5-Acetyl-4-(4-methoxyphenyl)-6-methyl-3,4-dihydropyrimidin-2(1<i>H</i>)-one
Chitra, S.; Pandiarajan, K.; Anuradha, N.; Thiruvalluvar, A.; Acta Crystallographica Section E 65 (2009) o23–; doi:10.1107/S1600536808040270

data_2220505
_publ_section_title
;
 5-Acetyl-4-(4-methoxyphenyl)-6-methyl-3,4-dihydropyrimidin-2(1<i>H</i>)-one
;
_journal_coeditor_code           HB2869
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o23
_journal_paper_doi               10.1107/S1600536808040270
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C14 H16 N2 O3'
_chemical_formula_moiety         'C14 H16 N2 O3'
_chemical_formula_structural     'C14 H16 N2 O3'
_chemical_formula_sum            'C14 H16 N2 O3'
_chemical_formula_weight         260.29
_chemical_melting_point          474.5
_chemical_name_common            Dihydropyrimidinone
_chemical_name_systematic
;
5-Acetyl-4-(4-methoxyphenyl)-6-methyl-3,4-dihydropyrimidin-2(1<i>H</i>)-one
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 108.305(5)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   23.7948(12)
_cell_length_b                   7.9905(3)
_cell_length_c                   14.4757(7)
_cell_measurement_reflns_used    5096
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.346
_cell_measurement_theta_min      2.688
_cell_volume                     2613.0(2)
_computing_cell_refinement       'SAINT-NT (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT-NT (Bruker, 2004)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Bruker Kappa APEXII CCD'
_diffrn_measurement_method       '\w and \f'
_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  0.0451
_diffrn_reflns_av_sigmaI/netI    0.0265
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            26518
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         1.80
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.094
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.837
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2004)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.323
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1104
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.265
_refine_diff_density_min         -0.239
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.104
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     183
_refine_ls_number_reflns         2960
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.104
_refine_ls_R_factor_all          0.0689
_refine_ls_R_factor_gt           0.0457
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_max_lt       0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0771P)^2^+1.0144P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1269
_refine_ls_wR_factor_ref         0.1492
_reflns_number_gt                2226
_reflns_number_total             2960
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb2869.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2220505
_cod_database_fobs_code          2220505