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_7039832
_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, C2 H3 N'
_chemical_formula_structural     'L2H2, MeCN'
_chemical_formula_sum            'C50 H47 N5 O4'
_chemical_formula_weight         781.92
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -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                98.169(3)
_cell_angle_beta                 109.862(3)
_cell_angle_gamma                91.656(3)
_cell_formula_units_Z            4
_cell_length_a                   15.1737(5)
_cell_length_b                   15.3473(6)
_cell_length_c                   19.2180(7)
_cell_measurement_reflns_used    6216
_cell_measurement_temperature    140(1)
_cell_measurement_theta_max      22.499
_cell_measurement_theta_min      3.426
_cell_volume                     4152.1(3)
_computing_cell_refinement
;
 CrysAlis RED, Oxford Diffraction Ltd., Version 1.171.29.9 
;
_computing_data_collection
;
 CrysAlis CCD, Oxford Diffraction Ltd., Version 1.171.29.9 
;
_computing_data_reduction
;
 CrysAlis RED, Oxford Diffraction Ltd., Version 1.171.29.9 
;
_computing_molecular_graphics    'ORTEP (Johnson, 1976 and Farrugia, 2012)'
_computing_publication_material
'SHELXL-2014 (Sheldrick, 2014) and WINGX (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997a)'
_diffrn_ambient_temperature      140(1)
_diffrn_detector_area_resol_mean 16.0050
_diffrn_measured_fraction_theta_full 0.716
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur 3/CCD'
_diffrn_measurement_method       'Thin slice \f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           Mo-K\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0861
_diffrn_reflns_av_unetI/netI     0.1363
_diffrn_reflns_Laue_measured_fraction_full 0.716
_diffrn_reflns_Laue_measured_fraction_max 0.989
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            33814
_diffrn_reflns_point_group_measured_fraction_full 0.716
_diffrn_reflns_point_group_measured_fraction_max 0.989
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         22.499
_diffrn_reflns_theta_min         3.426
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_T_max  1.062
_exptl_absorpt_correction_T_min  0.942
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 CrysAlis RED, Oxford Diffraction Ltd., Version 1.171.29.9 
 Empirical absorption correction using spherical harmonics,
  implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.251
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1656
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.320
_refine_diff_density_min         -0.281
_refine_diff_density_rms         0.038
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.789
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1093
_refine_ls_number_reflns         10758
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.789
_refine_ls_R_factor_all          0.1205
_refine_ls_R_factor_gt           0.0429
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0308P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0714
_refine_ls_wR_factor_ref         0.0831
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5230
_reflns_number_total             10758
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6dt01997h2.cif
_cod_data_source_block           cr13d
_cod_depositor_comments
'Adding full bibliography for 7039831--7039842.cif.'
_cod_database_code               7039832
_shelx_shelxl_version_number     2014/7
_shelxl_version_number           2013-4
_shelx_res_checksum              43488