Di-2-pyridyl ketone <i>N</i>^4^,<i>N</i>^4^-(butane-1,4-diyl)thiosemicarbazone
Usman, Anwar; Razak, Ibrahim Abdul; Chantrapromma, Suchada; Fun, Hoong-Kun; Philip, Varughese; Sreekanth, A.; Prathapachandra Kurup, M. R.; Acta Crystallographica Section C 58 (2002) o652–o654; doi:10.1107/S0108270102017699

data_2013045
_publ_section_title
;
 Di-2-pyridyl ketone
 <i>N</i>^4^,<i>N</i>^4^-(butane-1,4-diyl)thiosemicarbazone
;
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o652
_journal_page_last               o654
_journal_paper_doi               10.1107/S0108270102017699
_journal_volume                  58
_journal_year                    2002
_chemical_formula_moiety         'C16 H17 N5 S'
_chemical_formula_sum            'C16 H17 N5 S'
_chemical_formula_weight         311.41
_chemical_name_systematic
;
Di-2-pyridyl ketone N^4^,N^4^-(butane-1,4-diyl)thiosemicarbazone
;
_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
_audit_creation_method           SHELXL97
_cell_angle_alpha                103.753(2)
_cell_angle_beta                 90.361(2)
_cell_angle_gamma                90.3920(10)
_cell_formula_units_Z            4
_cell_length_a                   9.0068(7)
_cell_length_b                   11.2034(8)
_cell_length_c                   15.8750(12)
_cell_measurement_reflns_used    2342
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.34
_cell_measurement_theta_min      2.61
_cell_volume                     1555.9(2)
_computing_cell_refinement       'SAINT (Siemens, 1996)'
_computing_data_collection       'SMART (Siemens, 1996)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    SHELXTL
_computing_publication_material
'SHELXTL, PARST (Nardelli, 1995) and PLATON (Spek, 1990)'
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 0.946
_diffrn_measured_fraction_theta_max 0.946
_diffrn_measurement_device_type  'Siemens SMART CCD area-detector'
_diffrn_measurement_method       \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  0.027
_diffrn_reflns_av_sigmaI/netI    0.085
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            9895
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         2.61
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.212
_exptl_absorpt_correction_T_max  0.939
_exptl_absorpt_correction_T_min  0.901
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.329
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             656
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.29
_refine_diff_density_min         -0.26
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     407
_refine_ls_number_reflns         7299
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.142
_refine_ls_R_factor_gt           0.076
_refine_ls_shift/su_max          <0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0522P)^2^+1.3792P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.143
_refine_ls_wR_factor_ref         0.170
_reflns_number_gt                4123
_reflns_number_total             7299
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ob1085.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 'Triclinic' changed to 'triclinic'
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 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               2013045
_cod_database_fobs_code          2013045