N-Heterocyclic Carbene Adducts of Molybdenum Tetracarboxylate Complexes
Robinson, Thomas P.; Johnson, Andrew L.; Raithby, Paul R.; Kociok-Kohn, Gabriele; Organometallics 35 (2016) 2494–; doi:10.1021/acs.organomet.6b00386

data_4086600
_publ_section_title
;
 N-Heterocyclic Carbene Adducts of Molybdenum Tetracarboxylate Complexes
;
_journal_issue                   15
_journal_name_full               Organometallics
_journal_page_first              2494
_journal_paper_doi               10.1021/acs.organomet.6b00386
_journal_volume                  35
_journal_year                    2016
_chemical_formula_moiety         'C8 F12 Mo2 O8, 2(C27 H36 N2), C8 H10'
_chemical_formula_sum            'C70 H82 F12 Mo2 N4 O8'
_chemical_formula_weight         1527.27
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   16.61270(10)
_cell_length_b                   19.3204(2)
_cell_length_c                   45.9155(5)
_cell_measurement_reflns_used    162272
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.028
_cell_measurement_theta_min      2.910
_cell_volume                     14737.2(2)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
;
 DENZO-SCALEPACK Z. Otwinowski and W. Minor, " 
 Processing of X-ray Diffraction Data Collected in Oscillation Mode ", 
 Methods in Enzymology, Volume 276: Macromolecular Crystallography, 
 part A, p.307-326, 1997,C.W. Carter, Jr. & R. M. Sweet, Eds., Academic Press.
;
_computing_molecular_graphics
'ORTEP3 for Windows - Farrugia, L. J. J. Appl. Crystallogr. 1997, 30, 565'
_computing_publication_material
;
 'SHELXL-2013 (Sheldrick, 2013)
;
_computing_structure_refinement
;
 SHELXL-2013 (Sheldrick, 2013)
 Sheldrick GM (2008) Acta Crystallogr A64:112--122 and 
 C. B. H\"ubschle, G. M. Sheldrick and B. Dittrich
 ShelXle: a Qt graphical user interface for SHELXL
 J. Appl. Cryst., 44, (2011) 1281-1284.
;
_computing_structure_solution
; 
 SIR97- Altomare A., Burla M.C., Camalli M., Cascarano G.L., Giacovazzo C. , 
 Guagliardi A., Moliterni A.G.G., Polidori G.,Spagna R. 
 (1999) J. Appl. Cryst. 32, 115-119
;
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.964
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       '663 1.3 degree images with \f and \w 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  0.1260
_diffrn_reflns_av_unetI/netI     0.1029
_diffrn_reflns_Laue_measured_fraction_full 0.964
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       54
_diffrn_reflns_limit_l_min       -54
_diffrn_reflns_number            163154
_diffrn_reflns_point_group_measured_fraction_full 0.950
_diffrn_reflns_point_group_measured_fraction_max 0.974
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.009
_diffrn_reflns_theta_min         3.550
_exptl_absorpt_coefficient_mu    0.424
_exptl_absorpt_correction_T_max  0.906
_exptl_absorpt_correction_T_min  0.806
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements 
 Sortav (Blessing 1995)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.377
_exptl_crystal_description       block
_exptl_crystal_F_000             6288
_exptl_crystal_size_max          0.300
_exptl_crystal_size_mid          0.250
_exptl_crystal_size_min          0.250
_refine_diff_density_max         0.590
_refine_diff_density_min         -0.500
_refine_diff_density_rms         0.071
_refine_ls_abs_structure_details
;
 Flack x determined using 6261 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons and Flack (2004), Acta Cryst. A60, s61).
;
_refine_ls_abs_structure_Flack   0.126(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.089
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1737
_refine_ls_number_reflns         25323
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.089
_refine_ls_R_factor_all          0.1138
_refine_ls_R_factor_gt           0.0706
_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^)+(0.0390P)^2^+12.4353P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1079
_refine_ls_wR_factor_ref         0.1177
_reflns_Friedel_coverage         0.822
_reflns_Friedel_fraction_full    0.933
_reflns_Friedel_fraction_max     0.958
_reflns_number_gt                18391
_reflns_number_total             25323
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om6b00386_si_002.cif
_cod_data_source_block           '[Mo2(OTFA)4](L2)2_(1b)'
_cod_depositor_comments
'Adding full bibliography for 4086597--4086604.cif.'
_cod_database_code               4086600
_shelx_estimated_absorpt_t_min   0.883
_shelx_estimated_absorpt_t_max   0.901
_shelxl_version_number           2013-4
_shelx_res_checksum              4034
_shelx_hkl_checksum              69136