Intermolecular Interactions in (Arene)chromium Carbonyl Compounds: Prediction of Chiral Crystal Packing from Racemate Structure
Susan E. Gibson; Hasim Ibrahim; Jonathan W. Steed; Journal of the American Chemical Society 124 (2002) 5109–5116; doi:10.1021/ja012141m

data_4114777
_publ_section_title
;
 Intermolecular Interactions in (Arene)chromium Carbonyl Compounds:
 Prediction of Chiral Crystal Packing from Racemate Structure
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              5109
_journal_page_last               5116
_journal_paper_doi               10.1021/ja012141m
_journal_volume                  124
_journal_year                    2002
_chemical_formula_sum            'C32.5 H31 Cl Cr2 O8'
_chemical_formula_weight         689.02
_chemical_name_systematic
; 
 ? 
;
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                77.804(3)
_cell_angle_beta                 89.098(3)
_cell_angle_gamma                89.761(2)
_cell_formula_units_Z            4
_cell_length_a                   12.7753(6)
_cell_length_b                   13.2878(6)
_cell_length_c                   18.6941(8)
_cell_measurement_temperature    120(2)
_cell_volume                     3101.4(2)
_computing_cell_refinement       DENZO-SMN
_computing_data_collection       'Nonius Collect'
_computing_data_reduction        DENZO-SMN
_computing_molecular_graphics    'XSeed (Barbour, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       '1.4o phi+omega frames'
_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  0.0580
_diffrn_reflns_av_sigmaI/netI    0.0935
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            18869
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.59
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.837
_exptl_absorpt_correction_T_max  0.9210
_exptl_absorpt_correction_T_min  0.8504
_exptl_absorpt_correction_type   Scalepack
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.476
_exptl_crystal_description       plate
_exptl_crystal_F_000             1420
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.188
_refine_diff_density_min         -1.347
_refine_diff_density_rms         0.116
_refine_ls_extinction_coef       0.0046(7)
_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   1.034
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     792
_refine_ls_number_reflns         12120
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.1145
_refine_ls_R_factor_gt           0.0773
_refine_ls_shift/su_max          0.092
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0811P)^2^+10.1910P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1775
_refine_ls_wR_factor_ref         0.1975
_reflns_number_gt                8606
_reflns_number_total             12120
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja012141m_6.cif
_cod_data_source_block           h130f4
_cod_original_formula_sum        'C32.50 H31 Cl Cr2 O8'
_cod_database_code               4114777