A mechanochemically synthesised solid solution enables engineering of the sorption properties of a Werner clathrate
Eustina Batisai; Matteo Lusi; Tia Jacobs; Leonard J. Barbour; Chem.Commun. 48 (2012) 12171–; doi:10.1039/c2cc37261d

data_7108684
_publ_section_title
;
 A mechanochemically synthesised solid solution enables engineering of the
 sorption properties of a Werner clathrate
;
_journal_name_full               Chem.Commun.
_journal_page_first              12171
_journal_paper_doi               10.1039/c2cc37261d
_journal_volume                  48
_journal_year                    2012
_chemical_formula_moiety         'C44 H36 Cl2 N4 Ni, 4(C8 H10)'
_chemical_formula_sum            'C76 H76 Cl2 N4 Ni'
_chemical_formula_weight         1175.02
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_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_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 97.806(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.5570(9)
_cell_length_b                   23.899(2)
_cell_length_c                   27.482(3)
_cell_measurement_reflns_used    5326
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.22
_cell_measurement_theta_min      2.27
_cell_volume                     6218.8(10)
_computing_cell_refinement       'SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2009)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'X-Seed (Barbour 2001)'
_computing_structure_refinement  'SHELXL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.920
_diffrn_measurement_device_type  'Bruker Duo CCD Area Detector'
_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  0.0415
_diffrn_reflns_av_sigmaI/netI    0.0536
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            24858
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         30.62
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    0.445
_exptl_absorpt_correction_T_max  0.9485
_exptl_absorpt_correction_T_min  0.8669
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker 2002)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.255
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2488
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.386
_refine_diff_density_min         -0.462
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     383
_refine_ls_number_reflns         8844
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0668
_refine_ls_R_factor_gt           0.0428
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0420P)^2^+4.1946P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0968
_refine_ls_wR_factor_ref         0.1070
_reflns_number_gt                6462
_reflns_number_total             8844
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc37261d.txt
_cod_data_source_block           c:1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_refine_ls_hydrogen_treatment' value 'Constr' changed to 'constr'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        6218.9(10)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7108684