Crystal structure of ethyl 6-methyl-2-sulfanylidene-4-(thiophen-2-yl)-1,2,3,4-tetrahydropyrimidine-5-carboxylate
Suresh, M.; Padusha, M. Syed Ali; Novina, J. Josephine; Vasuki, G.; Viswanathan, Vijayan; Velmurugan, Devadasan; Acta Crystallographica Section E 71 (2015) o81–o82; doi:10.1107/S2056989014027741

data_2240354
_publ_section_title
;
 Crystal structure of ethyl
 6-methyl-2-sulfanylidene-4-(thiophen-2-yl)-1,2,3,4-tetrahydropyrimidine-5-carboxylate
;
_journal_coeditor_code           TK5352
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o81
_journal_page_last               o82
_journal_paper_doi               10.1107/S2056989014027741
_journal_volume                  71
_journal_year                    2015
_chemical_formula_iupac          'C12 H14 N2 O2 S2'
_chemical_formula_moiety         'C12 H14 N2 O2 S2'
_chemical_formula_sum            'C12 H14 N2 O2 S2'
_chemical_formula_weight         282.37
_chemical_name_systematic
'Ethyl 6-methyl-2-sulfanylidene-4-(thiophen-2-yl)-1,2,3,4-tetrahydropyrimidine-5-carboxylate'
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.1090(10)
_cell_angle_beta                 95.1560(10)
_cell_angle_gamma                101.2760(10)
_cell_formula_units_Z            2
_cell_length_a                   7.30690(10)
_cell_length_b                   8.32670(10)
_cell_length_c                   11.24610(10)
_cell_measurement_reflns_used    2762
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.47
_cell_measurement_theta_min      1.82
_cell_volume                     668.183(14)
_computing_cell_refinement
;
APEX2 and SAINT (Bruker, 2008)
;
_computing_data_collection
;
APEX2 (Bruker, 2008)
;
_computing_data_reduction
;
SAINT and XPREP (Bruker, 2008)
;
_computing_molecular_graphics
;
ORTEP-3 for Windows (Farrugia, 2012) and Mercury (Macrae <i>et al.</i>,
2008)
;
_computing_publication_material
;
PLATON (Spek, 2009)
;
_computing_structure_refinement
;
SHELXL97 (Sheldrick, 2008)
;
_computing_structure_solution
;
SIR92 (Altomare <i>et al.</i>,  1993)
;
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker  APEXII CCD'
_diffrn_measurement_method       '\w and \f scan'
_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  0.0205
_diffrn_reflns_av_sigmaI/netI    0.0190
_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       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            10188
_diffrn_reflns_theta_full        26.47
_diffrn_reflns_theta_max         26.47
_diffrn_reflns_theta_min         1.82
_exptl_absorpt_coefficient_mu    0.394
_exptl_absorpt_correction_T_max  0.9617
_exptl_absorpt_correction_T_min  0.9254
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Bruker, 2008)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.403
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             296
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.644
_refine_diff_density_min         -0.401
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     165
_refine_ls_number_reflns         2762
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0681
_refine_ls_R_factor_gt           0.0598
_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^)+(0.1181P)^2^+0.5067P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1787
_refine_ls_wR_factor_ref         0.1889
_reflns_number_gt                2325
_reflns_number_total             2762
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            tk5352sup1.cif
_cod_data_source_block           I
_cod_database_code               2240354
_cod_database_fobs_code          2240354