Zinc and Aluminum Complexes Supported by Quinoline-Based N,N,N-Chelate Ligands: Synthesis, Characterization, and Catalysis in the Ring-Opening Polymerization of ε-Caprolactone andrac-Lactide
Ma, Wen-An; Wang, Zhong-Xia; Organometallics 30 (2011) 4364–; doi:10.1021/om200423g

data_4064916
_publ_section_title
;
 Zinc and Aluminum Complexes Supported by Quinoline-Based N,N,N-Chelate
 Ligands: Synthesis, Characterization, and Catalysis in the Ring-Opening
 Polymerization of \e-Caprolactone andrac-Lactide
;
_journal_issue                   16
_journal_name_full               Organometallics
_journal_page_first              4364
_journal_paper_doi               10.1021/om200423g
_journal_volume                  30
_journal_year                    2011
_chemical_formula_sum            'C29 H27 Al N3 P'
_chemical_formula_weight         475.49
_chemical_name_systematic
;
 ?
;
_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_creation_method           SHELXL-97
_cell_angle_alpha                104.816(5)
_cell_angle_beta                 95.061(5)
_cell_angle_gamma                102.460(5)
_cell_formula_units_Z            2
_cell_length_a                   9.749(5)
_cell_length_b                   10.560(5)
_cell_length_c                   18.134(5)
_cell_measurement_reflns_used    8136
_cell_measurement_temperature    291(2)
_cell_measurement_theta_max      69.3668
_cell_measurement_theta_min      2.5457
_cell_volume                     1741.9(13)
_computing_cell_refinement       'CrysAlisPro (Oxford Diffraction Ltd.)'
_computing_data_collection       'CrysAlisPro (Oxford Diffraction Ltd.)'
_computing_data_reduction        'CrysAlisPro (Oxford Diffraction Ltd.)'
_computing_molecular_graphics    'Ortep-3 (L. J. Farrugia, 2001)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      291(2)
_diffrn_detector_area_resol_mean 15.9149
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.978
_diffrn_measurement_device_type  'Gemini S Ultra, Oxford Diffraction'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'Enhance Ultra (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0207
_diffrn_reflns_av_sigmaI/netI    0.0266
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            15087
_diffrn_reflns_theta_full        69.48
_diffrn_reflns_theta_max         69.48
_diffrn_reflns_theta_min         2.55
_exptl_absorpt_coefficient_mu    1.061
_exptl_absorpt_correction_T_max  0.7848
_exptl_absorpt_correction_T_min  0.7276
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Oxford Diffraction Ltd.,
Version 1.171.33.52 (release 06-11-2009 CrysAlis171 .NET)
(compiled Nov  6 2009,16:24:50)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_density_diffrn    0.907
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             500
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.24
_platon_squeeze_details
;
;
_refine_diff_density_max         0.215
_refine_diff_density_min         -0.231
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.004
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     309
_refine_ls_number_reflns         6395
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.004
_refine_ls_R_factor_all          0.0664
_refine_ls_R_factor_gt           0.0578
_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^)+(0.0152P)^2^+2.7500P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1565
_refine_ls_wR_factor_ref         0.1591
_reflns_number_gt                4877
_reflns_number_total             6395
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om200423g_si_001.cif
_cod_data_source_block           3
_cod_database_code               4064916