Diastereoselectivity in Epoxidation of Carbohydrate Fused [13]-Macro-dilactones
W. Sean Fyvie; Mark W. Peczuh; Journal of Organic Chemistry 73 (2008) 3626–3629; doi:10.1021/jo800027y

data_4023381
_publ_section_title
;
 Diastereoselectivity in Epoxidation of Carbohydrate Fused
 [13]-Macro-dilactones
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              3626
_journal_page_last               3629
_journal_paper_doi               10.1021/jo800027y
_journal_volume                  73
_journal_year                    2008
_chemical_absolute_configuration syn
_chemical_formula_sum            'C29 H34 O9'
_chemical_formula_weight         526.56
_space_group_IT_number           144
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'P 31'
_symmetry_space_group_name_H-M   'P 31'
_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                120.00
_cell_formula_units_Z            6
_cell_length_a                   12.5890(18)
_cell_length_b                   12.5890(18)
_cell_length_c                   29.785(6)
_cell_measurement_temperature    173(2)
_cell_volume                     4088.1(12)
_computing_cell_refinement       Denzo
_computing_data_collection       'Nonius Collect'
_computing_data_reduction        Denzo
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.979
_diffrn_measured_fraction_theta_max 0.979
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\w scans'
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.1114
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            10841
_diffrn_reflns_theta_full        29.10
_diffrn_reflns_theta_max         29.10
_diffrn_reflns_theta_min         3.31
_exptl_absorpt_coefficient_mu    0.095
_exptl_absorpt_correction_T_max  0.9924
_exptl_absorpt_correction_T_min  0.9859
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.283
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1680
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.214
_refine_diff_density_min         -0.289
_refine_diff_density_rms         0.052
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.7(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     685
_refine_ls_number_reflns         10841
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.1404
_refine_ls_R_factor_gt           0.0626
_refine_ls_shift/su_max          0.025
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0484P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1032
_refine_ls_wR_factor_ref         0.1247
_reflns_number_gt                6193
_reflns_number_total             10841
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo800027y-File004.cif
_cod_data_source_block           mp06
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal' 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 
;
_cod_database_code               4023381