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_4064068
_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_formula_sum            'C38 H44 Cl2 Hf'
_chemical_formula_weight         750.12
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                98.660(10)
_cell_angle_beta                 97.850(10)
_cell_angle_gamma                91.230(10)
_cell_formula_units_Z            4
_cell_length_a                   11.5420(10)
_cell_length_b                   13.2190(10)
_cell_length_c                   22.043(3)
_cell_measurement_temperature    110(1)
_cell_volume                     3290.6(6)
_computing_cell_refinement
'CrysAlis RED, Oxford Diffraction Ltd.,Version 1.171.26'
_computing_data_collection
'CrysAlis CCD, Oxford Diffraction Ltd.,Version 1.171.26'
_computing_data_reduction
'CrysAlis RED, Oxford Diffraction Ltd.,Version 1.171.26'
_computing_molecular_graphics    'PLATON_(Spek, 1998)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-97_(Altomare & al., 1998)'
_diffrn_ambient_temperature      110(2)
_diffrn_detector_area_resol_mean 19.64
_diffrn_measured_fraction_theta_full 0.918
_diffrn_measured_fraction_theta_max 0.918
_diffrn_measurement_device_type  'CCD Saphire 3 Xcalibur'
_diffrn_measurement_method       'omega scan'
_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  0.0308
_diffrn_reflns_av_sigmaI/netI    0.0399
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            44214
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.63
_exptl_absorpt_coefficient_mu    3.357
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.514
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1512
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.592
_refine_diff_density_min         -0.516
_refine_diff_density_rms         0.088
_refine_ls_extinction_coef       0.00046(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.881
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     740
_refine_ls_number_reflns         13182
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.881
_refine_ls_R_factor_all          0.0410
_refine_ls_R_factor_gt           0.0199
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0223P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0419
_refine_ls_wR_factor_ref         0.0443
_reflns_number_gt                9044
_reflns_number_total             13182
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             4063376
_cod_data_source_file            om100897j_si_001.cif
_cod_data_source_block           kir349cis_complex_syn4a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

 Updated bibliographic information.

 Antanas Vaitkus,
 2019-09-24

 Marked entry as a duplicate of entry 4063376.

 Antanas Vaitkus,
 2019-09-24
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4064068