Phenolate Substituent Effects on Ring-Opening Polymerization of ε-Caprolactone by Aluminum Complexes Bearing 2-(Phenyl-2-olate)-6-(1-amidoalkyl)pyridine Pincers
Alkarekshi, Wafaa; Armitage, Andrew P.; Boyron, Olivier; Davies, Christopher J.; Govere, Matifadza; Gregory, Andrew; Singh, Kuldip; Solan, Gregory A.; Organometallics 32 (2013) 249–; doi:10.1021/om301057d

data_4079926
_publ_section_title
;
 Phenolate Substituent Effects on Ring-Opening Polymerization of
 \e-Caprolactone by Aluminum Complexes Bearing
 2-(Phenyl-2-olate)-6-(1-amidoalkyl)pyridine Pincers
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              249
_journal_paper_doi               10.1021/om301057d
_journal_volume                  32
_journal_year                    2013
_chemical_formula_moiety         'C33 H48 Al2 N2 O2'
_chemical_formula_sum            'C33 H48 Al2 N2 O2'
_chemical_formula_weight         558.69
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.969(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.249(8)
_cell_length_b                   14.679(9)
_cell_length_c                   15.866(9)
_cell_measurement_reflns_used    6297
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.11
_cell_measurement_theta_min      2.35
_cell_volume                     3318(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0479
_diffrn_reflns_av_sigmaI/netI    0.0402
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            23535
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.43
_exptl_absorpt_coefficient_mu    0.117
_exptl_absorpt_correction_T_max  0.928
_exptl_absorpt_correction_T_min  0.671
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
;
absorption correction based on 11308 reflections (SADABS); Rint 0.045 before
correction and 0.042 after.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.118
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1208
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.274
_refine_diff_density_min         -0.251
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     364
_refine_ls_number_reflns         5846
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0558
_refine_ls_R_factor_gt           0.0460
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0686P)^2^+0.5792P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1208
_refine_ls_wR_factor_ref         0.1267
_reflns_number_gt                4852
_reflns_number_total             5846
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om301057d_si_002.cif
_cod_data_source_block           03197
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4079926