Design of a Series of Isostructural Co-Crystals with Aminopyrimidines: Isostructurality through Chloro/Methyl Exchange and Studies on Supramolecular Architectures
Ebenezer, Samuel; Muthiah, P. Thomas; Butcher, Ray J.; Crystal Growth & Design 11 (2011) 3579–; doi:10.1021/cg200539a

data_4500948
_publ_section_title
;
 Design of a Series of Isostructural Co-Crystals with Aminopyrimidines:
 Isostructurality through Chloro/Methyl Exchange and Studies on
 Supramolecular Architectures
;
_journal_issue                   8
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              3579
_journal_paper_doi               10.1021/cg200539a
_journal_volume                  11
_journal_year                    2011
_chemical_formula_moiety         'C6 H9 N3, C7 H5 N O4'
_chemical_formula_sum            'C13 H14 N4 O4'
_chemical_formula_weight         290.28
_chemical_name_systematic
;
 2-amino-4,6-dimethylpyrimidine-4-nitrobenzoic acid
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                81.763(9)
_cell_angle_beta                 80.563(9)
_cell_angle_gamma                84.009(9)
_cell_formula_units_Z            2
_cell_length_a                   6.8705(12)
_cell_length_b                   7.4812(14)
_cell_length_c                   13.716(2)
_cell_measurement_reflns_used    3002
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.0
_cell_measurement_theta_min      2.8
_cell_volume                     685.9(2)
_computing_cell_refinement       'SAINT (Bruker, 2008)'
_computing_data_collection       'SMART APEX II (Bruker, 2008)'
_computing_data_reduction        'SAINT (Bruker, 2008)'
_computing_molecular_graphics    'Mercury 2.2 (Macrae et al., 2006)'
_computing_publication_material  'PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD area-detector'
_diffrn_measurement_method       '\f and \w 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  0.0306
_diffrn_reflns_av_sigmaI/netI    0.0249
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            12693
_diffrn_reflns_theta_full        27.03
_diffrn_reflns_theta_max         27.03
_diffrn_reflns_theta_min         2.76
_exptl_absorpt_coefficient_mu    0.107
_exptl_absorpt_correction_T_max  0.9831
_exptl_absorpt_correction_T_min  0.9789
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; (Bruker, 2008)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.405
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             304
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.243
_refine_diff_density_min         -0.182
_refine_diff_density_rms         0.038
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     193
_refine_ls_number_reflns         3002
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0676
_refine_ls_R_factor_gt           0.0470
_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/[\s^2^(Fo^2^)+(0.0649P)^2^+0.1453P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1256
_refine_ls_wR_factor_ref         0.1385
_reflns_number_gt                2166
_reflns_number_total             3002
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg200539a_si_002.cif
_cod_data_source_block           MP4NBA
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 
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_cod_database_code               4500948