(<i>Z</i>)-4-Amino-1,2,5-oxadiazole-3-carboxamide oxime
Zhang, Hui; Jian, Fang-fang; Acta Crystallographica Section E 65 (2009) o2911–; doi:10.1107/S1600536809044432

data_2223908
_publ_section_title
;
 (<i>Z</i>)-4-Amino-1,2,5-oxadiazole-3-carboxamide oxime
;
_journal_coeditor_code           LH2924
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2911
_journal_paper_doi               10.1107/S1600536809044432
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C3 H5 N5 O2'
_chemical_formula_moiety         'C3 H5 N5 O2'
_chemical_formula_sum            'C3 H5 N5 O2'
_chemical_formula_weight         143.12
_chemical_name_systematic
;
(<i>Z</i>)-4-Amino-1,2,5-oxadiazole-3-carboxamide oxime
;
_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                90.00
_cell_angle_beta                 96.53(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            12
_cell_length_a                   7.6514(15)
_cell_length_b                   11.712(2)
_cell_length_c                   19.218(4)
_cell_measurement_reflns_used    3891
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.47
_cell_measurement_theta_min      3.19
_cell_volume                     1711.0(6)
_computing_cell_refinement       'SAINT (Bruker, 1997)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        'SAINT (Bruker, 1997)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_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 0.998
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       '\f and \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  0.0176
_diffrn_reflns_av_sigmaI/netI    0.0149
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            16421
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3.19
_exptl_absorpt_coefficient_mu    0.141
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.667
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       bar
_exptl_crystal_F_000             888
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.414
_refine_diff_density_min         -0.274
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.879
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         3891
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.879
_refine_ls_R_factor_all          0.0517
_refine_ls_R_factor_gt           0.0414
_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^)+(0.0979P)^2^+0.2809P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1224
_refine_ls_wR_factor_ref         0.1305
_reflns_number_gt                2954
_reflns_number_total             3891
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lh2924.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_cell_volume        1710.9(6)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2223908
_cod_database_fobs_code          2223908