Crystal structure of 5,5'-[(4-fluorophenyl)methylene]bis[6-amino-1,3-dimethylpyrimidine-2,4(1<i>H</i>,3<i>H</i>)-dione]
Sharma, Naresh; Brahmachari, Goutam; Banerjee, Bubun; Kant, Rajni; Gupta, Vivek K.; Acta Crystallographica Section E 70 (2014) o1098–o1099; doi:10.1107/S1600536814019886

data_2239975
_publ_section_title
;
 Crystal structure of
 5,5'-[(4-fluorophenyl)methylene]bis[6-amino-1,3-dimethylpyrimidine-2,4(1<i>H</i>,3<i>H</i>)-dione]
;
_journal_issue                   10
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1098
_journal_page_last               o1099
_journal_paper_doi               10.1107/S1600536814019886
_journal_volume                  70
_journal_year                    2014
_chemical_formula_iupac          'C19 H21 F N6 O4'
_chemical_formula_moiety         'C19 H21 F N6 O4'
_chemical_formula_sum            'C19 H21 F N6 O4'
_chemical_formula_weight         416.42
_chemical_name_systematic
5,5'-[(4-Fluorophenyl)methylene]bis[6-amino-1,3-dimethylpyrimidine-2,4(1<i>H</i>,3<i>H</i>)-dione]
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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            8
_cell_length_a                   14.6208(6)
_cell_length_b                   11.3324(7)
_cell_length_c                   22.6410(12)
_cell_measurement_reflns_used    2766
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.9990
_cell_measurement_theta_min      3.9590
_cell_volume                     3751.4(3)
_computing_cell_refinement       'CrysAlis PRO (Oxford Diffraction, 2010)'
_computing_data_collection       'CrysAlis PRO (Oxford Diffraction, 2010)'
_computing_data_reduction        'CrysAlis PRO (Oxford Diffraction, 2010)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 2012)'
_computing_publication_material  'PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 16.1049
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur Sapphire3'
_diffrn_measurement_method       '\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  0.0470
_diffrn_reflns_av_sigmaI/netI    0.0705
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            9655
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         3.44
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.113
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.86187
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrysAlis RED; Oxford Diffraction, 2010)'
_exptl_crystal_colour            White
_exptl_crystal_density_diffrn    1.475
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Rectangular
_exptl_crystal_F_000             1744
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.186
_refine_diff_density_min         -0.199
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     291
_refine_ls_number_reflns         3665
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0976
_refine_ls_R_factor_gt           0.0520
_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^)+(0.0402P)^2^+0.2800P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1057
_refine_ls_wR_factor_ref         0.1301
_reflns_number_gt                2208
_reflns_number_total             3665
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh5725sup1.cif
_cod_data_source_block           I
_cod_database_code               2239975
_cod_database_fobs_code          2239975