#------------------------------------------------------------------------------
#$Date: 2016-02-18 17:37:37 +0200 (Thu, 18 Feb 2016) $
#$Revision: 176729 $
#$URL: svn://www.crystallography.net/cod/cif/1/51/53/1515313.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_1515313
loop_
_publ_author_name
'Johnston, Priscilla'
'Izgorodina, Ekaterina I.'
'Saito, Kei'
_publ_section_title
;
 The interplay between hydrogen bonding and π-π stacking interactions in
 the crystal packing of N1-thyminyl derivatives, and implications for the
 photo-chemical [2π + 2π]-cycloaddition of thyminyl compounds.
;
_journal_issue                   12
_journal_name_full
'Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology'
_journal_page_first              1938
_journal_page_last               1951
_journal_paper_doi               10.1039/c2pp25228g
_journal_volume                  11
_journal_year                    2012
_chemical_formula_moiety         'C8 H10 N2 O4'
_chemical_formula_sum            'C8 H10 N2 O4'
_chemical_formula_weight         198.18
_chemical_name_common            ThyAcetate
_chemical_name_systematic
;
Thymine Acetate
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 100.85(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.0700(10)
_cell_length_b                   22.070(4)
_cell_length_c                   8.3100(17)
_cell_measurement_temperature    100(2)
_cell_volume                     913.2(3)
_computing_cell_refinement       XDS
_computing_data_collection       'Blu Ice'
_computing_data_reduction        XDS
_computing_molecular_graphics    X-Seed
_computing_publication_material  CIFTAB
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.956
_diffrn_measured_fraction_theta_max 0.956
_diffrn_measurement_device_type  'φ goniostat with quantum 210r detector'
_diffrn_measurement_method       'f scan'
_diffrn_radiation_monochromator  'silicone double crystal'
_diffrn_radiation_source         'MX1 Beamline, Australian Synchrotron'
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.71068
_diffrn_reflns_av_R_equivalents  0.0522
_diffrn_reflns_av_sigmaI/netI    0.0389
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            5903
_diffrn_reflns_theta_full        24.99
_diffrn_reflns_theta_max         24.99
_diffrn_reflns_theta_min         1.85
_exptl_absorpt_coefficient_mu    0.117
_exptl_absorpt_correction_T_max  0.9977
_exptl_absorpt_correction_T_min  0.9977
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.441
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             416
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.01
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.287
_refine_diff_density_min         -0.256
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     133
_refine_ls_number_reflns         1526
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0524
_refine_ls_R_factor_gt           0.0469
_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/[σ²(Fo²)+(0.0664P)²+0.7331P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1204
_refine_ls_wR_factor_ref         0.1247
_reflns_number_gt                1349
_reflns_number_total             1526
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2pp25228g.txt
_cod_data_source_block           ThyAcetate_Cmpd3
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               1515313
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x+1/2, y+1/2, -z+1/2'
'-x, -y, -z'
'x-1/2, -y-1/2, z-1/2'
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_calc_flag
_atom_site_refinement_flags
N1 N 0.6049(3) 0.16466(7) 0.89385(19) 0.0121(4) Uani 1 1 d .
C2 C 0.8263(4) 0.13786(8) 0.9888(2) 0.0133(4) Uani 1 1 d .
N3 N 0.8431(3) 0.07620(7) 0.9668(2) 0.0151(4) Uani 1 1 d .
C4 C 0.6617(4) 0.04011(8) 0.8657(2) 0.0139(4) Uani 1 1 d .
C5 C 0.4327(4) 0.07139(8) 0.7708(2) 0.0137(4) Uani 1 1 d .
C6 C 0.4164(4) 0.13162(8) 0.7894(2) 0.0120(4) Uani 1 1 d .
H6 H 0.2671 0.1524 0.7272 0.014 Uiso 1 1 calc R
O7 O 0.9924(3) 0.16664(6) 1.08280(17) 0.0193(4) Uani 1 1 d .
O8 O 0.6997(3) -0.01500(6) 0.85889(18) 0.0202(4) Uani 1 1 d .
C9 C 0.2274(4) 0.03550(9) 0.6563(3) 0.0203(5) Uani 1 1 d .
H9A H 0.0835 0.0625 0.6033 0.030 Uiso 1 1 calc R
H9B H 0.1522 0.0042 0.7180 0.030 Uiso 1 1 calc R
H9C H 0.3124 0.0164 0.5726 0.030 Uiso 1 1 calc R
C10 C 0.5813(4) 0.23028(8) 0.9086(2) 0.0127(4) Uani 1 1 d .
H10A H 0.5787 0.2409 1.0240 0.015 Uiso 1 1 calc R
H10B H 0.4099 0.2440 0.8407 0.015 Uiso 1 1 calc R
C11 C 0.8119(4) 0.26246(8) 0.8540(2) 0.0112(4) Uani 1 1 d .
O12 O 0.9465(3) 0.24169(6) 0.76258(16) 0.0159(4) Uani 1 1 d .
O13 O 0.8385(3) 0.31782(6) 0.91885(16) 0.0161(4) Uani 1 1 d .
C14 C 1.0297(5) 0.35712(9) 0.8612(3) 0.0224(5) Uani 1 1 d .
H14A H 1.2100 0.3396 0.8904 0.034 Uiso 1 1 calc R
H14B H 1.0275 0.3971 0.9122 0.034 Uiso 1 1 calc R
H14C H 0.9809 0.3612 0.7418 0.034 Uiso 1 1 calc R
H1 H 0.977(5) 0.0586(11) 1.025(3) 0.020(6) Uiso 1 1 d .
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_23
_atom_site_aniso_U_13
_atom_site_aniso_U_12
N1 0.0133(9) 0.0101(8) 0.0131(8) 0.0010(6) 0.0026(6) 0.0012(6)
C2 0.0158(11) 0.0121(9) 0.0122(9) 0.0017(7) 0.0036(8) 0.0006(7)
N3 0.0133(9) 0.0105(8) 0.0195(9) 0.0024(6) -0.0018(7) 0.0028(6)
C4 0.0147(11) 0.0114(9) 0.0161(9) 0.0019(7) 0.0043(8) -0.0006(7)
C5 0.0122(10) 0.0141(9) 0.0149(9) 0.0003(7) 0.0030(8) 0.0005(7)
C6 0.0102(10) 0.0143(9) 0.0120(9) 0.0027(7) 0.0030(8) 0.0012(7)
O7 0.0191(8) 0.0150(7) 0.0201(7) -0.0026(5) -0.0059(6) -0.0009(6)
O8 0.0170(8) 0.0095(7) 0.0317(8) 0.0000(6) -0.0015(6) 0.0021(5)
C9 0.0173(11) 0.0165(10) 0.0248(11) -0.0034(8) -0.0017(9) -0.0007(8)
C10 0.0142(10) 0.0087(9) 0.0154(9) -0.0013(7) 0.0032(7) 0.0030(7)
C11 0.0127(10) 0.0102(9) 0.0090(8) 0.0003(7) -0.0023(7) 0.0036(7)
O12 0.0171(8) 0.0139(7) 0.0181(7) 0.0010(5) 0.0073(6) 0.0048(5)
O13 0.0218(8) 0.0098(6) 0.0172(7) -0.0034(5) 0.0049(6) -0.0025(5)
C14 0.0232(12) 0.0122(10) 0.0325(12) -0.0002(8) 0.0074(9) -0.0056(8)
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
C6 N1 C2 121.94(15)
C6 N1 C10 121.41(15)
C2 N1 C10 116.65(15)
O7 C2 N3 123.32(17)
O7 C2 N1 122.35(17)
N3 C2 N1 114.33(16)
C4 N3 C2 126.98(16)
O8 C4 N3 120.40(17)
O8 C4 C5 124.06(17)
N3 C4 C5 115.53(17)
C6 C5 C4 117.98(17)
C6 C5 C9 123.12(17)
C4 C5 C9 118.89(17)
C5 C6 N1 123.22(16)
N1 C10 C11 111.18(15)
O12 C11 O13 125.35(17)
O12 C11 C10 125.04(17)
O13 C11 C10 109.58(15)
C11 O13 C14 116.01(15)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
N1 C6 1.373(2)
N1 C2 1.378(3)
N1 C10 1.460(2)
C2 O7 1.214(2)
C2 N3 1.378(2)
N3 C4 1.377(3)
C4 O8 1.234(2)
C4 C5 1.450(3)
C5 C6 1.343(3)
C5 C9 1.498(3)
C10 C11 1.509(3)
C11 O12 1.203(2)
C11 O13 1.332(2)
O13 C14 1.448(2)
