Tandem vinyl insertion-/ring-opening metathesis copolymerization with ansa-6-[2-(dimesitylboryl)-phenyl]pyrid-2-ylamido zirconium complexes: role of trialkylaluminum and MAO
Wang, Min; Wang, Dongren; Widmann, Laura; Frey, Wolfgang; Buchmeiser, Michael R.; Polym. Chem. 7 (2016) 1987–; doi:10.1039/C6PY00078A

data_1542437
_publ_section_title
;
 Tandem vinyl insertion-/ring-opening metathesis copolymerization with
 ansa-6-[2-(dimesitylboryl)-phenyl]pyrid-2-ylamido zirconium complexes:
 role of trialkylaluminum and MAO
;
_journal_issue                   10
_journal_name_full               'Polym. Chem.'
_journal_page_first              1987
_journal_paper_doi               10.1039/C6PY00078A
_journal_volume                  7
_journal_year                    2016
_chemical_formula_moiety         'C54 H61 B N2 Si Zr'
_chemical_formula_sum            'C54 H61 B N2 Si Zr'
_chemical_formula_weight         868.17
_chemical_name_systematic
; 
 'LZr(Bn)2'
;
_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
;
2015-12-07 deposited with the CCDC.
2016-02-15 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 95.322(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   27.914(2)
_cell_length_b                   16.0147(9)
_cell_length_c                   10.2151(7)
_cell_measurement_reflns_used    3614
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.06
_cell_measurement_theta_min      1.47
_cell_volume                     4546.8(5)
_computing_cell_refinement       'Bruker APEXII Software Suite, 2008'
_computing_data_collection       'Bruker APEXII Software Suite, 2008'
_computing_data_reduction        'Bruker APEXII Software Suite, 2008'
_computing_molecular_graphics    'SHELXTL-plus, XP (Sheldtick, 1991)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker Kappa APEXII Duo'
_diffrn_measurement_method       'Omega + Phi Scans'
_diffrn_radiation_monochromator  Triumph
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1167
_diffrn_reflns_av_sigmaI/netI    0.1740
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            29530
_diffrn_reflns_theta_full        25.06
_diffrn_reflns_theta_max         25.06
_diffrn_reflns_theta_min         1.47
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.307
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6702
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Blessing, 1995'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.268
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1832
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.901
_refine_diff_density_min         -0.892
_refine_diff_density_rms         0.099
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     544
_refine_ls_number_reflns         8047
_refine_ls_number_restraints     36
_refine_ls_restrained_S_all      1.099
_refine_ls_R_factor_all          0.2007
_refine_ls_R_factor_gt           0.0651
_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^)+(0.0397P)^2^+0.9000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1143
_refine_ls_wR_factor_ref         0.1337
_reflns_number_gt                3614
_reflns_number_total             8047
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6py00078a2.cif
_cod_data_source_block           buch106
_cod_depositor_comments
'Adding full bibliography for 1542436--1542438.cif.'
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               1542437