4,6-Dimethyl-2-thioxo-1,2-dihydropyridine-3-carbonitrile
Eyduran, Fatih; Özyürek, Cengiz; Dilek, Nefise; Ocak Iskeleli, Nazan; Şendil, Kıvılcım; Acta Crystallographica Section E 63 (2007) o2415–o2417; doi:10.1107/S1600536807016418

data_2213087
_publ_section_title
;
 4,6-Dimethyl-2-thioxo-1,2-dihydropyridine-3-carbonitrile
;
_journal_coeditor_code           AT2257
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2415
_journal_page_last               o2417
_journal_paper_doi               10.1107/S1600536807016418
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C8 H8 N2 S'
_chemical_formula_moiety         'C8 H8 N2 S'
_chemical_formula_sum            'C8 H8 N2 S'
_chemical_formula_weight         164.22
_chemical_name_systematic
;
4,6-Dimethyl-2-thioxo-1,2-dihydropyridine-3-carbonitrile
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 113.185(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.6526(6)
_cell_length_b                   8.4577(4)
_cell_length_c                   13.7386(11)
_cell_measurement_reflns_used    16876
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.00
_cell_measurement_theta_min      2.41
_cell_volume                     817.39(11)
_computing_cell_refinement       X-AREA
_computing_data_collection       'X-AREA (Stoe & Cie, 2002)'
_computing_data_reduction        'X-RED32 (Stoe & Cie, 2002)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 6.67
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Stoe IPDS II'
_diffrn_measurement_method       \w
_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  0.0313
_diffrn_reflns_av_sigmaI/netI    0.0144
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            11418
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.90
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.327
_exptl_absorpt_correction_T_max  0.9392
_exptl_absorpt_correction_T_min  0.8563
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   '(X-RED32; Stoe & Cie, 2002)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.334
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             344
_exptl_crystal_size_max          0.440
_exptl_crystal_size_mid          0.343
_exptl_crystal_size_min          0.190
_refine_diff_density_max         0.177
_refine_diff_density_min         -0.212
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     108
_refine_ls_number_reflns         1606
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0335
_refine_ls_R_factor_gt           0.0296
_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^)+(0.0444P)^2^+0.2054P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0826
_refine_ls_wR_factor_ref         0.0847
_reflns_number_gt                1431
_reflns_number_total             1606
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            at2257.cif
_cod_data_source_block           I
_cod_original_cell_volume        817.39(10)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2213087
_cod_database_fobs_code          2213087