Facilely synthesized benzotriazole phenolate zirconium complexes as versatile catalysts for copolymerization of carbon dioxide with cyclohexene oxide and lactide polymerization.
Chuang, Hui-Ju; Ko, Bao-Tsan; Dalton transactions (Cambridge, England : 2003) 44 (2015) 598–607; doi:10.1039/c4dt02774d

data_7032910
_publ_section_title
;
 Facilely synthesized benzotriazole phenolate zirconium complexes as
 versatile catalysts for copolymerization of carbon dioxide with
 cyclohexene oxide and lactide polymerization.
;
_journal_issue                   2
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              598
_journal_page_last               607
_journal_paper_doi               10.1039/c4dt02774d
_journal_volume                  44
_journal_year                    2015
_chemical_formula_moiety         'C44 H60 N8 O2 Zr'
_chemical_formula_sum            'C44 H60 N8 O2 Zr'
_chemical_formula_weight         824.22
_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
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_cell_angle_alpha                105.254(3)
_cell_angle_beta                 93.273(3)
_cell_angle_gamma                99.663(3)
_cell_formula_units_Z            2
_cell_length_a                   10.7550(3)
_cell_length_b                   13.5703(5)
_cell_length_c                   15.8579(6)
_cell_measurement_temperature    120(2)
_cell_volume                     2188.71(14)
_computing_cell_refinement       'Xcalibur, Sapphire3, Gemini'
_computing_data_collection       'Xcalibur, Sapphire3, Gemini'
_computing_data_reduction        'Xcalibur, Sapphire3, Gemini'
_computing_molecular_graphics    'Xcalibur, Sapphire3, Gemini'
_computing_publication_material  'Xcalibur, Sapphire3, Gemini'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.857
_diffrn_measurement_device_type  'Xcalibur, Sapphire3, Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_av_sigmaI/netI    0.0531
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            24509
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         29.28
_diffrn_reflns_theta_min         2.71
_exptl_absorpt_coefficient_mu    0.296
_exptl_absorpt_correction_T_max  0.9598
_exptl_absorpt_correction_T_min  0.9010
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.251
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             872
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.553
_refine_diff_density_min         -0.369
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_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     512
_refine_ls_number_reflns         10241
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.0539
_refine_ls_R_factor_gt           0.0393
_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^)+(0.0360P)^2^+0.8306P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0836
_refine_ls_wR_factor_ref         0.0899
_reflns_number_gt                8489
_reflns_number_total             10241
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt02774d2.cif
_cod_data_source_block           whee200
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2827 2014-09-09 07:05:25Z andrius 

 Adding full bibliography for 7032908--7032911.cif.
;
_cod_original_cell_volume        2188.71(13)
_cod_database_code               7032910