Design of Co-crystals/Salts of Aminopyrimidines and Carboxylic Acids through Recurrently Occurring Synthons
Ebenezer, Samuel; Muthiah, P. Thomas; Crystal Growth & Design 12 (2012) 3766–; doi:10.1021/cg3005954

data_4506662
_publ_section_title
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 Design of Co-crystals/Salts of Aminopyrimidines and Carboxylic Acids
 through Recurrently Occurring Synthons
;
_journal_issue                   7
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              3766
_journal_paper_doi               10.1021/cg3005954
_journal_volume                  12
_journal_year                    2012
_chemical_formula_moiety         '2(C6 H9 N3), C5 H8 O4'
_chemical_formula_sum            'C17 H26 N6 O4'
_chemical_formula_weight         378.43
_chemical_name_systematic
;
 2-amino-4,6-dimethylpyrimidine-glutaric acid
;
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   29.6875(11)
_cell_length_b                   4.6937(2)
_cell_length_c                   14.2292(6)
_cell_measurement_reflns_used    986
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20.0
_cell_measurement_theta_min      1.4
_cell_volume                     1982.76(14)
_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-86 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0461
_diffrn_reflns_av_sigmaI/netI    0.0202
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            11612
_diffrn_reflns_theta_full        19.97
_diffrn_reflns_theta_max         19.97
_diffrn_reflns_theta_min         1.37
_exptl_absorpt_coefficient_mu    0.093
_exptl_absorpt_correction_T_max  0.9817
_exptl_absorpt_correction_T_min  0.9799
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; (Bruker, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.268
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             808
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.157
_refine_diff_density_min         -0.173
_refine_diff_density_rms         0.049
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.128
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     250
_refine_ls_number_reflns         986
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.127
_refine_ls_R_factor_all          0.0425
_refine_ls_R_factor_gt           0.0376
_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^)+(0.0668P)^2^+1.2548P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1116
_refine_ls_wR_factor_ref         0.1160
_reflns_number_gt                895
_reflns_number_total             986
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             4506406
_cod_data_source_file            cg3005954_si_001.cif
_cod_data_source_block           MPGA
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
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_cod_database_code               4506662