2-Amino-5-phenyl-1,3,4-thiadiazole at 110K
Sema Öztürk; Mehmet Akkurt; Ahmet Cansız; Metin Koparır; Mehmet Şekerci; Frank W. Heinemann; Acta Crystallographica Section E 60 (2004) o820–o821; doi:10.1107/S1600536804008608

data_2203578
_publ_section_title
;
 2-Amino-5-phenyl-1,3,4-thiadiazole at 110K
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o820
_journal_page_last               o821
_journal_paper_doi               10.1107/S1600536804008608
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          'C8 H7 N3 S'
_chemical_formula_moiety         'C8 H7 N3 S'
_chemical_formula_sum            'C8 H7 N3 S'
_chemical_formula_weight         177.24
_chemical_name_systematic
;
5-Phenyl-1,3,4-thiadiazol-2-amine
;
_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
_cell_angle_alpha                90
_cell_angle_beta                 117.965(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.604(5)
_cell_length_b                   7.922(5)
_cell_length_c                   11.116(5)
_cell_measurement_reflns_used    73
_cell_measurement_temperature    100
_cell_measurement_theta_max      20
_cell_measurement_theta_min      6
_cell_volume                     824.8(7)
_computing_cell_refinement       'EVALCCD (Duisenberg et al., 2003)'
_computing_data_collection       'COLLECT (Nonius, 1999)'
_computing_data_reduction        EVALCCD
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker--Nonius KappaCCD'
_diffrn_measurement_method
'\f and \w-scans (per frame) with 2.0\% and 40 sec per frame'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0584
_diffrn_reflns_av_sigmaI/netI    0.0353
_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       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            23236
_diffrn_reflns_reduction_process ' ?'
_diffrn_reflns_theta_full        29.00
_diffrn_reflns_theta_max         29.00
_diffrn_reflns_theta_min         3.67
_exptl_absorpt_coefficient_mu    0.333
_exptl_absorpt_correction_T_max  0.977
_exptl_absorpt_correction_T_min  0.887
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2002)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.427
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             368
_exptl_crystal_size_max          0.37
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.355
_refine_diff_density_min         -0.270
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     117
_refine_ls_number_reflns         2176
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0556
_refine_ls_R_factor_gt           0.0350
_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^)+(0.0346P)^2^+0.3514P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0720
_refine_ls_wR_factor_ref         0.0781
_reflns_number_gt                1699
_reflns_number_total             2176
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            cv6296.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2203578