#------------------------------------------------------------------------------
#$Date: 2017-10-13 08:28:26 +0300 (Fri, 13 Oct 2017) $
#$Revision: 201972 $
#$URL: file:///home/coder/svn-repositories/cod/cif/2/10/18/2101811.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_2101811
loop_
_publ_author_name
'Khatib, S.'
'Botoshansky, M.'
'Eichen, Y.'
_publ_section_title
;
 Effects of Crystal Packing on Photoinduced Proton-Transfer Processes
 of 2,4-Dinitrobenzylpyridine Derivatives
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              306
_journal_page_last               316
_journal_paper_doi               10.1107/S0108768196013729
_journal_volume                  53
_journal_year                    1997
_chemical_formula_sum            'C18 H14 N4 O4'
_chemical_formula_weight         350.33
_chemical_name_common            (4)
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_audit_creation_method           SHELXL
_cell_angle_alpha                90.00
_cell_angle_beta                 102.29(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.941(3)
_cell_length_b                   11.195(3)
_cell_length_c                   15.463(5)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      11.2
_cell_measurement_theta_min      2.7
_cell_volume                     1681.4(9)
_computing_cell_refinement       'Philips PW 1100/20'
_computing_data_collection       'Philips PW 1100/20'
_computing_data_reduction        'PROCN (Goldberg)'
_computing_molecular_graphics    'TEXSAN, Version 1.6, MSC'
_computing_structure_refinement  'SHELXL-93 (Sheldrick, 1993)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measurement_device       'Philips PW 1100 four-circle'
_diffrn_measurement_method       ω/2θ
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0347
_diffrn_reflns_av_sigmaI/netI    0.0607
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            2425
_diffrn_reflns_theta_max         23.00
_diffrn_reflns_theta_min         2.10
_diffrn_standards_decay_%        1.4
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.101
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.384
_exptl_crystal_description       Plate
_exptl_crystal_F_000             728
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.228
_refine_diff_density_min         -0.163
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_all   1.108
_refine_ls_goodness_of_fit_obs   1.230
_refine_ls_hydrogen_treatment    isotropic
_refine_ls_matrix_type           full
_refine_ls_number_parameters     291
_refine_ls_number_reflns         2323
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.322
_refine_ls_restrained_S_obs      1.230
_refine_ls_R_factor_all          0.1064
_refine_ls_R_factor_obs          0.0575
_refine_ls_shift/esd_max         0.030
_refine_ls_shift/esd_mean        0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_scheme
;calc w = 1/[\s^2^(Fo^2^) + (0.0105P)^2^ + 1.1033P], where P =
(Fo^2^ + 2Fc^2^)/3
;
_refine_ls_wR_factor_all         0.1723
_refine_ls_wR_factor_obs         0.1214
_reflns_number_observed          1441
_reflns_number_total             2332
_reflns_observed_criterion       >2sigma(I)
_cod_data_source_file            de0002.cif
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 'Monoclinic' changed to 'monoclinic'
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_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2101811
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y-1/2, z-1/2'
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_occupancy
_atom_site_type_symbol
C1 0.1499(6) -0.0740(5) 0.9356(4) 0.106(2) Uani d 1 C
C2 0.1938(5) -0.0037(4) 1.0079(3) 0.0857(14) Uani d 1 C
C3 0.2974(4) 0.0783(3) 1.0057(2) 0.0655(10) Uani d 1 C
C4 0.3483(4) 0.0809(4) 0.9294(3) 0.0695(11) Uani d 1 C
C5 0.2990(4) 0.0061(4) 0.8596(3) 0.0653(10) Uani d 1 C
C6 0.3554(5) 0.1558(5) 1.0851(3) 0.0828(14) Uani d 1 C
C7 0.2479(4) 0.2142(3) 1.1274(2) 0.0603(10) Uani d 1 C
C8 0.2335(5) 0.1737(4) 1.2094(3) 0.0759(12) Uani d 1 C
C9 0.1353(5) 0.2179(4) 1.2518(3) 0.0792(13) Uani d 1 C
C10 0.0496(4) 0.3057(4) 1.2101(3) 0.0692(11) Uani d 1 C
C11 0.0577(4) 0.3493(4) 1.1286(3) 0.0685(11) Uani d 1 C
C12 0.1571(4) 0.3021(3) 1.0890(2) 0.0588(10) Uani d 1 C
C13 0.3578(4) 0.0051(4) 0.7788(3) 0.0678(11) Uani d 1 C
C14 0.5167(5) 0.0830(5) 0.7070(4) 0.0913(15) Uani d 1 C
C15 0.4823(6) 0.0021(5) 0.6389(4) 0.095(2) Uani d 1 C
C16 0.3781(5) -0.0789(5) 0.6390(3) 0.0866(14) Uani d 1 C
C17 0.3157(5) -0.0758(4) 0.7116(3) 0.0778(12) Uani d 1 C
C18 0.3322(10) -0.1678(9) 0.5654(5) 0.131(3) Uani d 1 C
N1 0.1987(4) -0.0724(3) 0.8618(2) 0.0889(11) Uani d 1 N
N2 0.1622(5) 0.3518(3) 1.0013(2) 0.0874(11) Uani d 1 N
N3 -0.0562(5) 0.3541(4) 1.2540(4) 0.1095(15) Uani d 1 N
N4 0.4579(3) 0.0860(3) 0.7775(2) 0.0791(10) Uani d 1 N
O1 0.2687(4) 0.3503(3) 0.9751(2) 0.1192(13) Uani d 1 O
O2 0.0522(5) 0.3881(4) 0.9573(2) 0.147(2) Uani d 1 O
O3 -0.1429(5) 0.4199(4) 1.2100(4) 0.158(2) Uani d 1 O
O4 -0.0528(5) 0.3265(4) 1.3299(3) 0.152(2) Uani d 1 O
H1 0.078(4) -0.129(4) 0.935(3) 0.102(15) Uiso d 1 H
H2 0.163(3) -0.010(3) 1.062(2) 0.077(11) Uiso d 1 H
H4 0.419(4) 0.139(3) 0.923(2) 0.074(11) Uiso d 1 H
H61 0.418(4) 0.213(3) 1.070(2) 0.074(13) Uiso d 1 H
H62 0.416(5) 0.109(4) 1.130(3) 0.125(19) Uiso d 1 H
H8 0.290(4) 0.109(4) 1.236(3) 0.089(14) Uiso d 1 H
H9 0.129(4) 0.187(4) 1.312(3) 0.104(14) Uiso d 1 H
H11 -0.007(4) 0.413(4) 1.099(3) 0.099(14) Uiso d 1 H
H14 0.595(5) 0.143(4) 0.708(3) 0.116(17) Uiso d 1 H
H15 0.528(5) 0.009(4) 0.587(3) 0.123(16) Uiso d 1 H
H17 0.247(4) -0.133(3) 0.718(2) 0.073(12) Uiso d 1 H
H181 0.230(9) -0.141(9) 0.522(6) 0.32(6) Uiso d 1 H
H182 0.339(6) -0.237(5) 0.586(4) 0.14(3) Uiso d 1 H
H183 0.394(7) -0.169(7) 0.531(5) 0.20(3) Uiso d 1 H
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'
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'
H H 0.0000 0.0000 '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
N1 C1 C2 125.7(5)
N1 C1 H1 115.(3)
C2 C1 H1 120.(3)
C1 C2 C3 118.3(4)
C1 C2 H2 125.(2)
C3 C2 H2 117.(2)
C4 C3 C2 116.4(4)
C4 C3 C6 122.4(4)
C2 C3 C6 121.2(4)
C5 C4 C3 121.7(4)
C5 C4 H4 118.(2)
C3 C4 H4 120.(2)
N1 C5 C4 121.7(4)
N1 C5 C13 116.4(4)
C4 C5 C13 121.8(4)
C3 C6 C7 114.5(4)
C3 C6 H61 110.(2)
C7 C6 H61 112.(2)
C3 C6 H62 110.(3)
C7 C6 H62 108.(3)
H61 C6 H62 102.(3)
C12 C7 C8 116.3(4)
C12 C7 C6 125.3(4)
C8 C7 C6 118.3(4)
C9 C8 C7 122.7(4)
C9 C8 H8 119.(2)
C7 C8 H8 118.(2)
C10 C9 C8 117.8(4)
C10 C9 H9 122.(2)
C8 C9 H9 121.(2)
C9 C10 C11 122.4(4)
C9 C10 N3 118.8(4)
C11 C10 N3 118.8(5)
C10 C11 C12 117.5(4)
C10 C11 H11 121.(2)
C12 C11 H11 122.(2)
C11 C12 C7 123.2(3)
C11 C12 N2 115.7(4)
C7 C12 N2 121.1(4)
N4 C13 C17 122.6(4)
N4 C13 C5 115.5(4)
C17 C13 C5 121.9(4)
N4 C14 C15 123.9(5)
N4 C14 H14 116.(3)
C15 C14 H14 120.(3)
C14 C15 C16 119.9(5)
C14 C15 H15 119.(3)
C16 C15 H15 121.(3)
C15 C16 C17 116.5(5)
C15 C16 C18 122.8(6)
C17 C16 C18 120.6(6)
C13 C17 C16 120.6(5)
C13 C17 H17 119.(2)
C16 C17 H17 121.(2)
C16 C18 H181 111.(5)
C16 C18 H182 110.(4)
H181 C18 H182 117.(7)
C16 C18 H183 109.(5)
H181 C18 H183 107.(6)
H182 C18 H183 102.(6)
C1 N1 C5 116.2(4)
O1 N2 O2 124.0(4)
O1 N2 C12 120.3(4)
O2 N2 C12 115.6(4)
O4 N3 O3 124.4(5)
O4 N3 C10 118.6(5)
O3 N3 C10 117.0(5)
C14 N4 C13 116.4(4)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
C1 N1 1.332(5)
C1 C2 1.360(6)
C1 H1 0.94(4)
C2 C3 1.385(5)
C2 H2 0.96(3)
C3 C4 1.380(5)
C3 C6 1.514(6)
C4 C5 1.371(5)
C4 H4 0.97(3)
C5 N1 1.335(5)
C5 C13 1.488(5)
C6 C7 1.515(5)
C6 H61 0.95(4)
C6 H62 0.97(5)
C7 C12 1.381(5)
C7 C8 1.383(5)
C8 C9 1.378(6)
C8 H8 0.96(4)
C9 C10 1.369(6)
C9 H9 1.01(4)
C10 C11 1.370(5)
C10 N3 1.471(5)
C11 C12 1.374(5)
C11 H11 1.00(4)
C12 N2 1.476(5)
C13 N4 1.349(5)
C13 C17 1.374(6)
C14 N4 1.343(5)
C14 C15 1.375(7)
C14 H14 1.03(4)
C15 C16 1.376(7)
C15 H15 1.01(4)
C16 C17 1.395(6)
C16 C18 1.507(8)
C17 H17 0.95(3)
C18 H181 1.13(9)
C18 H182 0.84(5)
C18 H183 0.89(7)
N2 O1 1.211(4)
N2 O2 1.228(5)
N3 O4 1.207(5)
N3 O3 1.224(6)
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
N1 C1 C2 C3 0.7(8)
C1 C2 C3 C4 -0.4(6)
C1 C2 C3 C6 -177.5(5)
C2 C3 C4 C5 -0.2(6)
C6 C3 C4 C5 176.8(4)
C3 C4 C5 N1 0.6(6)
C3 C4 C5 C13 -177.3(3)
C4 C3 C6 C7 136.6(4)
C2 C3 C6 C7 -46.5(6)
C3 C6 C7 C12 -67.7(6)
C3 C6 C7 C8 109.2(5)
C12 C7 C8 C9 -0.4(6)
C6 C7 C8 C9 -177.5(4)
C7 C8 C9 C10 -0.2(6)
C8 C9 C10 C11 0.6(6)
C8 C9 C10 N3 179.9(4)
C9 C10 C11 C12 -0.4(6)
N3 C10 C11 C12 -179.7(4)
C10 C11 C12 C7 -0.2(6)
C10 C11 C12 N2 -180.0(3)
C8 C7 C12 C11 0.5(5)
C6 C7 C12 C11 177.5(4)
C8 C7 C12 N2 -179.7(3)
C6 C7 C12 N2 -2.7(6)
N1 C5 C13 N4 179.2(3)
C4 C5 C13 N4 -2.8(5)
N1 C5 C13 C17 -2.9(5)
C4 C5 C13 C17 175.1(4)
N4 C14 C15 C16 2.7(7)
C14 C15 C16 C17 -2.0(6)
C14 C15 C16 C18 178.3(6)
N4 C13 C17 C16 1.3(6)
C5 C13 C17 C16 -176.4(3)
C15 C16 C17 C13 0.1(6)
C18 C16 C17 C13 179.9(5)
C2 C1 N1 C5 -0.4(8)
C4 C5 N1 C1 -0.3(6)
C13 C5 N1 C1 177.7(4)
C11 C12 N2 O1 153.8(4)
C7 C12 N2 O1 -26.0(6)
C11 C12 N2 O2 -29.3(5)
C7 C12 N2 O2 150.9(4)
C9 C10 N3 O4 9.5(6)
C11 C10 N3 O4 -171.1(4)
C9 C10 N3 O3 -170.1(5)
C11 C10 N3 O3 9.2(6)
C15 C14 N4 C13 -1.2(6)
C17 C13 N4 C14 -0.8(5)
C5 C13 N4 C14 177.1(3)
loop_
_cod_related_entry_id
_cod_related_entry_database
_cod_related_entry_code
1 ChemSpider 28586067
