Synthesis of zirconocene complexes and their use in slurry-phase polymerisation of ethylene
Angpanitcharoen, Phakpoom; Lamb, Jessica V.; Buffet, Jean-Charles; Turner, Zoë R.; O'Hare, Dermot; RSC Advances 11 (2021) 11529–11535; doi:10.1039/D1RA01912K

data_7242490
_publ_section_title
;
 Synthesis of zirconocene complexes and their use in slurry-phase
 polymerisation of ethylene
;
_journal_issue                   19
_journal_name_full               'RSC Advances'
_journal_page_first              11529
_journal_page_last               11535
_journal_paper_doi               10.1039/D1RA01912K
_journal_volume                  11
_journal_year                    2021
_chemical_formula_moiety         'C20 H22'
_chemical_formula_sum            'C20 H22'
_chemical_formula_weight         262.37
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014
_audit_update_record
;
2021-01-22 deposited with the CCDC.	2021-03-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.656(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.85320(10)
_cell_length_b                   24.6468(5)
_cell_length_c                   10.7323(2)
_cell_measurement_reflns_used    8132
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      75.3520
_cell_measurement_theta_min      3.5480
_cell_volume                     1526.34(5)
_computing_cell_refinement       'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_computing_molecular_graphics
;
ORTEP3 for Windows. Farrugia, L. J. J. Appl. Cryst. 1997, 30, 565.
;
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution
;
SUPERFLIP. 
Palatinus, L.; Chapuis, G. J. Appl. Cryst. 2007, 40, 786-790.
;
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.0(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 10.4102
_diffrn_detector_type            Atlas
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0218
_diffrn_reflns_av_unetI/netI     0.0121
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            18492
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         74.500
_diffrn_reflns_theta_min         3.587
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.475
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.85701
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.41 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.142
_exptl_crystal_description       block
_exptl_crystal_F_000             568
_exptl_crystal_size_max          0.245
_exptl_crystal_size_mid          0.110
_exptl_crystal_size_min          0.084
_refine_diff_density_max         0.249
_refine_diff_density_min         -0.175
_refine_diff_density_rms         0.037
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.069
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     186
_refine_ls_number_reflns         3125
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.0564
_refine_ls_R_factor_gt           0.0494
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0715P)^2^+0.6127P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1467
_refine_ls_wR_factor_ref         0.1530
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2691
_reflns_number_total             3125
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1ra01912k2.cif
_cod_data_source_block           045ZRT16
_cod_original_cell_volume        1526.33(5)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7242490
_shelx_estimated_absorpt_t_min   0.893
_shelx_estimated_absorpt_t_max   0.961
_shelxl_version_number           2014-3
_shelx_res_checksum              5328