A new synthetic approach to functionalize oxomolybdenum complexes
Chen, Baokuan; Lin, Zhengguo; Wang, Bo; Feng, Xiao; Fan, Linyuan; Yang, Song; Huang, Xianqiang; Hu, Changwen; CrystEngComm 15 (2013) 7410–; doi:10.1039/c3ce40994e

data_7210579
_publ_section_title
;
 A new synthetic approach to functionalize oxomolybdenum complexes
;
_journal_issue                   37
_journal_name_full               CrystEngComm
_journal_page_first              7410
_journal_paper_doi               10.1039/c3ce40994e
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety
'C10 H16 Mo8 N4 O26, 2(C5 H8 N2), 4(C5 H9 N2)'
_chemical_formula_sum            'C40 H68 Mo8 N16 O26'
_chemical_formula_weight         1956.58
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 109.758(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.1992(4)
_cell_length_b                   23.5887(6)
_cell_length_c                   11.8092(4)
_cell_measurement_reflns_used    6542
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.3984
_cell_measurement_theta_min      2.9446
_cell_volume                     3198.19(18)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\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  0.0351
_diffrn_reflns_av_sigmaI/netI    0.0433
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            16270
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         3.07
_exptl_absorpt_coefficient_mu    1.604
_exptl_absorpt_correction_T_max  0.726
_exptl_absorpt_correction_T_min  0.698
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Global rigid bond restraints (SIMU) were applied to keep thermalparameters reasonable.Constraint (DFIX 0.02 1.45 c12 c21 c17 c22) was necessary for sensible chemical distance.Such severe restraints were necessary due to the weak diffraction.'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.015
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1896
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.781
_refine_diff_density_min         -1.371
_refine_diff_density_rms         0.142
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     410
_refine_ls_number_reflns         5646
_refine_ls_number_restraints     260
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0530
_refine_ls_R_factor_gt           0.0402
_refine_ls_shift/su_max          0.021
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0518P)^2^+15.1044P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1025
_refine_ls_wR_factor_ref         0.1104
_reflns_number_gt                4623
_reflns_number_total             5655
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce40994e.txt
_cod_data_source_block           4
_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 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        3198.20(18)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7210579