Exploring Structural Complexity in the Discovery and Self-Assembly of a Family of Nanoscale Chalcoxides from {Se8Mo36} to {Se26Mo68}
Cronin, Lee; Zang, Hong-Ying; Purcell, Jamie; Long, Deliang; Miras, Haralampos N.; Chem. Commun.  (2017) –; doi:10.1039/C7CC04398H

data_7120383
_publ_section_title
;
 Exploring Structural Complexity in the Discovery and Self-Assembly of a
 Family of Nanoscale Chalcoxides from {Se8Mo36} to {Se26Mo68}
;
_journal_name_full               'Chem. Commun.'
_journal_paper_doi               10.1039/C7CC04398H
_journal_year                    2017
_chemical_formula_sum            'C48 H288 I4 K16 Mo56 N4 O264 S48 Se8'
_chemical_formula_weight         13823.21
_space_group_crystal_system      monoclinic
_space_group_IT_number           12
_space_group_name_Hall           '-C 2y'
_space_group_name_H-M_alt        'C 1 2/m 1'
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-03-28 deposited with the CCDC.
2017-07-05 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 109.253(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   31.8220(13)
_cell_length_b                   31.7269(13)
_cell_length_c                   24.9385(11)
_cell_measurement_reflns_used    9951
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      19.4
_cell_measurement_theta_min      2.28
_cell_volume                     23770.1(18)
_computing_cell_refinement       Apex2
_computing_data_collection       Apex2
_computing_data_reduction        Apex2
_computing_molecular_graphics    Diamond3
_computing_publication_material  WinGX
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker Apex II Quasar'
_diffrn_measurement_method       '\w & \f scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1212
_diffrn_reflns_av_unetI/netI     0.0899
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       36
_diffrn_reflns_limit_h_min       -36
_diffrn_reflns_limit_k_max       35
_diffrn_reflns_limit_k_min       -35
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            140692
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        23.807
_diffrn_reflns_theta_max         23.807
_diffrn_reflns_theta_min         1.110
_diffrn_source                   '1uS Microfocus x-ray'
_exptl_absorpt_coefficient_mu    2.722
_exptl_absorpt_correction_T_max  0.90
_exptl_absorpt_correction_T_min  0.70
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.931
_exptl_crystal_density_method    none
_exptl_crystal_description       block
_exptl_crystal_F_000             13248
_exptl_crystal_size_max          0.120
_exptl_crystal_size_mid          0.060
_exptl_crystal_size_min          0.030
_refine_diff_density_max         2.77
_refine_diff_density_min         -2.17
_refine_diff_density_rms         0.25
_refine_ls_extinction_coef       0.000045(9)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
_refine_ls_goodness_of_fit_ref   1.070
_refine_ls_hydrogen_treatment    undef
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1079
_refine_ls_number_reflns         18555
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          0.1482
_refine_ls_R_factor_gt           0.0778
_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^)+(0.1202P)^2^+1187.2324P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2086
_refine_ls_wR_factor_ref         0.2741
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10741
_reflns_number_total             18555
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7cc04398h2.cif
_cod_data_source_block           jwc1137e
_cod_depositor_comments
;
The following automatic conversions were performed:

'_atom_sites_solution_primary' value 'direct methods' was changed to
'direct'.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_database_code               7120383
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.736
_shelx_estimated_absorpt_t_max   0.923
_shelx_res_checksum              71947