Structural studies of Schiff-base [2 + 2] macrocycles derived from 2,2'-oxydianiline and the ROP capability of their organoaluminium complexes.
Yang, Wenxue; Zhao, Ke-Qing; Prior, Timothy J.; Hughes, David L.; Arbaoui, Abdessamad; Elsegood, Mark R. J.; Redshaw, Carl; Dalton transactions (Cambridge, England : 2003) 45 (2016) 11990–12005; doi:10.1039/c6dt01997h

data_7039831
_publ_section_title
;
 Structural studies of Schiff-base [2 + 2] macrocycles derived from
 2,2'-oxydianiline and the ROP capability of their organoaluminium
 complexes.
;
_journal_issue                   30
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              11990
_journal_page_last               12005
_journal_paper_doi               10.1039/c6dt01997h
_journal_volume                  45
_journal_year                    2016
_chemical_formula_moiety         'C48 H44 N4 O4, 2(C3 H6 O)'
_chemical_formula_structural     'L2H2, 2(Me2CO)'
_chemical_formula_sum            'C54 H56 N4 O6'
_chemical_formula_weight         857.02
_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   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2015-12-15 deposited with the CCDC.
2016-06-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 98.942(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   24.5582(10)
_cell_length_b                   12.1677(7)
_cell_length_c                   16.0892(7)
_cell_measurement_reflns_used    3025
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      3.33
_cell_measurement_theta_min      28.626
_cell_volume                     4749.3(4)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_molecular_graphics    'ORTEP (Johnson, 1976 and Farrugia, 2012)'
_computing_publication_material
'SHELXL-2014/7 (Sheldrick, 2015) and WINGX (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick 2015)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 16.0874
_diffrn_measured_fraction_theta_full 0.968
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0183
_diffrn_reflns_av_unetI/netI     0.0297
_diffrn_reflns_Laue_measured_fraction_full 0.968
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            9158
_diffrn_reflns_point_group_measured_fraction_full 0.968
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         24.999
_diffrn_reflns_theta_min         3.025
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.952
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'pale red'
_exptl_crystal_density_diffrn    1.199
_exptl_crystal_description       block
_exptl_crystal_F_000             1824
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.141
_refine_diff_density_min         -0.159
_refine_diff_density_rms         0.031
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     323
_refine_ls_number_reflns         4173
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0697
_refine_ls_R_factor_gt           0.0473
_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^)+(0.0649P)^2^+0.5937P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1205
_refine_ls_wR_factor_ref         0.1329
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3045
_reflns_number_total             4173
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6dt01997h2.cif
_cod_data_source_block           140707b
_cod_depositor_comments
'Adding full bibliography for 7039831--7039842.cif.'
_cod_database_code               7039831
_shelx_shelxl_version_number     2014/7
_shelxl_version_number           2013-4
_shelx_res_checksum              99734