#------------------------------------------------------------------------------
#$Date: 2016-02-14 05:40:26 +0100 (dom 14 de feb de 2016) $
#$Revision: 176432 $
#$URL: svn://www.crystallography.net/cod/cif/2/00/48/2004880.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2004880
loop_
_publ_author_name
'Robinson, P. D.'
'Meyers, C. Y.'
'Kolb, V. M.'
'Colloton, P. A.'
_publ_section_title
;
 First Example of a Crystalline Urazole Nucleoside:
 (1R,2R)-Urazole-α-<small>D</small>-pyranosyl-2-deoxyriboside
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1215
_journal_page_last               1218
_journal_paper_doi               10.1107/S0108270195015873
_journal_volume                  52
_journal_year                    1996
_chemical_formula_sum            'C7 H11 N3 O5'
_chemical_formula_weight         217.18
_chemical_name_systematic
;
1-(2-deoxy-α-D-erythro-pentopyranosyl)
1-(R),2-(R),4-triazolidine-3,5-dione
;
_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'
_cell_angle_alpha                90.0
_cell_angle_beta                 97.20(2)
_cell_angle_gamma                90.0
_cell_formula_units_Z            2
_cell_length_a                   8.539(2)
_cell_length_b                   5.229(6)
_cell_length_c                   10.268(3)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    296
_cell_measurement_theta_max      10.43
_cell_measurement_theta_min      9.18
_cell_volume                     454.9(5)
_computing_cell_refinement       'MSC/AFC Diffractometer Control Software'
_computing_data_collection
;MSC/AFC Diffractometer Control Software (Molecular Structure Corporation,
 1988)
;
_computing_data_reduction
'PROCESS TEXSAN (Molecular Structure Corporation, 1985)'
_computing_molecular_graphics    'ORTEP (Johnson, 1965)'
_computing_publication_material  'FINISH TEXSAN, PLATON (Spek, 1990)'
_computing_structure_refinement  'LS TEXSAN'
_computing_structure_solution    'SHELXS86 (Sheldrick, 1985)'
_diffrn_ambient_temperature      296
_diffrn_measurement_device       'Rigaku AFC5S diffractometer'
_diffrn_measurement_method
'ω/2θ (rate 3° min⁻¹ in ω, 3 reps. max)'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         x-ray_tube
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.022
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            1789
_diffrn_reflns_theta_max         25
_diffrn_reflns_theta_min         1.75
_diffrn_standards_decay_%        0.3
_diffrn_standards_interval_count 100
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.13
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.94
_exptl_absorpt_correction_type
'empirical, \y-scans (North, Phillips & Mathews, 1968)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.585
_exptl_crystal_description       'bladed fragment'
_exptl_crystal_F_000             228
_exptl_crystal_size_max          0.47
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.11
_refine_diff_density_min         -0.16
_refine_ls_abs_structure_details
;
determined from the known absolute chirality of the D-2-deoxyribopyranosyl
moiety.
;
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_obs   1.23
_refine_ls_hydrogen_treatment
'refxyz (H2, H4, H7', H8'), others riding (C-H 0.95\%A)'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     147
_refine_ls_number_reflns         821
_refine_ls_R_factor_obs          0.027
_refine_ls_shift/esd_max         0.0001
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     'w = 4Fₒ²/σ²(Fₒ²)'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_obs         0.029
_reflns_number_observed          821
_reflns_number_total             898
_reflns_observed_criterion       '[I > \s(I)]'
_cod_data_source_file            fg1140.cif
_cod_data_source_block           default
_cod_depositor_comments
;
The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value 'w = 4F~o~^2^/\s^2^(F~o~^2^)' was
changed to 'calc'. New tag '_refine_ls_weighting_details' was
created. The value of the new tag was set to 'w =
4F~o~^2^/\s^2^(F~o~^2^)'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_cell_volume        454.9(8)
_cod_original_sg_symbol_Hall     'P 2y1'
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               2004880
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x,y+1/2,-z
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
O6 0.0391(9) 0.0598(11) 0.0277(8) 0.0051(9) -0.0082(6) 0.0077(10)
O7 0.0478(10) 0.0666(13) 0.0396(9) -0.0217(11) -0.0009(7) 0.0072(11)
N1 0.0308(9) 0.0390(11) 0.0255(8) -0.0016(10) -0.0052(7) 0.0031(10)
N2 0.0354(10) 0.0441(12) 0.0213(9) -0.0056(9) -0.0014(7) 0.0004(9)
N4 0.0296(10) 0.0535(15) 0.0289(10) -0.0096(10) -0.0074(7) -0.0050(11)
C3 0.0285(10) 0.0447(15) 0.0311(11) -0.0014(12) -0.0010(9) -0.0013(13)
C5 0.0241(10) 0.0420(15) 0.0312(12) 0.0084(11) -0.0023(9) -0.0038(11)
O6' 0.0353(8) 0.0291(9) 0.0333(8) -0.0018(7) 0.0037(6) -0.0054(7)
O7' 0.0569(10) 0.0310(9) 0.0295(8) -0.0176(9) 0.0004(7) -0.0008(8)
O8' 0.0487(9) 0.0306(10) 0.0469(10) 0.0007(9) -0.0165(8) -0.0027(10)
C1' 0.0370(11) 0.0270(12) 0.0281(11) 0.0026(10) -0.0010(9) 0.0011(10)
C2' 0.0330(11) 0.0306(13) 0.0310(12) 0.0021(10) -0.0004(9) -0.0030(10)
C3' 0.0452(12) 0.0223(12) 0.0237(10) -0.0039(11) -0.0049(9) 0.0021(10)
C4' 0.0353(11) 0.0349(13) 0.0347(14) -0.0070(12) 0.0061(9) 0.0014(12)
C5' 0.0392(12) 0.0385(15) 0.0352(12) -0.0034(12) 0.0104(9) -0.0052(12)
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_thermal_displace_type
_atom_site_calc_flag
_atom_site_calc_attached_atom
O6 .34628(17) .5429 .49037(13) .0432(5) Uani ? ?
O7 .4127(2) 1.0390(6) .13312(15) .0519(6) Uani ? ?
N1 .2318(2) .5448(6) .27431(16) .0325(5) Uani ? ?
N2 .2373(2) .7213(7) .16998(18) .0340(6) Uani ? ?
N4 .4115(2) .8333(6) .33455(17) .0383(7) Uani ? ?
C3 .3607(2) .8832(7) .2034(2) .0352(7) Uani ? ?
C5 .3328(2) .6316(7) .3790(2) .0329(7) Uani ? ?
O6' -.01648(17) .6263(5) .33418(13) .0326(5) Uani ? ?
O7' -0.2245(2) .0626(6) .08408(15) .0396(5) Uani ? ?
O8' -0.3053(2) .5707(5) .15080(16) .0440(6) Uani ? ?
C1' .0827(3) .4305(7) .29228(19) .0311(7) Uani ? ?
C2' .0047(2) .2999(6) .1700(2) .0319(7) Uani ? ?
C3' -0.1496(3) .1831(6) .1992(2) .0311(7) Uani ? ?
C4' -0.2542(3) .3869(7) .24896(19) .0348(8) Uani ? ?
C5' -0.1633(3) .5227(7) .3642(2) .0371(8) Uani ? ?
H2 .231(3) .659(6) .091(2) .0408 Uiso ? ?
H4 .491(3) .914(6) .382(2) .0459 Uiso ? ?
H1' .1005 .3066 .3601 .0374 Uiso calc C1'
H2'a .0719 .1695 .1443 .0383 Uiso calc C2'
H2'b -0.0155 .4214 .1011 .0383 Uiso calc C2'
H3' -0.1271 .0572 .2656 .0374 Uiso calc C3'
H4' -0.3441 .3071 .2770 .0418 Uiso calc C4'
H5'a -0.2263 .6586 .3904 .0446 Uiso calc C5'
H5'b -0.1420 .4046 .4344 .0446 Uiso calc C5'
H7' -0.254(3) -.082(7) .094(2) .0474 Uiso ? ?
H8' -0.355(3) .497(7) .088(3) .0528 Uiso ? ?
loop_
_atom_type_symbol
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C .002 .002 International_Tables_Vol_IV_Table_2.3.1
H 0 0 International_Tables_Vol_IV_Table_2.3.1
O .008 .006 International_Tables_Vol_IV_Table_2.3.1
N .004 .003 International_Tables_Vol_IV_Table_2.3.1
loop_
_diffrn_standard_refln_index_h
_diffrn_standard_refln_index_k
_diffrn_standard_refln_index_l
-1 1 0
-2 1 1
-2 1 2
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_publ_flag
N2 N1 C5 107.5(2) yes
N2 N1 C1' 118.71(18) yes
C5 N1 C1' 121.17(17) yes
N1 N2 C3 108.17(18) yes
C3 N4 C5 111.4(2) yes
O7 C3 N2 126.8(2) yes
O7 C3 N4 127.8(2) yes
N2 C3 N4 105.4(2) yes
O6 C5 N1 125.7(2) yes
O6 C5 N4 127.9(2) yes
N1 C5 N4 106.4(2) yes
C1' O6' C5' 111.1(2) yes
N1 C1' O6' 107.9(2) yes
N1 C1' C2' 112.7(2) yes
O6' C1' C2' 111.00(19) yes
C1' C2' C3' 108.73(17) yes
O7' C3' C2' 109.01(17) yes
O7' C3' C4' 111.6(2) yes
C2' C3' C4' 110.3(2) yes
O8' C4' C3' 112.16(18) yes
O8' C4' C5' 108.6(2) yes
C3' C4' C5' 109.1(2) yes
O6' C5' C4' 112.76(18) yes
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_publ_flag
O6 C5 1.226(3) yes
O7 C3 1.209(3) yes
N1 N2 1.419(3) yes
N1 C5 1.369(3) yes
N1 C1' 1.439(3) yes
N2 C3 1.362(3) yes
N4 C3 1.387(3) yes
N4 C5 1.360(3) yes
O6' C1' 1.429(3) yes
O6' C5' 1.434(3) yes
O7' C3' 1.419(3) yes
O8' C4' 1.421(3) yes
C1' C2' 1.509(3) yes
C2' C3' 1.516(3) yes
C3' C4' 1.520(4) yes
C4' C5' 1.509(3) yes
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
_geom_torsion_publ_flag
O6 C5 N1 N2 171.8(2) no
O6 C5 N1 C1' 30.7(4) no
O6 C5 N4 C3 -177.9(2) no
O7 C3 N2 N1 170.9(2) no
O7 C3 N4 C5 -175.4(2) no
N1 N2 C3 N4 -9.9(3) no
N1 C5 N4 C3 1.4(3) no
N1 C1' O6' C5' -175.42(16) no
N1 C1' C2' C3' 179.2(2) no
N2 N1 C5 N4 -7.5(2) no
N2 N1 C1' O6' -68.2(2) no
N2 N1 C1' C2' 54.8(3) no
N2 C3 N4 C5 5.4(3) no
N4 C5 N1 C1' -148.7(2) no
C3 N2 N1 C5 11.1(2) no
C3 N2 N1 C1' 153.4(2) no
C5 N1 C1' O6' 68.8(3) no
C5 N1 C1' C2' -168.2(2) no
O6' C1' C2' C3' -59.5(2) no
O6' C5' C4' O8' -67.6(3) no
O6' C5' C4' C3' 54.9(3) no
O7' C3' C2' C1' 179.3(2) no
O7' C3' C4' O8' -54.9(2) no
O7' C3' C4' C5' -175.3(2) no
O8' C4' C3' C2' 66.5(2) no
C1' O6' C5' C4' -58.7(2) no
C1' C2' C3' C4' 56.4(2) no
C2' C1' O6' C5' 60.6(2) no
C2' C3' C4' C5' -53.9(2) no
H7' O7' C3' C2' 131(2) no
H8' O8' C4' C3' 59(2) no
C5 N1 N2 H2 143.2(19) no
H4 N4 C3 O7 0(2) no
H4 N4 C5 N1 -174(2) no
H7' O7' C3' C4' -107(2) no
H8' O8' C4' C5' -180(2) no
C1' N1 N2 H2 -74.6(19) no
H2 N2 C3 O7 38(2) no
H4 N4 C3 N2 -179(2) no
H2 N2 C3 N4 -143(2) no
H4 N4 C5 O6 7(2) no
