Interplay of hydrogen bonding and other molecular interactions in determining the crystal packing of a series of <i>anti</i>-β-ketoarylhydrazones
Bertolasi, Valerio; Gilli, Paola; Ferretti, Valeria; Gilli, Gastone; Vaughan, Keith; Jollimore, Jason V.; Acta Crystallographica Section B 55 (1999) 994–1004; doi:10.1107/S0108768199008435

data_2105624
_publ_section_title
;
 Interplay of hydrogen bonding and other molecular interactions in
 determining the crystal packing of a series of
 <i>anti</i>-\b-ketoarylhydrazones
;
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              994
_journal_page_last               1004
_journal_paper_doi               10.1107/S0108768199008435
_journal_volume                  55
_journal_year                    1999
_chemical_formula_sum            'C10 H8 N4 O3'
_chemical_formula_weight         232.20
_chemical_name_systematic
;
E, 2-(2-nitrophenylhydrazono)-3-oxobutanenitrile
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 109.270(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.1840(10)
_cell_length_b                   19.491(2)
_cell_length_c                   8.0840(10)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      13
_cell_measurement_theta_min      9
_cell_volume                     1068.5(2)
_computing_cell_refinement       'CAD4, Enraf-Nonius, 1984'
_computing_data_collection       'CAD4, Enraf-Nonius, 1984'
_computing_data_reduction        'MolEN, C.K. Fair, Enraf-Nonius, 1990'
_computing_molecular_graphics    'ORTEPII (Johnson, 1976)'
_computing_publication_material
'PARST (Nardelli, 1983;1995),SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full .999
_diffrn_measured_fraction_theta_max .999
_diffrn_measurement_device_type  'Enraf-Nonius CAD-4'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .025
_diffrn_reflns_av_sigmaI/netI    .0240
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            2750
_diffrn_reflns_theta_full        27.96
_diffrn_reflns_theta_max         27.96
_diffrn_reflns_theta_min         2.09
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  120
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    .111
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.443
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             480
_exptl_crystal_size_max          .60
_exptl_crystal_size_mid          .26
_exptl_crystal_size_min          .21
_refine_diff_density_max         .229
_refine_diff_density_min         -.196
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     186
_refine_ls_number_reflns         2580
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          .0561
_refine_ls_R_factor_gt           .0401
_refine_ls_shift/su_max          .002
_refine_ls_shift/su_mean         .000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0591P)^2^+0.1463P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         .1173
_reflns_number_gt                1996
_reflns_number_total             2580
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            na0097.cif
_cod_data_source_block           a6
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2105624