Synthesis and Structure of Amino-Functionalized Cyclopentadienyl Vanadium Complexes and Evaluation of Their Butadiene Polymerization Behavior
Bradley, Sam; Camm, Kenneth D.; Furtado, Stephen J.; Gott, Andrew L.; McGowan, Patrick C.; Podesta, Thomas J.; Thornton-Pett, Mark; Organometallics 21 (2002) 3443–; doi:10.1021/om020170f

data_4076876
_publ_section_title
;
 Synthesis and Structure of Amino-Functionalized Cyclopentadienyl Vanadium
 Complexes and Evaluation of Their Butadiene Polymerization Behavior
;
_journal_issue                   16
_journal_name_full               Organometallics
_journal_page_first              3443
_journal_paper_doi               10.1021/om020170f
_journal_volume                  21
_journal_year                    2002
_chemical_formula_sum            'C11 H16 Cl2 Cr N'
_chemical_formula_weight         285.15
_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
_cell_angle_alpha                90
_cell_angle_beta                 98.0140(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.89940(10)
_cell_length_b                   12.6044(2)
_cell_length_c                   12.0900(3)
_cell_measurement_temperature    150(2)
_cell_volume                     1192.01(4)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1996)'
_computing_data_collection
'DENZO-SMN and COLLECT (Otwinowski & Minor, 1996)'
_computing_data_reduction
'DENZO-SMN and COLLECT (Otwinowski & Minor, 1996)'
_computing_molecular_graphics    ORTEX
_computing_publication_material  'WinCIF (Thornton-Pett, 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1999)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1986)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type
'Nonius KappaCCD area-detector diffractometer'
_diffrn_radiation_detector       'CCD plate'
_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  0.0547
_diffrn_reflns_av_sigmaI/netI    0.0311
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            22221
_diffrn_reflns_theta_full        26
_diffrn_reflns_theta_max         26
_diffrn_reflns_theta_min         3.23
_exptl_absorpt_coefficient_mu    1.373
_exptl_absorpt_correction_T_max  0.96
_exptl_absorpt_correction_T_min  0.7166
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
?
;
_exptl_crystal_colour            Blue
_exptl_crystal_density_diffrn    1.589
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             588
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.336
_refine_diff_density_min         -0.539
_refine_diff_density_rms         0.132
_refine_ls_extinction_coef       0.0055(10)
_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   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     137
_refine_ls_number_reflns         2348
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0308
_refine_ls_R_factor_gt           0.0248
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0358P)^2^+0.4651P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0645
_refine_ls_wR_factor_ref         0.0668
_reflns_number_gt                2151
_reflns_number_total             2348
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om020170f.cif
_cod_data_source_block           kccr
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4076876