(2<i>R</i>,3<i>S</i>,4<i>R</i>)-1,2,4,5-Tetraacetoxy-3-methoxypentyl acetate
V. Valdivia, Verónica; Sosa-Rivadeneyra, Martha; Quintero, Leticia; Bernès, Sylvain; Acta Crystallographica Section E 61 (2005) o1643–o1645; doi:10.1107/S1600536805013036

data_2205965
_publ_section_title
;
 (2<i>R</i>,3<i>S</i>,4<i>R</i>)-1,2,4,5-Tetraacetoxy-3-methoxypentyl
 acetate
;
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1643
_journal_page_last               o1645
_journal_paper_doi               10.1107/S1600536805013036
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C16 H24 O11'
_chemical_formula_moiety         'C16 H24 O11'
_chemical_formula_sum            'C16 H24 O11'
_chemical_formula_weight         392.35
_chemical_melting_point          376
_chemical_name_systematic
;
(2R,3S,4R)-1,2,4,5-Tetraacetoxy-3-methoxypentyl acetate
;
_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           SHELXTL-Plus
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.2148(8)
_cell_length_b                   14.310(2)
_cell_length_c                   16.8160(17)
_cell_measurement_reflns_used    70
_cell_measurement_temperature    296.0(10)
_cell_measurement_theta_max      12.51
_cell_measurement_theta_min      4.60
_cell_volume                     1976.8(4)
_computing_cell_refinement       XSCANS
_computing_data_collection       'XSCANS (Siemens, 1996)'
_computing_data_reduction        XSCANS
_computing_molecular_graphics    SHELXTL-Plus
_computing_publication_material  SHELXTL-Plus
_computing_structure_refinement  SHELXTL-Plus
_computing_structure_solution    'SHELXTL-Plus (Sheldrick, 1998)'
_diffrn_ambient_temperature      296.0(10)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       2\q/\w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0192
_diffrn_reflns_av_sigmaI/netI    0.0278
_diffrn_reflns_limit_h_max       3
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       1
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       1
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            4047
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.87
_diffrn_standards_decay_%        1
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.113
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.318
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             832
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.48
_exptl_crystal_size_min          0.34
_refine_diff_density_max         0.144
_refine_diff_density_min         -0.132
_refine_ls_extinction_coef       0.0147(15)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXTL-Plus
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     281
_refine_ls_number_reflns         2590
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0584
_refine_ls_R_factor_gt           0.0395
_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^)+(0.0532P)^2^+0.1846P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0980
_refine_ls_wR_factor_ref         0.1079
_reflns_number_gt                1919
_reflns_number_total             2590
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hg6181.cif
_cod_data_source_block           I
_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 

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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               2205965
_cod_database_fobs_code          2205965