(<i>E</i>)-1-(2-Thienyl)-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one
Fun, Hoong-Kun; Jebas, Samuel Robinson; Patil, P. S.; Dharmaprakash, S. M.; Acta Crystallographica Section E 64 (2008) o1510–o1511; doi:10.1107/S1600536808021375

data_2219097
_publ_section_title
;
 (<i>E</i>)-1-(2-Thienyl)-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one
;
_journal_coeditor_code           LH2658
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1510
_journal_page_last               o1511
_journal_paper_doi               10.1107/S1600536808021375
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C16 H16 O4 S'
_chemical_formula_moiety         'C16 H16 O4 S'
_chemical_formula_sum            'C16 H16 O4 S'
_chemical_formula_weight         304.35
_chemical_name_systematic
;
(E)-1-(2-Thienyl)-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one
;
_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           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 97.0210(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.53910(10)
_cell_length_b                   7.92250(10)
_cell_length_c                   24.3399(3)
_cell_measurement_reflns_used    4291
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      28.41
_cell_measurement_theta_min      2.71
_cell_volume                     1442.88(3)
_computing_cell_refinement       'APEX2 (Bruker, 2005)'
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        'SAINT (Bruker, 2005)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
;
SHELXTL (Sheldrick, 2008) and PLATON (Spek, 2003)
;
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.00(10)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART APEXII CCD area-detector'
_diffrn_measurement_method       '\f and \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  0.0631
_diffrn_reflns_av_sigmaI/netI    0.0367
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            33027
_diffrn_reflns_theta_full        30.13
_diffrn_reflns_theta_max         30.13
_diffrn_reflns_theta_min         1.69
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.237
_exptl_absorpt_correction_T_max  0.9666
_exptl_absorpt_correction_T_min  0.9420
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2005)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.401
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.408
_refine_diff_density_min         -0.223
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     211
_refine_ls_number_reflns         4256
_refine_ls_number_restraints     120
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0645
_refine_ls_R_factor_gt           0.0455
_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^)+(0.0532P)^2^+0.4695P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1084
_refine_ls_wR_factor_ref         0.1202
_reflns_number_gt                3174
_reflns_number_total             4256
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh2658.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2219097
_cod_database_fobs_code          2219097