Vanadium(iii) phenoxyimine complexes for ethylene or ε-caprolactone polymerization: mononuclear versus binuclear pre-catalysts
Clowes, Lucy; Walton, Mark; Redshaw, Carl; Chao, Yimin; Walton, Alex; Elo, Pertti; Sumerin, Victor; Hughes, David L.; Catal. Sci. Technol. 3 (2013) 152–; doi:10.1039/C2CY20571H

data_1556330
_publ_section_title
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 Vanadium(iii) phenoxyimine complexes for ethylene or \e-caprolactone
 polymerization: mononuclear versus binuclear pre-catalysts
;
_journal_issue                   1
_journal_name_full               'Catal. Sci. Technol.'
_journal_page_first              152
_journal_paper_doi               10.1039/C2CY20571H
_journal_volume                  3
_journal_year                    2013
_chemical_formula_moiety         'C44 H56 N2 O2'
_chemical_formula_structural     (4,6-tBu2-HOC6H2-CH=N-C6H4-CH2-)2
_chemical_formula_sum            'C44 H56 N2 O2'
_chemical_formula_weight         644.91
_chemical_name_common            'Compound L5'
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yab'
_space_group_name_H-M_alt        'P 1 21/a 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'SHELXL-97 and CrysAlis RED'
_cell_angle_alpha                90.00
_cell_angle_beta                 100.851(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   9.6297(3)
_cell_length_b                   12.1792(4)
_cell_length_c                   16.2276(6)
_cell_measurement_temperature    140(1)
_cell_volume                     1869.18(11)
_computing_cell_refinement
;
CrysAlis RED, Oxford Diffraction Ltd., Version 1.171.29.9
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd., Version 1.171.29.9
;
_computing_data_reduction
;
CrysAlis RED, Oxford Diffraction Ltd., Version 1.171.29.9
;
_computing_molecular_graphics    'ORTEP (Johnson, 1976 and Farrugia, 1997)'
_computing_publication_material
'SHELXL-97 (Sheldrick, 2008) and WINGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      140(1)
_diffrn_detector_area_resol_mean 16.0050
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur 3/CCD'
_diffrn_measurement_method       'Thin slice \f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           Mo-K\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1058
_diffrn_reflns_av_sigmaI/netI    0.0849
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            19826
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.18
_exptl_absorpt_coefficient_mu    0.069
_exptl_absorpt_correction_T_max  1.118
_exptl_absorpt_correction_T_min  0.904
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd., Version 1.171.29.9
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.146
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             700
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.158
_refine_diff_density_min         -0.154
_refine_diff_density_rms         0.037
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.926
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     221
_refine_ls_number_reflns         3295
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.926
_refine_ls_R_factor_all          0.1056
_refine_ls_R_factor_gt           0.0498
_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^)+(0.0398P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0835
_refine_ls_wR_factor_ref         0.0958
_reflns_number_gt                1981
_reflns_number_total             3295
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            c2cy20571h.txt
_cod_data_source_block           lucyc2
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
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_cod_original_sg_symbol_H-M      P21/a
_cod_database_code               1556330