N-(5-Methyl-3H-[1,3,4]thiadiazol-2-ylidene)-benzenesulfonamide
Coles, Simon J.; Hursthouse, Michael B.; Mayer, Thomas A.; Threlfall, Terry L.; Crystal Structure Report Archive  (2000) 190–; doi:

data_1519282
_publ_section_title
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 N-(5-Methyl-3H-[1,3,4]thiadiazol-2-ylidene)-benzenesulfonamide
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_journal_name_full               'Crystal Structure Report Archive'
_journal_page_first              190
_journal_year                    2000
_chemical_formula_sum            'C9 H9 N3 O2 S2'
_chemical_formula_weight         255.31
_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
_cell_angle_alpha                75.67(3)
_cell_angle_beta                 86.60(3)
_cell_angle_gamma                75.93(3)
_cell_formula_units_Z            2
_cell_length_a                   6.5117(13)
_cell_length_b                   7.9405(16)
_cell_length_c                   11.213(2)
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.46
_cell_measurement_theta_min      2.91
_cell_volume                     544.9(2)
_computing_cell_refinement       'DENZO & COLLECT'
_computing_data_collection
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, 1998)'
_computing_data_reduction        'DENZO & COLLECT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.857
_diffrn_measured_fraction_theta_max 0.857
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0359
_diffrn_reflns_av_sigmaI/netI    0.0433
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            4557
_diffrn_reflns_theta_full        27.46
_diffrn_reflns_theta_max         27.46
_diffrn_reflns_theta_min         2.91
_exptl_absorpt_coefficient_mu    0.476
_exptl_absorpt_correction_T_max  0.954
_exptl_absorpt_correction_T_min  0.855
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.556
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             264
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.275
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.205
_refine_diff_density_min         -0.350
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.069
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         2143
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.0432
_refine_ls_R_factor_gt           0.0355
_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^)+(0.0499P)^2^+0.1374P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0951
_refine_ls_wR_factor_ref         0.1005
_reflns_number_gt                1822
_reflns_number_total             2143
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            eCrystal-190.cif
_cod_data_source_block           00tam037
_cod_depositor_comments
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Citation :
Coles, Simon J. and Hursthouse, Michael B. and Mayer, Thomas A. and 
Threlfall, Terry L (2000) 
University of Southampton, Crystal Structure Report Archive. 
(doi:10.5258/ecrystals/190)

More at:
http://ecrystals.chem.soton.ac.uk/190/
;
_cod_original_cell_volume        544.88(19)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1519282