Similarities and differences in the crystal packing of methoxybenzyl and methoxyphenylethyl-1,3,4-oxadiazole-2(3H)-thiones
Khan, Imtiaz; Ibrar, Aliya; Simpson, Jim; CrystEngComm 16 (2014) 164–; doi:10.1039/c3ce42000k

data_7213574
_publ_section_title
;
 Similarities and differences in the crystal packing of methoxybenzyl and
 methoxyphenylethyl-1,3,4-oxadiazole-2(3H)-thiones
;
_journal_issue                   2
_journal_name_full               CrystEngComm
_journal_page_first              164
_journal_paper_doi               10.1039/c3ce42000k
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'C11 H12 N2 O2 S'
_chemical_formula_sum            'C11 H12 N2 O2 S'
_chemical_formula_weight         236.29
_chemical_name_systematic
; 
5-(2-methoxyphenethyl)-1,3,4-thiadiazole-2(3H)-thione
;
_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                 98.855(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.8668(8)
_cell_length_b                   6.9888(6)
_cell_length_c                   16.1978(13)
_cell_measurement_reflns_used    6610
_cell_measurement_temperature    92(2)
_cell_measurement_theta_max      31.17
_cell_measurement_theta_min      2.55
_cell_volume                     1103.64(16)
_computing_cell_refinement       'APEX2 and SAINT (Bruker, 2011)'
_computing_data_collection       'APEX2 (Bruker, 2011)'
_computing_data_reduction        'SAINT (Bruker, 2011)'
_computing_molecular_graphics
;
Mercury (Macrae <i>et al.</i>, 2008)
;
_computing_publication_material
;
SHELXL-97, enCIFer (Allen <i>et al.</i>, 2004), PLATON (Spek, 2009), 
PublCIF (Westrip 2010)
;
_computing_structure_refinement
;
SHELXL-97 (Sheldrick, 2008) & TITAN (Hunter & Simpson, 1999)
;
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      92(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEXII CCD area 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  0.0377
_diffrn_reflns_av_sigmaI/netI    0.0254
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            26143
_diffrn_reflns_theta_full        32.06
_diffrn_reflns_theta_max         32.06
_diffrn_reflns_theta_min         2.09
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.279
_exptl_absorpt_correction_T_max  0.7464
_exptl_absorpt_correction_T_min  0.7079
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2011)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.422
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'square block'
_exptl_crystal_F_000             496
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.497
_refine_diff_density_min         -0.216
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     149
_refine_ls_number_reflns         3854
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.072
_refine_ls_R_factor_all          0.0407
_refine_ls_R_factor_gt           0.0335
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0466P)^2^+0.3053P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0876
_refine_ls_wR_factor_ref         0.0924
_reflns_number_gt                3271
_reflns_number_total             3854
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c3ce42000k.txt
_cod_data_source_block           compound4
_cod_original_sg_symbol_Hall     '-P 2ybc  '
_cod_original_sg_symbol_H-M      'P 21/c  '
_cod_database_code               7213574