Living ring-opening polymerization of ε-caprolactone catalyzed by β-quinolyl-enamino aluminium complexes: ligand electronic effects.
Wang, Peng; Chao, Jianbin; Chen, Xia; Dalton transactions (Cambridge, England : 2003) 47 (2018) 4118–4127; doi:10.1039/c7dt04522k

data_7045691
_publ_section_title
;
 Living ring-opening polymerization of \e-caprolactone catalyzed by
 \b-quinolyl-enamino aluminium complexes: ligand electronic effects.
;
_journal_issue                   12
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4118
_journal_page_last               4127
_journal_paper_doi               10.1039/c7dt04522k
_journal_volume                  47
_journal_year                    2018
_chemical_formula_sum            'C26 H22 Al F3 N2'
_chemical_formula_weight         446.43
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-07-11 deposited with the CCDC.
2018-02-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 112.366(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
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_cell_length_b                   17.9382(13)
_cell_length_c                   12.3473(9)
_cell_measurement_reflns_used    9463
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      28.243
_cell_measurement_theta_min      2.888
_cell_volume                     2306.4(3)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0332
_diffrn_reflns_av_unetI/netI     0.0294
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
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_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            22190
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.265
_diffrn_reflns_theta_min         2.888
_exptl_absorpt_coefficient_mu    0.128
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.286
_exptl_crystal_description       block
_exptl_crystal_F_000             928
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.140
_refine_diff_density_max         0.312
_refine_diff_density_min         -0.293
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     292
_refine_ls_number_reflns         5676
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.0633
_refine_ls_R_factor_gt           0.0443
_refine_ls_shift/su_max          0.078
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0646P)^2^+0.7364P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1156
_refine_ls_wR_factor_ref         0.1286
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4341
_reflns_number_total             5676
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7dt04522k2.cif
_cod_data_source_block           3b
_cod_depositor_comments
'Adding full bibliography for 7045687--7045691.cif.'
_cod_database_code               7045691
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.977
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_shelx_res_checksum              84724