From Common Carbohydrates to Enantiopure Cyclooctane Polyols and Glycomimetics via Deoxygenative Zirconocene Ring Contraction
Leo A. Paquette; Yunlong Zhang; Journal of Organic Chemistry 71 (2006) 4353–4363; doi:10.1021/jo051989g

data_4021708
_publ_section_title
;
 From Common Carbohydrates to Enantiopure Cyclooctane Polyols and
 Glycomimetics via Deoxygenative Zirconocene Ring Contraction
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              4353
_journal_page_last               4363
_journal_paper_doi               10.1021/jo051989g
_journal_volume                  71
_journal_year                    2006
_chemical_absolute_configuration syn
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C9 H18 O5'
_chemical_formula_sum            'C9 H18 O5'
_chemical_formula_weight         206.23
_chemical_name_common            'Paquette 1404'
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2005-09-16T16:54:15-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 91.434(11)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   5.000(1)
_cell_length_b                   9.130(2)
_cell_length_c                   10.483(3)
_cell_measurement_reflns_used    1170
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      2.037
_cell_measurement_wavelength     0.71073
_cell_volume                     478.4(2)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'phi and omega scans'
_diffrn_orient_matrix_type       'by Nonius Collect from scalepack cell'
_diffrn_orient_matrix_UB_11      -0.127436
_diffrn_orient_matrix_UB_12      0.501545E-1
_diffrn_orient_matrix_UB_13      0.576348E-1
_diffrn_orient_matrix_UB_21      0.153546
_diffrn_orient_matrix_UB_22      0.330432E-1
_diffrn_orient_matrix_UB_23      0.557888E-1
_diffrn_orient_matrix_UB_31      0.143889E-1
_diffrn_orient_matrix_UB_32      0.915873E-1
_diffrn_orient_matrix_UB_33      -0.516894E-1
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.035
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            9976
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.96
_diffrn_source                   'Enraf Nonius FR590'
_exptl_absorpt_coefficient_mu    0.116
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.432
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             224
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.162
_refine_diff_density_min         -0.256
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     147
_refine_ls_number_reflns         2166
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0471
_refine_ls_R_factor_gt           0.0389
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0490P)^2^+0.0796P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0887
_refine_ls_wR_factor_ref         0.093
_reflns_number_gt                1924
_reflns_number_total             2166
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo051989gsi20050922_044942.cif
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               4021708