Chiral inclusion crystallization of achiral tetrakis( p-halophenyl)ethylenes with achiral guest compounds
Tanaka, Koichi; Fujimoto, Daisuke; Altreuther, A.; Oeser, Thomas; Irngartinger, Hermann; Toda, Fumio; Journal of the Chemical Society, Perkin Transactions 2  (2000) 2115–; doi:10.1039/b003473h

data_7213360
_publ_section_title
;
 Chiral inclusion crystallization of achiral
 tetrakis(&#x200A;p-halophenyl)ethylenes with achiral guest compounds
;
_journal_issue                   10
_journal_name_full
'Journal of the Chemical Society, Perkin Transactions 2'
_journal_page_first              2115
_journal_paper_doi               10.1039/b003473h
_journal_year                    2000
_chemical_formula_sum            'C34 H26 Cl4'
_chemical_formula_weight         576.35
_chemical_name_systematic
;
Tetra-(4-chlorophenyl)ethene p-xylene inclusion compound (3.pXy)
;
_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                90.0
_cell_angle_beta                 90.0
_cell_angle_gamma                90.0
_cell_formula_units_Z            4
_cell_length_a                   8.635(2)
_cell_length_b                   14.707(4)
_cell_length_c                   22.891(12)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      15.9
_cell_measurement_theta_min      10.2
_cell_volume                     2907.0(18)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  NONIUS_CAD4
_diffrn_measurement_method       \w2\q
_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  0.000
_diffrn_reflns_av_sigmaI/netI    0.057
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            3951
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         2.25
_diffrn_standards_decay_%        2
_diffrn_standards_interval_count 100
_diffrn_standards_interval_time  60
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.429
_exptl_absorpt_correction_T_max  0.958
_exptl_absorpt_correction_T_min  0.847
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.317
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1192
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.220
_refine_diff_density_min         -0.293
_refine_diff_density_rms         0.056
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     425
_refine_ls_number_reflns         3951
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.094
_refine_ls_R_factor_gt           0.034
_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^)+(0.0357P)^2^+0.3827P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.071
_refine_ls_wR_factor_ref         0.084
_reflns_number_gt                2636
_reflns_number_total             3951
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b003473hsup1.cif
_cod_data_source_block           732todac
_cod_depositor_comments
;
The following automatic conversions were performed:
'_atom_site_symetry_multiplicity' tag replaced with
'_atom_site_symmetry_multiplicity'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 
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_cod_database_code               7213360