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_7003957
_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         '6(C24 H37 Al2 N O), C6 '
_chemical_formula_sum            'C150 H222 Al12 N6 O6'
_chemical_formula_weight         2529.22
_space_group_IT_number           148
_symmetry_cell_setting           trigonal
_symmetry_Int_Tables_number      148
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_audit_creation_date             2007-04-08
_audit_creation_method           'by CrystalStructure 3.8'
_cell_angle_alpha                90.0000
_cell_angle_beta                 90.0000
_cell_angle_gamma                120.0000
_cell_formula_units_Z            3
_cell_length_a                   38.5672(11)
_cell_length_b                   38.5672(11)
_cell_length_c                   9.3498(3)
_cell_measurement_temperature    243.1
_cell_volume                     12044.0(6)
_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    'DIRDIF99 (PATTY)'
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_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  0.040
_diffrn_reflns_limit_h_max       49
_diffrn_reflns_limit_h_min       -49
_diffrn_reflns_limit_k_max       49
_diffrn_reflns_limit_k_min       -49
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            58936
_diffrn_reflns_theta_full        27.42
_diffrn_reflns_theta_max         27.42
_exptl_absorpt_coefficient_mu    0.123
_exptl_absorpt_correction_T_max  0.983
_exptl_absorpt_correction_T_min  0.818
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.046
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4104.00
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.29
_refine_diff_density_min         -0.18
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.013
_refine_ls_hydrogen_treatment    refall
_refine_ls_number_parameters     299
_refine_ls_number_reflns         3181
_refine_ls_R_factor_gt           0.0399
_refine_ls_shift/su_max          0.0000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[0.0011Fo^2^ + 1.0000\s(Fo^2^)]/(4Fo^2^)'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.1007
_reflns_number_gt                3155
_reflns_number_total             6067
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            b801561a.txt
_cod_data_source_block           '_Liu_07-2-9-1'
_cod_original_sg_symbol_H-M      'R -3:H'
_cod_original_formula_sum        'C150 H222 Al12 N6 O6 '
_cod_database_code               7003957