Synthesis and Structure of Spirocyclic Tetraethers Derived from [1,1'-Binaphthalene]-2,2'-diol and Pentaerythritol
Tao Tu; Thierry Maris; James D. Wuest; Journal of Organic Chemistry 73 (2008) 5255–5263; doi:10.1021/jo800215w

data_4023527
_publ_section_title
;
 Synthesis and Structure of Spirocyclic Tetraethers Derived from
 [1,1'-Binaphthalene]-2,2'-diol and Pentaerythritol
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              5255
_journal_page_last               5263
_journal_paper_doi               10.1021/jo800215w
_journal_volume                  73
_journal_year                    2008
_chemical_absolute_configuration rmad
_chemical_compound_source        'Synthesized by the authors. See text'
_chemical_formula_moiety         'C45 H24 Br8 O4 , C6 H14, 2(C H2 Cl2)'
_chemical_formula_sum            'C53 H42 Br8 Cl4 O4'
_chemical_formula_weight         1523.95
_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            4
_cell_length_a                   11.2577(4)
_cell_length_b                   16.6181(6)
_cell_length_c                   28.4719(11)
_cell_measurement_reflns_used    48815
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      68.89
_cell_measurement_theta_min      2.66
_cell_volume                     5326.6(3)
_computing_cell_refinement       'SMART (Bruker, 2003)'
_computing_data_collection       'SMART (Bruker, 2003)'
_computing_data_reduction        'SAINT (Bruker, 2004)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  'UdMX (local program)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 5.5
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker Smart 6000'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  'Montel 200 optics'
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.040
_diffrn_reflns_av_sigmaI/netI    0.0213
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            57351
_diffrn_reflns_theta_full        69.12
_diffrn_reflns_theta_max         69.12
_diffrn_reflns_theta_min         3.08
_exptl_absorpt_coefficient_mu    9.415
_exptl_absorpt_correction_T_max  0.6200
_exptl_absorpt_correction_T_min  0.5300
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (Sheldrick,1996)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.900
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2960
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.05
_refine_diff_density_max         2.029
_refine_diff_density_min         -2.007
_refine_diff_density_rms         0.177
_refine_ls_abs_structure_details 'Flack H D (1983), 4298 Friedel Pairs'
_refine_ls_abs_structure_Flack   0.02(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     611
_refine_ls_number_reflns         9813
_refine_ls_number_restraints     57
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.0518
_refine_ls_R_factor_gt           0.0517
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0913P)^2^+30.4737P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1452
_refine_ls_wR_factor_ref         0.1454
_reflns_number_gt                9802
_reflns_number_total             9813
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            jo800215w-File002.cif
_cod_data_source_block           jiw959
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_database_code               4023527