Synthesis and Coordination Chemistry of an Enantiomerically Pure Pentadienyl Ligand
Fecker, Ann Christin; Glückner, Andreas; Daniliuc, Constantin G.; Freytag, Matthias; Jones, Peter G.; Walter, Marc D.; Organometallics 32 (2013) 874–; doi:10.1021/om301189g

data_4080017
_publ_section_title
;
 Synthesis and Coordination Chemistry of an Enantiomerically Pure
 Pentadienyl Ligand
;
_journal_issue                   3
_journal_name_full               Organometallics
_journal_page_first              874
_journal_paper_doi               10.1021/om301189g
_journal_volume                  32
_journal_year                    2013
_chemical_absolute_configuration ad
_chemical_formula_sum            'C26 H38 Cr'
_chemical_formula_weight         402.56
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   12.0216(2)
_cell_length_b                   14.8368(2)
_cell_length_c                   24.5563(2)
_cell_measurement_reflns_used    69552
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      75.7595
_cell_measurement_theta_min      3.4775
_cell_volume                     4379.91(10)
_computing_cell_refinement
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
;
_computing_data_collection
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
;
_computing_data_reduction
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
;
_computing_molecular_graphics    'BRUKER XP'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.3543
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Xcalibur, Atlas, Nova'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'Nova (Cu) X-ray Source'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0331
_diffrn_reflns_av_sigmaI/netI    0.0133
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            84454
_diffrn_reflns_theta_full        74.47
_diffrn_reflns_theta_max         74.47
_diffrn_reflns_theta_min         3.48
_exptl_absorpt_coefficient_mu    4.322
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.73098
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET) 
(compiled Jan 20 2011,15:58:25) 
;
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.221
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1744
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.180
_refine_diff_density_min         -0.259
_refine_diff_density_rms         0.038
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.0022(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     563
_refine_ls_number_reflns         8931
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0199
_refine_ls_R_factor_gt           0.0197
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0327P)^2^+0.7645P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0521
_refine_ls_wR_factor_ref         0.0522
_reflns_number_gt                8859
_reflns_number_total             8931
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om301189g_si_002.cif
_cod_data_source_block           complex7
_cod_database_code               4080017