(<i>E</i>)-<i>N</i>-Benzylidene-4<i>H</i>-1,2,4-triazol-4-amine
Thenmozhi, M.; Kavitha, T.; Reddy, B. Palakshi; Vijayakumar, V.; Ponnuswamy, M. N.; Acta Crystallographica Section E 66 (2010) o558–; doi:10.1107/S1600536810003946

data_2225193
_publ_section_title
;
 (<i>E</i>)-<i>N</i>-Benzylidene-4<i>H</i>-1,2,4-triazol-4-amine
;
_journal_coeditor_code           CI5006
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o558
_journal_paper_doi               10.1107/S1600536810003946
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C9 H8 N4'
_chemical_formula_moiety         'C9 H8 N4'
_chemical_formula_sum            'C9 H8 N4'
_chemical_formula_weight         172.19
_chemical_name_systematic
;
(<i>E</i>)-<i>N</i>-Benzylidene-4<i>H</i>-1,2,4-triazol-4-amine
;
_space_group_IT_number           5
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 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                 111.067(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            12
_cell_length_a                   33.0059(11)
_cell_length_b                   4.06390(10)
_cell_length_c                   20.6535(7)
_cell_measurement_reflns_used    14802
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.62
_cell_measurement_theta_min      2.05
_cell_volume                     2585.14(14)
_computing_cell_refinement       'SAINT (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT (Bruker, 2004)'
_computing_molecular_graphics
;
PLATON (Spek, 2009) and ORTEP-3 (Farrugia, 1997)
;
_computing_publication_material
'SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type
'Bruker Kappa APEXII area-detector diffractometer'
_diffrn_measurement_method       '\w and \f 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  0.0316
_diffrn_reflns_av_sigmaI/netI    0.0258
_diffrn_reflns_limit_h_max       42
_diffrn_reflns_limit_h_min       -42
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            14802
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.62
_diffrn_reflns_theta_min         2.05
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.087
_exptl_absorpt_correction_T_max  0.9897
_exptl_absorpt_correction_T_min  0.9829
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2001)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.327
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1080
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.128
_refine_diff_density_min         -0.160
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.991
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     352
_refine_ls_number_reflns         3418
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.990
_refine_ls_R_factor_all          0.0575
_refine_ls_R_factor_gt           0.0386
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0936P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1130
_refine_ls_wR_factor_ref         0.1325
_reflns_number_gt                2582
_reflns_number_total             3418
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci5006.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      'C 2'
_cod_database_code               2225193
_cod_database_fobs_code          2225193