Synthesis of Al complexes containing phenoxy-imine ligands and their use as the catalyst precursors for efficient living ring-opening polymerisation of ε-caprolactone
Liu, Jingyu; Iwasa, Naruhito; Nomura, Kotohiro; Dalton Transactions  (2008) 3978–3988; doi:10.1039/b801561a

data_7003951
_publ_section_title
;
 Synthesis of Al complexes containing phenoxy-imine ligands and their
 use as the catalyst precursors for efficient living ring-opening
 polymerisation of \e-caprolactone
;
_journal_issue                   30
_journal_name_full               'Dalton Transactions'
_journal_page_first              3978
_journal_page_last               3988
_journal_paper_doi               10.1039/b801561a
_journal_year                    2008
_chemical_formula_moiety         'C22 H30 Al N O '
_chemical_formula_sum            'C22 H30 Al N O'
_chemical_formula_weight         351.47
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_cell_angle_alpha                90.0000
_cell_angle_beta                 107.7934(18)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            8
_cell_length_a                   34.0799(16)
_cell_length_b                   8.8107(3)
_cell_length_c                   15.1777(6)
_cell_measurement_reflns_used    13002
_cell_measurement_temperature    243.1
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.0
_cell_volume                     4339.4(3)
_computing_cell_refinement       PROCESS-AUTO
_computing_data_collection       PROCESS-AUTO
_computing_data_reduction        CrystalStructure
_computing_publication_material  'CrystalStructure 3.8'
_computing_structure_refinement  CRYSTALS
_computing_structure_solution    SIR92
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.041
_diffrn_reflns_limit_h_max       44
_diffrn_reflns_limit_h_min       -44
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            20662
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_exptl_absorpt_coefficient_mu    0.102
_exptl_absorpt_correction_T_max  0.986
_exptl_absorpt_correction_T_min  0.713
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Higashi, T. (1995). Program for Absorption Correction.
Rigaku Corporation, Tokyo, Japan.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.076
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1520.00
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.16
_refine_diff_density_min         -0.16
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    refall
_refine_ls_number_parameters     256
_refine_ls_number_reflns         2742
_refine_ls_R_factor_gt           0.0430
_refine_ls_shift/su_max          0.0000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[0.0027Fo^2^ + 1.0000\s(Fo^2^)]/(4Fo^2^)'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.1333
_reflns_number_gt                2720
_reflns_number_total             4947
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            b801561a.txt
_cod_data_source_block           '_Liu_07-2-8-1'
_cod_original_cell_volume        4339.3(3)
_cod_original_formula_sum        'C22 H30 Al N O '
_cod_database_code               7003951