Crystal structure of ethyl 2-cyano-3-[(1-ethoxyethylidene)amino]-5-(3-methoxyphenyl)-7-methyl-5<i>H</i>-1,3-thiazolo[3,2-<i>a</i>]pyrimidine-6-carboxylate
Krishnamurthy, M. S.; Begum, Noor Shahina; Acta Crystallographica Section E 71 (2015) o256–o257; doi:10.1107/S2056989015005241

data_2240711
_publ_section_title
;
 Crystal structure of ethyl
 2-cyano-3-[(1-ethoxyethylidene)amino]-5-(3-methoxyphenyl)-7-methyl-5<i>H</i>-1,3-thiazolo[3,2-<i>a</i>]pyrimidine-6-carboxylate
;
_journal_coeditor_code           SU5092
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o256
_journal_page_last               o257
_journal_paper_doi               10.1107/S2056989015005241
_journal_volume                  71
_journal_year                    2015
_chemical_formula_iupac          'C22 H24 N4 O4 S'
_chemical_formula_moiety         'C22 H24 N4 O4 S'
_chemical_formula_sum            'C22 H24 N4 O4 S'
_chemical_formula_weight         440.51
_chemical_name_systematic
;Ethyl
2-cyano-3-[(1-ethoxyethylidene)amino]-5-(3-methoxyphenyl)-7-methyl-5<i>H</i>-1,3-thiazolo[3,2-<i>a</i>]pyrimidine-6-carboxylate
;
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 99.325(5)
_cell_angle_gamma                90.00(5)
_cell_formula_units_Z            8
_cell_length_a                   14.371(3)
_cell_length_b                   13.368(3)
_cell_length_c                   22.771(6)
_cell_measurement_reflns_used    3793
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      1.81
_cell_volume                     4316.8(17)
_computing_cell_refinement
;
SAINT-Plus (Bruker, 1998)
;
_computing_data_collection
;
SMART (Bruker, 1998)
;
_computing_data_reduction
;
SAINT-Plus (Bruker, 1998)
;
_computing_molecular_graphics
;
ORTEP-3 for Windows (Farrugia, 2012) and CAMERON (Watkin <i>et al.</i>,
1996)
;
_computing_publication_material
;
WinGX (Farrugia, 2012)
;
_computing_structure_refinement
;
SHELXL97 (Sheldrick, 2008)
;
_computing_structure_solution
;
SHELXS97 (Sheldrick, 2008)
;
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART APEX CCD detector'
_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  0.0515
_diffrn_reflns_av_sigmaI/netI    0.0577
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            11002
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.81
_exptl_absorpt_coefficient_mu    0.187
_exptl_absorpt_correction_T_max  0.9707
_exptl_absorpt_correction_T_min  0.9671
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Bruker, 1998)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.356
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1856
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.493
_refine_diff_density_min         -0.315
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     285
_refine_ls_number_reflns         3793
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0689
_refine_ls_R_factor_gt           0.0502
_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^)+(0.1696P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1311
_refine_ls_wR_factor_ref         0.1487
_reflns_number_gt                2882
_reflns_number_total             3793
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            su5092sup1.cif
_cod_data_source_block           I
_cod_original_cell_volume        4316.9(16)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2240711
_cod_database_fobs_code          2240711