Efficient copolymerization of ethylene with norbornene and its derivatives using half-metallocene zirconium(IV) catalysts
Li, Yulian; Yang, Jixing; Wang, Bin; Li, Yuesheng; RSC Adv.  (2016) –; doi:10.1039/C6RA11501B

data_7225556
_publ_section_title
;
 Efficient copolymerization of ethylene with norbornene and its
 derivatives using half-metallocene zirconium(IV) catalysts
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C6RA11501B
_journal_year                    2016
_chemical_formula_sum            'C35 H42 Cl2 F O2 P Zr'
_chemical_formula_weight         706.77
_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
_audit_update_record
;
2016-04-21 deposited with the CCDC.
2016-06-15 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 108.4900(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   18.2887(9)
_cell_length_b                   27.7326(14)
_cell_length_c                   15.9855(8)
_cell_measurement_reflns_used    13552
_cell_measurement_temperature    187(2)
_cell_measurement_theta_max      25.03
_cell_measurement_theta_min      1.38
_cell_volume                     7689.2(7)
_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      187(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX 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  0.0500
_diffrn_reflns_av_sigmaI/netI    0.0586
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -32
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            38035
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.38
_exptl_absorpt_coefficient_mu    0.497
_exptl_absorpt_correction_T_max  0.9473
_exptl_absorpt_correction_T_min  0.8984
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.221
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2928
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.11
_platon_squeeze_details
;
;
_refine_diff_density_max         2.517
_refine_diff_density_min         -0.624
_refine_diff_density_rms         0.100
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.995
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     769
_refine_ls_number_reflns         13552
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      0.996
_refine_ls_R_factor_all          0.0780
_refine_ls_R_factor_gt           0.0552
_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^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1524
_refine_ls_wR_factor_ref         0.1650
_reflns_number_gt                9485
_reflns_number_total             13552
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ra11501b2.cif
_cod_data_source_block           z147
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 4268 2015-11-12 08:31:59Z antanas 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7225556