Design of two series of 1:1 cocrystals involving 4-amino-5-chloro-2,6-dimethylpyrimidine and carboxylic acids
Rajam, Ammaiyappan; Muthiah, Packianathan Thomas; Butcher, Raymond John; Jasinski, Jerry P.; Wikaira, Jan; Acta Crystallographica Section C 74 (2018) –; doi:10.1107/S2053229618009154

data_2021200
_publ_section_title
;
 Design of two series of 1:1 cocrystals involving
 4-amino-5-chloro-2,6-dimethylpyrimidine and carboxylic acids
;
_journal_coeditor_code           SK3691
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first
;
;
_journal_paper_doi               10.1107/S2053229618009154
_journal_volume                  74
_journal_year                    2018
_chemical_formula_iupac          'C6 H8 Cl N3, C7 H7 N O2'
_chemical_formula_moiety         'C6 H8 Cl N3, C7 H7 N O2'
_chemical_formula_sum            'C13 H15 Cl N4 O2'
_chemical_formula_weight         294.74
_chemical_name_systematic
;
4-Amino-5-chloro-2,6-dimethylpyrimidine--2-aminobenzoic acid (1/1)
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 90.831(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.0965(2)
_cell_length_b                   7.2427(3)
_cell_length_c                   24.0738(9)
_cell_measurement_reflns_used    3296
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      76.5392
_cell_measurement_theta_min      3.6694
_cell_volume                     1411.55(9)
_computing_cell_refinement
;
CrysAlis PRO (Oxford Diffraction, 2011)
;
_computing_data_collection
;
CrysAlis PRO (Oxford Diffraction, 2011)
;
_computing_data_reduction
;
CrysAlis PRO (Oxford Diffraction, 2011)
;
_computing_molecular_graphics
;
SHELXTL (Sheldrick, 2008)
;
_computing_publication_material
;
SHELXTL (Sheldrick, 2008)
;
_computing_structure_refinement
;
SHELXL2014 (Sheldrick, 2015b)
;
_computing_structure_solution
;
SHELXT (Sheldrick, 2015a)
;
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 10.6501
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type
'Agilent SuperNova Dual Source diffractometer with an Atlas detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0280
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            6899
_diffrn_reflns_theta_full        67.500
_diffrn_reflns_theta_max         76.740
_diffrn_reflns_theta_min         3.672
_exptl_absorpt_coefficient_mu    2.471
_exptl_absorpt_correction_T_max  0.877
_exptl_absorpt_correction_T_min  0.547
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
[CrysAlis PRO (Oxford Diffraction, 2011), based on expressions derived
by
Clark & Reid (1995)]
;
_exptl_crystal_colour            'pale yellow-orange'
_exptl_crystal_density_diffrn    1.387
_exptl_crystal_description
;
The symmetry employed for this shelxl refinement is uniquely defined
by the following loop, which should always be used as a source of
symmetry information in preference to the above space-group names.
They are only intended as comments.
;
_exptl_crystal_F_000             616
_exptl_crystal_size_max          0.4606
_exptl_crystal_size_mid          0.2183
_exptl_crystal_size_min          0.0546
_refine_diff_density_max         0.234
_refine_diff_density_min         -0.465
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     203
_refine_ls_number_reflns         2927
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.051
_refine_ls_R_factor_all          0.0472
_refine_ls_R_factor_gt           0.0388
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0615P)^2^+0.4650P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1027
_refine_ls_wR_factor_ref         0.1096
_reflns_number_gt                2481
_reflns_number_total             2927
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            sk3691sup1.cif
_cod_data_source_block           COCRYSTAL-4
_cod_database_code               2021200
_shelx_hkl_checksum              96072
_shelx_res_checksum              87203