Chiral-at-ansa-Bridged Group 4 Metallocene Complexes {(R1R2C)-(3,6-tBu2Flu)(3-R3-5-Me-C5H2)}MCl2: Synthesis, Structure, Stereochemistry, and Use in Highly Isoselective Propylene Polymerization
Kirillov, Evgeny; Marquet, Nicolas; Bader, Manuela; Razavi, Abbas; Belia, Vincenzo; Hampel, Frank; Roisnel, Thierry; Gladysz, John A.; Carpentier, Jean-François; Organometallics 30 (2011) 263–272; doi:10.1021/om100897j

data_4063375
_publ_section_title
;
 Chiral-at-ansa-Bridged Group 4 Metallocene Complexes
 {(R1R2C)-(3,6-tBu2Flu)(3-R3-5-Me-C5H2)}MCl2: Synthesis, Structure,
 Stereochemistry, and Use in Highly Isoselective Propylene Polymerization
;
_journal_coden_ASTM              ORGND7
_journal_issue                   2
_journal_name_full               Organometallics
_journal_page_first              263
_journal_page_last               272
_journal_paper_doi               10.1021/om100897j
_journal_volume                  30
_journal_year                    2011
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C38 H44 Cl2 Hf1'
_chemical_formula_sum            'C38 H44 Cl2 Hf'
_chemical_formula_weight         750.12
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2007-09-20T15:06:44-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 101.670(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.0044(8)
_cell_length_b                   26.201(2)
_cell_length_c                   11.5564(9)
_cell_measurement_reflns_used    7850
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.55
_cell_measurement_theta_min      2.46
_cell_measurement_wavelength     0.71073
_cell_volume                     3263.1(4)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'APEXII, Bruker-AXS'
_diffrn_measurement_method       'CCD rotation images, thin slices'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.059
_diffrn_reflns_av_unetI/netI     0.0454
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -34
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            32344
_diffrn_reflns_theta_full        27.55
_diffrn_reflns_theta_max         27.55
_diffrn_reflns_theta_min         2.38
_exptl_absorpt_coefficient_mu    3.386
_exptl_absorpt_correction_T_max  0.218
_exptl_absorpt_correction_T_min  0.135
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
  [Sheldrick, G.M. (2002). SADABS Bruker AXS Inc., Madison, Wisconsin, USA]
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.527
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1512
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.5
_exptl_crystal_size_min          0.45
_refine_diff_density_max         4.181
_refine_diff_density_min         -2.495
_refine_diff_density_rms         0.159
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     370
_refine_ls_number_reflns         7489
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0443
_refine_ls_R_factor_gt           0.0402
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0658P)^2^+4.7934P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1048
_refine_ls_wR_factor_ref         0.108
_reflns_number_gt                6753
_reflns_number_total             7489
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om100897j_si_001.cif
_cod_data_source_block           job_complex_anti4a
_cod_depositor_comments
;
 Updated bibliographic information.

 Antanas Vaitkus,
 2019-09-24
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4063375