2,3;5,6-Di-<i>O</i>-isopropylidene-1-<i>O</i>-(2-phenylacetyl)-α-<small>D</small>-mannofuranose
Sacui, Iulia A.; Norris, Peter; Zeller, Matthias; Acta Crystallographica Section E 66 (2010) o2341–; doi:10.1107/S1600536810032368

data_2227283
_publ_section_title
;
 2,3;5,6-Di-<i>O</i>-isopropylidene-1-<i>O</i>-(2-phenylacetyl)-\a-<small>D</small>-mannofuranose
;
_journal_coeditor_code           BV2157
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2341
_journal_paper_doi               10.1107/S1600536810032368
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C20 H26 O7'
_chemical_formula_moiety         'C20 H26 O7'
_chemical_formula_sum            'C20 H26 O7'
_chemical_formula_weight         378.41
_chemical_name_systematic
;
2,3;5,6-Di-<i>O</i>-isopropylidene-1-<i>O</i>-(2-phenylacetyl)-
\a-<i>D</i>-mannofuranose
;
_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           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.6174(3)
_cell_length_b                   13.0946(8)
_cell_length_c                   25.2021(15)
_cell_measurement_reflns_used    9604
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.43
_cell_measurement_theta_min      2.88
_cell_volume                     1853.81(19)
_computing_cell_refinement       'SAINT-Plus (Bruker, 2003)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        'SAINT-Plus (Bruker, 2003)'
_computing_molecular_graphics
;
SHELXTL (Sheldrick, 2008) and Mercury (Macrae <i>et al.</i>,
2008)
;
_computing_publication_material
'SHELXTL (Sheldrick, 2008) and publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX CCD'
_diffrn_measurement_method       \w
_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  0.0399
_diffrn_reflns_av_sigmaI/netI    0.0219
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            18953
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         1.62
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.102
_exptl_absorpt_correction_T_max  0.988
_exptl_absorpt_correction_T_min  0.812
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS in SAINT-Plus; Bruker, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.356
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             808
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.370
_refine_diff_density_min         -0.258
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.331
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     248
_refine_ls_number_reflns         2668
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.331
_refine_ls_R_factor_all          0.0508
_refine_ls_R_factor_gt           0.0505
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0345P)^2^+1.2578P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1171
_refine_ls_wR_factor_ref         0.1173
_reflns_number_gt                2652
_reflns_number_total             2668
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bv2157.cif
_cod_data_source_block           I
_cod_database_code               2227283
_cod_database_fobs_code          2227283