#------------------------------------------------------------------------------
#$Date: 2016-02-18 17:37:37 +0200 (Thu, 18 Feb 2016) $
#$Revision: 176729 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/50/51/1505177.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_1505177
loop_
_publ_author_name
'Childs, Scott L.'
'Stahly, G. Patrick'
'Park, Aeri'
_publ_section_title
;
 The Salt−Cocrystal Continuum:  The Influence of Crystal
 Structure on Ionization State
;
_journal_issue                   3
_journal_name_full               'Molecular Pharmaceutics'
_journal_page_first              323
_journal_paper_doi               10.1021/mp0601345
_journal_volume                  4
_journal_year                    2007
_chemical_formula_moiety         'C7 H8 N4 O2, C7 H6 O3'
_chemical_formula_sum            'C14 H14 N4 O5'
_chemical_formula_weight         318.29
_chemical_name_common
'theophylline:4-hydroxybenzoic acid cocrystal (1:1)'
_chemical_name_systematic
; 
 theophylline 4-hydroxybenzoic acid 
;
_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'
_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                 91.660(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.1201(18)
_cell_length_b                   7.928(2)
_cell_length_c                   24.763(6)
_cell_measurement_reflns_used    1584
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      42.31
_cell_measurement_theta_min      7.75
_cell_volume                     1397.2(6)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.926
_diffrn_measured_fraction_theta_max 0.926
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0970
_diffrn_reflns_av_sigmaI/netI    0.0662
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            2502
_diffrn_reflns_theta_full        42.31
_diffrn_reflns_theta_max         42.31
_diffrn_reflns_theta_min         7.75
_exptl_absorpt_coefficient_mu    0.996
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.513
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.131
_refine_diff_density_min         -0.207
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     242
_refine_ls_number_reflns         905
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.0637
_refine_ls_R_factor_gt           0.0361
_refine_ls_shift/su_max          0.008
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0600P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0792
_refine_ls_wR_factor_ref         0.0863
_reflns_number_gt                737
_reflns_number_total             905
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            mp0601345si20061227_041052.cif
_cod_data_source_block           6
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1505177
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_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
C1 C 0.1836(6) 0.4459(7) 0.3320(3) 0.0344(12) Uani 1 1 d .
C2 C 0.2916(5) 0.6649(7) 0.3751(3) 0.0217(11) Uani 1 1 d .
C3 C 0.3469(5) 0.7856(7) 0.4141(2) 0.0281(12) Uani 1 1 d .
C4 C 0.3851(5) 0.9796(7) 0.3356(2) 0.0294(12) Uani 1 1 d .
C5 C 0.2808(5) 0.6967(7) 0.3213(3) 0.0247(11) Uani 1 1 d .
C6 C 0.4521(5) 1.0780(5) 0.42730(16) 0.0396(12) Uani 1 1 d .
H6A H 0.5125 1.1672 0.4066 0.059 Uiso 1 1 calc R
H6B H 0.5410 1.0350 0.4550 0.059 Uiso 1 1 calc R
H6C H 0.3414 1.1240 0.4447 0.059 Uiso 1 1 calc R
C7 C 0.3168(5) 0.8876(4) 0.24314(18) 0.0375(12) Uani 1 1 d .
H7A H 0.1889 0.9249 0.2337 0.056 Uiso 1 1 calc R
H7B H 0.3457 0.7855 0.2227 0.056 Uiso 1 1 calc R
H7C H 0.4062 0.9767 0.2343 0.056 Uiso 1 1 calc R
C8 C 0.1771(5) 0.2858(7) 0.5734(3) 0.0278(11) Uani 1 1 d .
C9 C 0.1023(6) 0.1268(8) 0.5610(2) 0.0334(13) Uani 1 1 d .
C10 C 0.0678(6) 0.0108(7) 0.6004(3) 0.0333(13) Uani 1 1 d .
C11 C 0.1095(5) 0.0474(7) 0.6539(2) 0.0287(11) Uani 1 1 d .
C12 C 0.1844(6) 0.2034(7) 0.6676(3) 0.0317(12) Uani 1 1 d .
C13 C 0.2183(6) 0.3204(7) 0.6275(3) 0.0289(12) Uani 1 1 d .
C14 C 0.2119(6) 0.4017(6) 0.5291(2) 0.0315(12) Uani 1 1 d .
N1 N 0.2156(4) 0.5607(6) 0.29285(14) 0.0305(10) Uani 1 1 d .
N2 N 0.2291(5) 0.5014(5) 0.3817(2) 0.0308(10) Uani 1 1 d .
N3 N 0.3944(4) 0.9398(5) 0.39076(18) 0.0284(9) Uani 1 1 d .
N4 N 0.3313(4) 0.8510(6) 0.30104(15) 0.0264(9) Uani 1 1 d .
O1 O 0.3584(3) 0.7682(3) 0.46425(15) 0.0365(9) Uani 1 1 d .
O2 O 0.4220(3) 1.1207(4) 0.31897(12) 0.0404(10) Uani 1 1 d .
O3 O 0.1696(3) 0.3706(3) 0.48169(14) 0.0384(9) Uani 1 1 d .
O4 O 0.2937(4) 0.5474(4) 0.54332(12) 0.0420(9) Uani 1 1 d .
O5 O 0.0685(3) -0.0738(3) 0.69069(16) 0.0362(9) Uani 1 1 d .
H12 H 0.215(4) 0.239(4) 0.7046(15) 0.019(12) Uiso 1 1 d .
H9 H 0.073(4) 0.116(4) 0.5237(17) 0.026(14) Uiso 1 1 d .
H10 H 0.014(4) -0.092(4) 0.5921(14) 0.020(13) Uiso 1 1 d .
H13 H 0.270(4) 0.430(5) 0.6348(13) 0.030(14) Uiso 1 1 d .
H1 H 0.140(5) 0.321(5) 0.3271(14) 0.052(14) Uiso 1 1 d .
H11 H 0.128(6) -0.049(5) 0.726(2) 0.09(2) Uiso 1 1 d .
H2 H 0.204(5) 0.452(5) 0.416(2) 0.058(17) Uiso 1 1 d .
H3 H 0.319(8) 0.614(8) 0.507(3) 0.15(3) 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
C1 0.040(3) 0.025(4) 0.038(4) -0.003(4) 0.007(3) 0.004(3)
C2 0.031(3) 0.008(4) 0.026(5) -0.008(4) -0.005(2) -0.003(2)
C3 0.022(3) 0.024(4) 0.038(4) 0.011(5) 0.000(3) 0.008(2)
C4 0.025(3) 0.038(5) 0.025(4) -0.009(4) 0.003(2) 0.004(3)
C5 0.025(3) 0.024(5) 0.025(5) 0.004(4) 0.003(2) 0.003(2)
C6 0.045(3) 0.033(3) 0.040(3) -0.004(3) -0.006(2) -0.004(2)
C7 0.046(3) 0.032(3) 0.035(4) 0.009(2) 0.002(2) 0.003(2)
C8 0.029(3) 0.030(5) 0.024(5) -0.004(4) 0.003(3) 0.000(3)
C9 0.034(3) 0.042(5) 0.025(5) 0.003(4) 0.004(3) 0.003(3)
C10 0.038(3) 0.026(4) 0.036(5) 0.002(4) 0.002(3) -0.009(3)
C11 0.028(3) 0.038(5) 0.020(4) -0.001(4) -0.001(3) 0.007(3)
C12 0.037(3) 0.029(4) 0.029(5) -0.015(4) -0.006(3) -0.003(2)
C13 0.031(3) 0.022(4) 0.033(5) 0.005(4) 0.004(3) 0.001(2)
C14 0.030(3) 0.033(4) 0.031(4) 0.005(4) 0.005(3) 0.007(3)
N1 0.037(2) 0.025(3) 0.029(3) -0.004(3) 0.002(2) 0.0009(18)
N2 0.044(2) 0.025(4) 0.023(4) -0.005(3) 0.002(2) -0.003(2)
N3 0.033(2) 0.025(3) 0.027(3) -0.008(3) 0.0001(19) -0.0023(17)
N4 0.035(2) 0.025(3) 0.019(3) 0.002(3) 0.0007(18) -0.0004(19)
O1 0.0438(19) 0.035(2) 0.030(2) 0.0049(19) -0.0019(16) -0.0016(13)
O2 0.051(2) 0.021(2) 0.049(2) 0.0082(18) 0.0048(15) -0.0038(15)
O3 0.052(2) 0.038(2) 0.025(2) 0.0036(17) 0.0006(17) 0.0011(13)
O4 0.053(2) 0.031(2) 0.042(2) -0.0009(19) -0.0032(16) -0.0113(17)
O5 0.044(2) 0.035(2) 0.029(2) 0.007(2) -0.0020(17) -0.0042(14)
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0181 0.0091 '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 0.0311 0.0180 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0492 0.0322 '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
N2 C1 N1 113.4(4)
C5 C2 N2 106.4(5)
C5 C2 C3 123.7(5)
N2 C2 C3 129.9(6)
O1 C3 N3 119.9(5)
O1 C3 C2 128.0(5)
N3 C3 C2 112.1(5)
O2 C4 N4 121.7(5)
O2 C4 N3 122.0(5)
N4 C4 N3 116.3(4)
C2 C5 N1 111.7(4)
C2 C5 N4 121.1(5)
N1 C5 N4 127.1(6)
C13 C8 C9 117.3(5)
C13 C8 C14 124.4(5)
C9 C8 C14 118.3(5)
C10 C9 C8 121.6(5)
C9 C10 C11 120.4(5)
O5 C11 C10 116.7(5)
O5 C11 C12 123.8(5)
C10 C11 C12 119.5(5)
C11 C12 C13 119.8(5)
C12 C13 C8 121.5(5)
O3 C14 O4 121.3(4)
O3 C14 C8 123.4(5)
O4 C14 C8 115.3(5)
C1 N1 C5 102.9(4)
C1 N2 C2 105.7(4)
C3 N3 C4 126.5(4)
C3 N3 C6 117.6(4)
C4 N3 C6 115.9(4)
C5 N4 C4 120.1(4)
C5 N4 C7 121.5(5)
C4 N4 C7 118.2(4)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
C1 N2 1.338(5)
C1 N1 1.354(5)
C2 C5 1.356(5)
C2 N2 1.381(5)
C2 C3 1.408(6)
C3 O1 1.249(4)
C3 N3 1.398(5)
C4 O2 1.224(5)
C4 N4 1.379(5)
C4 N3 1.400(5)
C5 N1 1.363(5)
C5 N4 1.374(5)
C6 N3 1.472(4)
C7 N4 1.464(4)
C8 C13 1.391(5)
C8 C9 1.399(5)
C8 C14 1.458(6)
C9 C10 1.368(6)
C10 C11 1.381(6)
C11 O5 1.361(5)
C11 C12 1.385(5)
C12 C13 1.385(5)
C14 O3 1.227(5)
C14 O4 1.337(5)
loop_
_geom_hbond_atom_site_label_D
_geom_hbond_atom_site_label_H
_geom_hbond_atom_site_label_A
_geom_hbond_distance_DH
_geom_hbond_distance_HA
_geom_hbond_distance_DA
_geom_hbond_angle_DHA
_geom_hbond_site_symmetry_A
O5 H11 N1 0.98(5) 1.76(6) 2.712(5) 164(4) 4_566
N2 H2 O3 0.96(5) 1.77(5) 2.728(6) 176(4) .
O4 H3 O1 1.05(7) 1.65(7) 2.676(4) 162(5) .
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
C5 C2 C3 O1 178.9(3)
N2 C2 C3 O1 3.0(6)
C5 C2 C3 N3 -1.7(5)
N2 C2 C3 N3 -177.7(3)
N2 C2 C5 N1 -0.5(4)
C3 C2 C5 N1 -177.3(3)
N2 C2 C5 N4 179.3(3)
C3 C2 C5 N4 2.5(5)
C13 C8 C9 C10 1.1(5)
C14 C8 C9 C10 179.3(3)
C8 C9 C10 C11 -1.1(6)
C9 C10 C11 O5 179.1(3)
C9 C10 C11 C12 0.8(6)
O5 C11 C12 C13 -178.7(3)
C10 C11 C12 C13 -0.6(5)
C11 C12 C13 C8 0.7(5)
C9 C8 C13 C12 -0.9(5)
C14 C8 C13 C12 -178.9(3)
C13 C8 C14 O3 -177.9(3)
C9 C8 C14 O3 4.1(5)
C13 C8 C14 O4 1.9(5)
C9 C8 C14 O4 -176.2(3)
N2 C1 N1 C5 -1.6(4)
C2 C5 N1 C1 1.3(4)
N4 C5 N1 C1 -178.5(3)
N1 C1 N2 C2 1.3(4)
C5 C2 N2 C1 -0.5(4)
C3 C2 N2 C1 176.0(4)
O1 C3 N3 C4 -178.6(3)
C2 C3 N3 C4 2.0(5)
O1 C3 N3 C6 -1.5(5)
C2 C3 N3 C6 179.1(3)
O2 C4 N3 C3 176.8(3)
N4 C4 N3 C3 -2.9(5)
O2 C4 N3 C6 -0.3(5)
N4 C4 N3 C6 180.0(3)
C2 C5 N4 C4 -3.4(5)
N1 C5 N4 C4 176.4(3)
C2 C5 N4 C7 -178.8(3)
N1 C5 N4 C7 0.9(5)
O2 C4 N4 C5 -176.3(3)
N3 C4 N4 C5 3.4(4)
O2 C4 N4 C7 -0.7(5)
N3 C4 N4 C7 179.0(3)