Hydrocarbon-soluble, hexaanionic fulleride complexes of magnesium
Lawrence, Samuel R.; Ohlin, C. André; Cordes, David Bradford; Slawin, Alexandra; Stasch, Andreas; Chemical Science  (2019) –; doi:10.1039/C9SC03857D

data_1552410
_publ_section_title
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 Hydrocarbon-soluble, hexaanionic fulleride complexes of magnesium
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/C9SC03857D
_journal_year                    2019
_chemical_formula_moiety         'C176 H164 Mg4 N8'
_chemical_formula_sum            'C176 H164 Mg4 N8'
_chemical_formula_weight         2488.51
_chemical_properties_physical    Air-sensitive
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_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_date             2019-01-17
_audit_creation_method           'by CrystalStructure 4.3'
_audit_update_record
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2019-05-08 deposited with the CCDC.    2019-10-07 downloaded from the CCDC.
;
_cell_angle_alpha                90.0000
_cell_angle_beta                 104.897(6)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   34.388(2)
_cell_length_b                   12.2868(7)
_cell_length_c                   33.068(2)
_cell_measurement_reflns_used    3321
_cell_measurement_temperature    173
_cell_measurement_theta_max      67.77
_cell_measurement_theta_min      2.77
_cell_volume                     13502.2(14)
_computing_cell_refinement       'CrysAlisPro 1.171.38.43i (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.43i (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.43i (Rigaku OD, 2015)'
_computing_molecular_graphics    'CrystalStructure 4.3'
_computing_publication_material  'CrystalStructure 4.3 (Rigaku, 2018)'
_computing_structure_refinement  'SHELXL Version 2018/3 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT Version 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      173
_diffrn_detector_area_resol_mean 5.811
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.954
_diffrn_measurement_device_type  'Rigaku XtaLAB P100'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54187
_diffrn_reflns_av_R_equivalents  0.2927
_diffrn_reflns_av_unetI/netI     0.1401
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.954
_diffrn_reflns_limit_h_max       40
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            69467
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.954
_diffrn_reflns_theta_full        67.687
_diffrn_reflns_theta_max         69.907
_diffrn_reflns_theta_min         2.659
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.704
_exptl_absorpt_correction_T_max  0.993
_exptl_absorpt_correction_T_min  0.792
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.43i (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.224
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             5296.00
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Benzene/hexanes'
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.020
_exptl_crystal_size_min          0.010
_refine_diff_density_max         0.993
_refine_diff_density_min         -0.835
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.260
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     1353
_refine_ls_number_reflns         12172
_refine_ls_number_restraints     4484
_refine_ls_R_factor_all          0.2673
_refine_ls_R_factor_gt           0.1365
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3731
_refine_ls_wR_factor_ref         0.4485
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4596
_reflns_number_total             12172
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            c9sc03857d2.cif
_cod_data_source_block           4a
_cod_database_code               1552410
_shelx_res_checksum              13996