Synthesis and reactions of N-heterocycle functionalised variants of heterometallic {Cr7Ni} rings.
Whitehead, George F. S.; Ferrando-Soria, Jesús; Carthy, Laura; Pritchard, Robin G.; Teat, Simon J.; Timco, Grigore A.; Winpenny, Richard E. P.; Dalton transactions (Cambridge, England : 2003) 45 (2016) 1638–1647; doi:10.1039/c5dt04062k

data_7037724
_publ_section_title
;
 Synthesis and reactions of N-heterocycle functionalised variants of
 heterometallic {Cr7Ni} rings.
;
_journal_issue                   4
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1638
_journal_page_last               1647
_journal_paper_doi               10.1039/c5dt04062k
_journal_volume                  45
_journal_year                    2016
_chemical_formula_sum            'C89 H157 Cr7 F8 N2 Ni O32'
_chemical_formula_weight         2341.88
_chemical_name_systematic        '[nPr2NH2][Cr7NiF8(O2C5H9)(O2CC2H2C5H4N)]'
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4
_audit_creation_date             2013-08-01T15:42:35-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2015-09-14 deposited with the CCDC.
2015-12-21 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 109.154(6)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   25.2879(14)
_cell_length_b                   16.7259(9)
_cell_length_c                   30.8206(15)
_cell_measurement_reflns_used    10344
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      74.2346
_cell_measurement_theta_min      1.9685
_cell_volume                     12314.3(12)
_computing_cell_refinement
;
        CrysAlisPro, Agilent Technologies,
        Version 1.171.36.20 (release 27-06-2012 CrysAlis171 .NET)
        (compiled Jul 11 2012,15:38:31)
;
_computing_data_collection
;
        CrysAlisPro, Agilent Technologies,
        Version 1.171.36.20 (release 27-06-2012 CrysAlis171 .NET)
        (compiled Jul 11 2012,15:38:31)
;
_computing_data_reduction
;
        CrysAlisPro, Agilent Technologies,
        Version 1.171.36.20 (release 27-06-2012 CrysAlis171 .NET)
        (compiled Jul 11 2012,15:38:31)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type
'Saxi-CrysAlisPro-abstract goniometer imported SAXI images'
_diffrn_measurement_method       '\w and \p scans'
_diffrn_orient_matrix_UB_11      0.0605668
_diffrn_orient_matrix_UB_12      0.0009789
_diffrn_orient_matrix_UB_13      0.0334646
_diffrn_orient_matrix_UB_21      0.0183753
_diffrn_orient_matrix_UB_22      0.0493673
_diffrn_orient_matrix_UB_23      -0.0347768
_diffrn_orient_matrix_UB_31      -0.0123924
_diffrn_orient_matrix_UB_32      0.0777798
_diffrn_orient_matrix_UB_33      0.0216554
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.1047
_diffrn_reflns_av_unetI/netI     0.0909
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            59249
_diffrn_reflns_theta_full        58.93
_diffrn_reflns_theta_max         58.93
_diffrn_reflns_theta_min         1.97
_exptl_absorpt_coefficient_mu    5.718
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.15486
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        CrysAlisPro, Agilent Technologies,
        Version 1.171.36.20 (release 27-06-2012 CrysAlis171 .NET)
        (compiled Jul 11 2012,15:38:31)
        Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            Green
_exptl_crystal_density_diffrn    1.263
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             4916
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.799
_refine_diff_density_min         -0.587
_refine_diff_density_rms         0.083
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1316
_refine_ls_number_reflns         17668
_refine_ls_number_restraints     88
_refine_ls_restrained_S_all      1.02
_refine_ls_R_factor_all          0.1418
_refine_ls_R_factor_gt           0.0812
_refine_ls_shift/su_max          0.161
_refine_ls_shift/su_mean         0.011
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1084P)^2^+20.5814P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.195
_refine_ls_wR_factor_ref         0.2323
_reflns_number_gt                10347
_reflns_number_total             17668
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5dt04062k2.cif
_cod_data_source_block           test
_cod_depositor_comments
'Adding full bibliography for 7037717--7037737.cif.'
_cod_original_cell_volume        12314.3(11)
_cod_database_code               7037724