#------------------------------------------------------------------------------
#$Date: 2016-02-18 14:25:00 +0200 (Thu, 18 Feb 2016) $
#$Revision: 176728 $
#$URL: svn://www.crystallography.net/cod/cif/8/10/17/8101703.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_8101703
loop_
_publ_author_name
'K. Peters'
'E.-M. Peters'
'B. G. Kim'
'T. Linker'
_publ_section_title
;
Crystal structure of ethyl (3aR,4R,5R,6R,7aR)-4,5-diacetoxy-6-acetoxymethyl-
2-oxy-3a,5,6,7a-tetrahydro-4H-pyrano[3,2-d]isoxazole-3-carboxylate, 
C₁₆H₂₁NO₁₁
;
_journal_issue                   1
_journal_name_full
'Zeitschrift für Kristallographie - New Crystal Structures'
_journal_page_first              21
_journal_page_last               22
_journal_volume                  220
_journal_year                    2005
_chemical_formula_sum            'C16 H21 N O11'
_chemical_formula_weight         403.34
_chemical_name_systematic
; 
ethyl (3aR,4R,5R,6R,7aR)-4,5-diacetoxy-6-acetoxymethyl-
2-oxy-3a,5,6,7a-tetrahydro-4H-pyrano[3,2-d]isoxazole-3-carboxylate
;
_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_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 101.59(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.181(1)
_cell_length_b                   11.604(2)
_cell_length_c                   10.193(1)
_cell_measurement_reflns_used    46
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      12.5
_cell_measurement_theta_min      7.4
_cell_volume                     947.9(2)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker XDISK'
_computing_molecular_graphics    'Bruker XP'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker AXS P4'
_diffrn_measurement_method       'omega 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  0.0675
_diffrn_reflns_av_sigmaI/netI    0.0435
_diffrn_reflns_limit_h_max       1
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5218
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.54
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.121
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.413
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             424
_exptl_crystal_size_max          1.65
_exptl_crystal_size_mid          0.7
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.624
_refine_diff_density_min         -0.333
_refine_diff_density_rms         0.125
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.7(11)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.192
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     257
_refine_ls_number_reflns         4331
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.237
_refine_ls_R_factor_all          0.0716
_refine_ls_R_factor_gt           0.0680
_refine_ls_shift/su_max          2.187
_refine_ls_shift/su_mean         0.129
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[σ²(Fo²)+(0.1094P)²+0.1010P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1721
_refine_ls_wR_factor_ref         0.1770
_reflns_number_gt                3982
_reflns_number_total             4331
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            1267-1433.cff
_cod_data_source_block           lin18
_cod_database_code               8101703
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y+1/2, -z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_calc_flag
_atom_site_refinement_flags
_atom_site_disorder_assembly
_atom_site_disorder_group
C1 C 0.3877(3) 0.1601(3) 0.5691(3) 0.0447(5) Uani 1 2 a d . . .
H1 H 0.4972 0.1458 0.6262 0.080 Uiso 1 2 a calc R . .
C2 C 0.2606(3) 0.1808(3) 0.6602(2) 0.0410(5) Uani 1 2 a d . . .
H2 H 0.3143 0.2185 0.7438 0.080 Uiso 1 2 a calc R . .
C3 C 0.1091(3) 0.2510(3) 0.5885(2) 0.0365(4) Uani 1 2 a d . . .
H3 H 0.0361 0.2006 0.5252 0.080 Uiso 1 2 a calc R . .
O3 O 0.0167(2) 0.2954(2) 0.68343(18) 0.0441(4) Uani 1 2 a d . . .
C4 C 0.1642(3) 0.3510(3) 0.5121(2) 0.0371(4) Uani 1 2 a d . . .
H4 H 0.0665 0.3943 0.4660 0.080 Uiso 1 2 a calc R . .
O4 O 0.2760(2) 0.4264(2) 0.60005(18) 0.0424(4) Uani 1 2 a d . . .
C5 C 0.2575(3) 0.3015(3) 0.4106(2) 0.0423(5) Uani 1 2 a d . . .
H5 H 0.1848 0.2479 0.3514 0.080 Uiso 1 2 a calc R . .
C6 C 0.3181(4) 0.3938(3) 0.3279(3) 0.0498(6) Uani 1 2 a d . . .
H6A H 0.2297 0.4489 0.2963 0.080 Uiso 1 2 a calc R . .
H6B H 0.4120 0.4347 0.3811 0.080 Uiso 1 2 a calc R . .
O6 O 0.3682(3) 0.3373(3) 0.2154(2) 0.0582(5) Uani 1 2 a d . . .
C7 C 0.2156(3) 0.0595(3) 0.6856(3) 0.0488(6) Uani 1 2 a d . . .
N8 N 0.2523(3) -0.0096(3) 0.5933(3) 0.0507(6) Uani 1 2 a d . . .
O8 O 0.2377(3) -0.1125(3) 0.5732(3) 0.0697(7) Uani 1 2 a d . . .
O9 O 0.3286(2) 0.0523(2) 0.5002(2) 0.0519(5) Uani 1 2 a d . . .
O10 O 0.4057(2) 0.2418(2) 0.4772(2) 0.0472(4) Uani 1 2 a d . . .
C11 C 0.1469(5) 0.0127(4) 0.7963(4) 0.0677(9) Uani 1 2 a d . . .
O11 O 0.1110(5) -0.0854(3) 0.8091(4) 0.1061(11) Uani 1 2 a d . . .
O12 O 0.1339(5) 0.0958(3) 0.8819(3) 0.0849(8) Uani 1 2 a d . . .
C13 C 0.0621(10) 0.0614(7) 0.9937(7) 0.1204(19) Uani 1 2 a d U . .
H13A H -0.0456 0.0260 0.9602 0.080 Uiso 1 2 a calc R . .
H13B H 0.1335 0.0038 1.0454 0.080 Uiso 1 2 a calc R . .
C14 C 0.0426(12) 0.1477(9) 1.0730(8) 0.149(3) Uani 1 2 a d U . .
H14A H 0.0101 0.1184 1.1521 0.080 Uiso 1 2 a calc R . .
H14B H -0.0424 0.1986 1.0270 0.080 Uiso 1 2 a calc R . .
H14C H 0.1458 0.1891 1.0978 0.080 Uiso 1 2 a calc R . .
C15 C -0.1323(3) 0.2457(3) 0.6843(3) 0.0479(6) Uani 1 2 a d . . .
O15 O -0.1769(3) 0.1574(3) 0.6305(3) 0.0620(6) Uani 1 2 a d . . .
C16 C -0.2323(5) 0.3165(5) 0.7622(5) 0.0846(13) Uani 1 2 a d . . .
H16A H -0.3122 0.2682 0.7929 0.080 Uiso 1 2 a calc R . .
H16B H -0.2896 0.3762 0.7059 0.080 Uiso 1 2 a calc R . .
H16C H -0.1592 0.3505 0.8378 0.080 Uiso 1 2 a calc R . .
C17 C 0.2096(4) 0.5236(3) 0.6415(3) 0.0444(5) Uani 1 2 a d . . .
O17 O 0.0649(3) 0.5453(3) 0.6177(2) 0.0546(5) Uani 1 2 a d . . .
C18 C 0.3437(5) 0.5992(4) 0.7178(4) 0.0671(9) Uani 1 2 a d . . .
H18A H 0.2994 0.6438 0.7819 0.080 Uiso 1 2 a calc R . .
H18B H 0.3838 0.6499 0.6569 0.080 Uiso 1 2 a calc R . .
H18C H 0.4340 0.5523 0.7637 0.080 Uiso 1 2 a calc R . .
C19 C 0.4210(4) 0.4067(4) 0.1276(3) 0.0585(7) Uani 1 2 a d . . .
O19 O 0.4327(4) 0.5070(3) 0.1398(3) 0.0786(8) Uani 1 2 a d . . .
C20 C 0.4692(8) 0.3388(6) 0.0153(4) 0.0958(15) Uani 1 2 a d . . .
H20A H 0.4707 0.3889 -0.0595 0.080 Uiso 1 2 a calc R . .
H20B H 0.3897 0.2782 -0.0115 0.080 Uiso 1 2 a calc R . .
H20C H 0.5781 0.3061 0.0452 0.080 Uiso 1 2 a calc R . .
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
_geom_angle_publ_flag
O10 C1 O9 109.6(2) . . ?
O10 C1 C2 119.0(2) . . ?
O9 C1 C2 102.90(19) . . ?
O10 C1 H1 108.3 . . ?
O9 C1 H1 108.3 . . ?
C2 C1 H1 108.3 . . ?
C7 C2 C1 100.2(2) . . ?
C7 C2 C3 112.2(2) . . ?
C1 C2 C3 111.8(2) . . ?
C7 C2 H2 110.7 . . ?
C1 C2 H2 110.7 . . ?
C3 C2 H2 110.7 . . ?
O3 C3 C4 108.78(19) . . ?
O3 C3 C2 110.63(19) . . ?
C4 C3 C2 110.79(17) . . ?
O3 C3 H3 108.9 . . ?
C4 C3 H3 108.9 . . ?
C2 C3 H3 108.9 . . ?
C15 O3 C3 116.64(19) . . ?
O4 C4 C3 111.25(18) . . ?
O4 C4 C5 108.08(18) . . ?
C3 C4 C5 107.64(19) . . ?
O4 C4 H4 109.9 . . ?
C3 C4 H4 109.9 . . ?
C5 C4 H4 109.9 . . ?
C17 O4 C4 117.09(19) . . ?
O10 C5 C6 105.3(2) . . ?
O10 C5 C4 110.62(19) . . ?
C6 C5 C4 112.3(2) . . ?
O10 C5 H5 109.5 . . ?
C6 C5 H5 109.5 . . ?
C4 C5 H5 109.5 . . ?
O6 C6 C5 107.3(2) . . ?
O6 C6 H6A 110.3 . . ?
C5 C6 H6A 110.2 . . ?
O6 C6 H6B 110.2 . . ?
C5 C6 H6B 110.3 . . ?
H6A C6 H6B 108.5 . . ?
C19 O6 C6 115.9(2) . . ?
N8 C7 C11 120.2(3) . . ?
N8 C7 C2 110.6(2) . . ?
C11 C7 C2 129.2(3) . . ?
O8 N8 C7 133.7(3) . . ?
O8 N8 O9 115.1(3) . . ?
C7 N8 O9 111.2(2) . . ?
N8 O9 C1 104.85(19) . . ?
C1 O10 C5 117.44(19) . . ?
O11 C11 O12 124.9(4) . . ?
O11 C11 C7 125.6(4) . . ?
O12 C11 C7 109.5(3) . . ?
C11 O12 C13 114.9(4) . . ?
C14 C13 O12 113.2(7) . . ?
C14 C13 H13A 109.3 . . ?
O12 C13 H13A 109.2 . . ?
C14 C13 H13B 108.8 . . ?
O12 C13 H13B 108.5 . . ?
H13A C13 H13B 107.7 . . ?
C13 C14 H14A 109.0 . . ?
C13 C14 H14B 109.4 . . ?
H14A C14 H14B 109.5 . . ?
C13 C14 H14C 110.0 . . ?
H14A C14 H14C 109.5 . . ?
H14B C14 H14C 109.5 . . ?
O15 C15 O3 124.1(2) . . ?
O15 C15 C16 124.8(3) . . ?
O3 C15 C16 111.1(3) . . ?
C15 C16 H16A 109.5 . . ?
C15 C16 H16B 109.4 . . ?
H16A C16 H16B 109.5 . . ?
C15 C16 H16C 109.5 . . ?
H16A C16 H16C 109.5 . . ?
H16B C16 H16C 109.5 . . ?
O17 C17 O4 123.9(2) . . ?
O17 C17 C18 125.5(3) . . ?
O4 C17 C18 110.6(3) . . ?
C17 C18 H18A 109.5 . . ?
C17 C18 H18B 109.5 . . ?
H18A C18 H18B 109.5 . . ?
C17 C18 H18C 109.5 . . ?
H18A C18 H18C 109.5 . . ?
H18B C18 H18C 109.5 . . ?
O19 C19 O6 123.8(3) . . ?
O19 C19 C20 124.9(3) . . ?
O6 C19 C20 111.2(3) . . ?
C19 C20 H20A 109.5 . . ?
C19 C20 H20B 109.5 . . ?
H20A C20 H20B 109.5 . . ?
C19 C20 H20C 109.5 . . ?
H20A C20 H20C 109.5 . . ?
H20B C20 H20C 109.5 . . ?
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
_geom_bond_publ_flag
C1 O10 1.362(3) . ?
C1 O9 1.468(3) . ?
C1 C2 1.545(3) . ?
C1 H1 0.9800 . ?
C2 C7 1.491(4) . ?
C2 C3 1.540(3) . ?
C2 H2 0.9800 . ?
C3 O3 1.438(3) . ?
C3 C4 1.515(3) . ?
C3 H3 0.9800 . ?
O3 C15 1.350(3) . ?
C4 O4 1.441(3) . ?
C4 C5 1.517(3) . ?
C4 H4 0.9800 . ?
O4 C17 1.356(3) . ?
C5 O10 1.442(3) . ?
C5 C6 1.508(4) . ?
C5 H5 0.9800 . ?
C6 O6 1.449(3) . ?
C6 H6A 0.9700 . ?
C6 H6B 0.9700 . ?
O6 C19 1.339(4) . ?
C7 N8 1.316(4) . ?
C7 C11 1.462(4) . ?
N8 O8 1.214(3) . ?
N8 O9 1.429(3) . ?
C11 O11 1.189(5) . ?
C11 O12 1.319(5) . ?
O12 C13 1.439(6) . ?
C13 C14 1.317(11) . ?
C13 H13A 0.9700 . ?
C13 H13B 0.9700 . ?
C14 H14A 0.9600 . ?
C14 H14B 0.9600 . ?
C14 H14C 0.9600 . ?
C15 O15 1.185(4) . ?
C15 C16 1.495(4) . ?
C16 H16A 0.9600 . ?
C16 H16B 0.9600 . ?
C16 H16C 0.9600 . ?
C17 O17 1.187(3) . ?
C17 C18 1.494(4) . ?
C18 H18A 0.9600 . ?
C18 H18B 0.9600 . ?
C18 H18C 0.9600 . ?
C19 O19 1.172(5) . ?
C19 C20 1.506(5) . ?
C20 H20A 0.9600 . ?
C20 H20B 0.9600 . ?
C20 H20C 0.9600 . ?
