The ring-opening polymerization of ε-caprolactone andl-lactide using aluminum complexes bearing benzothiazole ligands as catalysts
Huang, Yen-Tzu; Wang, Wei-Chu; Hsu, Chun-Pin; Lu, Wei-Yi; Chuang, Wan-Jung; Chiang, Michael Y.; Lai, Yi-Chun; Chen, Hsuan-Ying; Polym. Chem. 7 (2016) 4367–; doi:10.1039/C6PY00569A

data_1543385
_publ_section_title
;
 The ring-opening polymerization of \e-caprolactone andl-lactide using
 aluminum complexes bearing benzothiazole ligands as catalysts
;
_journal_issue                   26
_journal_name_full               'Polym. Chem.'
_journal_page_first              4367
_journal_paper_doi               10.1039/C6PY00569A
_journal_volume                  7
_journal_year                    2016
_chemical_formula_moiety         'C16 H17 Al Br N S'
_chemical_formula_sum            'C16 H17 Al Br N S'
_chemical_formula_weight         362.26
_chemical_name_common            alsnphbr
_chemical_name_systematic        LHBrAlMe3
_chemical_properties_physical    'Air-sensitive, Moisture-sensitive'
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_block_doi                 10.5517/cc1j79sv
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-06-17 deposited with the CCDC.
2016-05-31 downloaded from the CCDC.
;
_cell_angle_alpha                65.706(8)
_cell_angle_beta                 76.457(6)
_cell_angle_gamma                64.524(7)
_cell_formula_units_Z            2
_cell_length_a                   9.7337(5)
_cell_length_b                   9.8376(8)
_cell_length_c                   10.2179(9)
_cell_measurement_reflns_used    2840
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.7720
_cell_measurement_theta_min      4.1470
_cell_volume                     803.12(12)
_computing_cell_refinement
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.37.31 (release 14-01-2014 CrysAlis171 .NET) 
(compiled Jan 14 2014,18:38:05) 
;
_computing_data_collection
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.37.31 (release 14-01-2014 CrysAlis171 .NET) 
(compiled Jan 14 2014,18:38:05) 
;
_computing_data_reduction
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.37.31 (release 14-01-2014 CrysAlis171 .NET) 
(compiled Jan 14 2014,18:38:05) 
;
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 16.0690
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Sapphire3, Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0448
_diffrn_reflns_av_sigmaI/netI    0.0532
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            9640
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         2.67
_exptl_absorpt_coefficient_mu    2.733
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.92782
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.37.31 (release 14-01-2014 CrysAlis171 .NET) 
(compiled Jan 14 2014,18:38:05) 
Empirical absorption correction using spherical harmonics, 
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.498
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       crystal
_exptl_crystal_F_000             368
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.589
_refine_diff_density_min         -0.627
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.023
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         3152
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.0518
_refine_ls_R_factor_gt           0.0385
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0417P)^2^+0.3183P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0846
_refine_ls_wR_factor_ref         0.0908
_reflns_number_gt                2623
_reflns_number_total             3152
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6py00569a2.cif
_cod_data_source_block           alsnphbr
_cod_depositor_comments
'Adding full bibliography for 1543385--1543388.cif.'
_cod_original_cell_volume        803.12(10)
_cod_database_code               1543385