIF
;
_cell_angle_alpha                90.00
_cell_angle_beta                 94.84(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.426(4)
_cell_length_b                   15.038(3)
_cell_length_c                   15.379(3)
_cell_measurement_reflns_used    7198
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      26.3520
_cell_measurement_theta_min      3.0187
_cell_volume                     4476.6(16)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC,2001)'
_computing_data_collection       'CrystalClear (Rigaku/MSC,2001)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC,2001)'
_computing_molecular_graphics    'SHELXTL 6.10 (Bruker AXS,2000)'
_computing_publication_material  'SHELXTL 6.10 (Bruker AXS,2000)'
_computing_structure_refinement  'SHELXTL 6.10 (Bruker AXS,2000)'
_computing_structure_solution    'SHELXTL 6.10 (Bruker AXS,2000)'
_diffrn_ambient_temperature      153(2)
_diffrn_detector_area_resol_mean 14.6306
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_details
;
scan:
    Number of images: 260
               Slice: -40.0000 - 90.0000
         Image width: 0.5000
            Exp time: 15.0000
       Rotation axis: Omega
               Omega: 0.0000
                 Chi: 45.0000
                 Phi: 0.0000
                 XTD: 27.6264
              2theta: -0.0463
scan:
    Number of images: 220
               Slice: -30.0000 - 80.0000
         Image width: 0.5000
            Exp time: 15.0000
       Rotation axis: Omega
               Omega: 0.0000
                 Chi: 45.0000
                 Phi: 90.0000
                 XTD: 27.6264
              2theta: -0.0463

;
_diffrn_measurement_device
;
Mercury CCD (2x2 bin mode)
;
_diffrn_measurement_device_details
;
AFC8: Eulerian 3 circle
;
_diffrn_measurement_method       omega
_diffrn_radiation_detector       CCD
_diffrn_radiation_monochromator  'Graphite Monochromator'
_diffrn_radiation_source         'Sealed Tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0396
_diffrn_reflns_av_sigmaI/netI    0.0334
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            16258
_diffrn_reflns_reduction_process 'Lp corrections applied'
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.66
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.501
_exptl_absorpt_correction_T_max  0.9196
_exptl_absorpt_correction_T_min  0.8480
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'REQAB, Rigaku/MSC, The Woodlands, TX, USA, 1999.'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.269
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1776
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.17
_platon_squeeze_details
;
;
_refine_diff_density_max         0.683
_refine_diff_density_min         -0.681
_refine_diff_density_rms         0.088
_refine_ls_extinction_coef       0.0006(2)
_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   1.078
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     255
_refine_ls_number_reflns         3959
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0548
_refine_ls_R_factor_gt           0.0491
_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^)+(0.0781P)^2^+6.9639P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1274
_refine_ls_wR_factor_ref         0.1337
_reflns_number_gt                3520
_reflns_number_total             3959
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800822m_si_002.cif
_cod_data_source_block           ag037
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        4476.9(16)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4068408