Chloro- and Trifluoromethyl-Substituted Flanking-Ring m-Terphenyl Isocyanides: η6-Arene Binding to Zero-Valent Molybdenum Centers and Comparison to Alkyl-Substituted Derivatives
Treffly B. Ditri; Alex E. Carpenter; Donald S. Ripatti; Curtis E. Moore; Arnold L. Rheingold; Joshua S. Figueroa; Inorganic Chemistry 52 (2013) 13216–13229; doi:10.1021/ic402130p

data_4336753
_publ_section_title
;
 Chloro- and Trifluoromethyl-Substituted Flanking-Ring m-Terphenyl
 Isocyanides: \h6-Arene Binding to Zero-Valent Molybdenum Centers and
 Comparison to Alkyl-Substituted Derivatives
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              13216
_journal_page_last               13229
_journal_paper_doi               10.1021/ic402130p
_journal_volume                  52
_journal_year                    2013
_chemical_formula_moiety         'C46 H34 Cl6 N2'
_chemical_formula_sum            'C46 H34 Cl6 N2'
_chemical_formula_weight         827.45
_chemical_name_common
2,2'-di-tert-butyl-10,10'-dichloro-4,4'-bis(Clips)-6,6'-biphenanthridine
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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_date             2013-08-16
_audit_creation_method
;
  Olex2 1.2-beta
  (compiled Apr 23 2013 17:59:47, GUI svn.r4466)
;
_cell_angle_alpha                90
_cell_angle_beta                 117.189(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.9326(8)
_cell_length_b                   20.1177(16)
_cell_length_c                   14.8086(10)
_cell_measurement_reflns_used    7304
_cell_measurement_temperature    100
_cell_measurement_theta_max      25.354
_cell_measurement_theta_min      2.549
_cell_volume                     3957.1(5)
_computing_cell_refinement       'SAINT v8.18C (Bruker, 2011)'
_computing_data_collection       'Bruker APEX2 v2011.4-0 (Bruker, 2011)'
_computing_data_reduction        'SAINT v8.18C (Bruker, 2011)'
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
XL, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_computing_structure_solution
;
M. C. Burla, R. Caliandro, M. Camalli, B. Carrozzini, G. L. Cascarano, 
L. De Caro, C. Giacovazzo, G. Polidori and R. Spagna, 
SIR2004: an improved tool for crystal structure determination and refinement. 
J. Appl. Cryst. (2005). 38, 381-388.
;
_diffrn_ambient_temperature      100
_diffrn_detector                 'Bruker Photon-100 area detector'
_diffrn_detector_area_resol_mean 10.5
_diffrn_detector_type            'CMOS area detector'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device       'four-circle KAPPA diffractometer'
_diffrn_measurement_device_type  'Bruker D8 QUEST'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'Double Bounce Multilayer Mirror'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_xray_symbol    K-L~3~
_diffrn_reflns_av_R_equivalents  0.0564
_diffrn_reflns_av_unetI/netI     0.0512
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            26625
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.431
_diffrn_reflns_theta_min         2.754
_diffrn_source                   'microfocus sealed x-ray tube'
_diffrn_source_type              'Incoatec I\mus'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.471
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6544
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.1131 before and 0.0508 after correction.
The Ratio of minimum to maximum transmission is 0.8782.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            colorless
_exptl_crystal_colour_primary    colorless
_exptl_crystal_density_diffrn    1.389
_exptl_crystal_description       Block
_exptl_crystal_F_000             1704
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.537
_refine_diff_density_min         -0.427
_refine_diff_density_rms         0.067
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     491
_refine_ls_number_reflns         7236
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0762
_refine_ls_R_factor_gt           0.0400
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 w=1/[\s^2^(Fo^2^)+(0.0365P)^2^+3.1782P]
 where P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0829
_refine_ls_wR_factor_ref         0.0975
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5044
_reflns_number_total             7236
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic402130p_si_001_09.cif
_cod_data_source_block           JFig723
_cod_database_code               4336753
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Uiso/Uaniso restraints and constraints
Uanis(Cl3B) = Uanis(Cl3) = Uanis(C13)
3. others
 Sof(Cl3B)=1-FVAR(1)
 Sof(Cl3)=FVAR(1)
4.a Aromatic/amide H refined with riding coordinates:
 C6(H6), C8(H8), C10(H10), C11(H11), C12(H12), C21(H21), C22(H22), C23(H23),
 C26(H26), C27(H27), C28(H28), C32(H32), C34(H34), C43(H43), C44(H44), C45(H45)
4.b Idealised Me refined as rotating group:
 C16(H16A,H16B,H16C), C17(H17A,H17B,H17C), C18(H18A,H18B,H18C), C38(H38A,H38B,
 H38C), C39(H39A,H39B,H39C), C40(H40A,H40B,H40C)
;
_shelx_estimated_absorpt_t_max   0.963
_shelx_estimated_absorpt_t_min   0.946
_shelx_res_checksum              92010
_shelxl_version_number           2013-2