<i>N</i>'-[(<i>E</i>)-4-Bromobenzylidene]-2-(4-isobutylphenyl)propanohydrazide
Fun, Hoong-Kun; Quah, Ching Kheng; Sujith, K. V.; Kalluraya, B.; Acta Crystallographica Section E 65 (2009) o1184–o1185; doi:10.1107/S1600536809015542

data_2221957
_publ_section_title
<i>N</i>'-[(<i>E</i>)-4-Bromobenzylidene]-2-(4-isobutylphenyl)propanohydrazide
_journal_coeditor_code           CI2787
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1184
_journal_page_last               o1185
_journal_paper_doi               10.1107/S1600536809015542
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C20 H23 Br N2 O'
_chemical_formula_moiety         'C20 H23 Br N2 O'
_chemical_formula_sum            'C20 H23 Br N2 O'
_chemical_formula_weight         387.31
_chemical_name_systematic
;
<i>N</i>'-[(E)-4-Bromobenzylidene]-2-(4-isobutylphenyl)propanohydrazide
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   9.14400(10)
_cell_length_b                   12.01100(10)
_cell_length_c                   33.5670(4)
_cell_measurement_reflns_used    9400
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      31.65
_cell_measurement_theta_min      2.54
_cell_volume                     3686.62(7)
_computing_cell_refinement       'SAINT (Bruker, 2005)'
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        'SAINT (Bruker, 2005)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
;
SHELXTL (Sheldrick, 2008) and PLATON (Spek, 2009)
;
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.00(10)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type
;
Bruker SMART APEXII CCD area-detector
;
_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  0.0452
_diffrn_reflns_av_sigmaI/netI    0.0588
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       56
_diffrn_reflns_limit_l_min       -58
_diffrn_reflns_number            120355
_diffrn_reflns_theta_full        38.57
_diffrn_reflns_theta_max         38.57
_diffrn_reflns_theta_min         1.21
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.239
_exptl_absorpt_correction_T_max  0.6822
_exptl_absorpt_correction_T_min  0.4067
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>SADABS</i>; Bruker, 2005)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.396
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1600
_exptl_crystal_size_max          0.49
_exptl_crystal_size_mid          0.376
_exptl_crystal_size_min          0.185
_refine_diff_density_max         0.715
_refine_diff_density_min         -0.615
_refine_ls_abs_structure_details 'Flack (1983), 9205 Friedel pairs'
_refine_ls_abs_structure_Flack   0.595(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     448
_refine_ls_number_reflns         20557
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0908
_refine_ls_R_factor_gt           0.0416
_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^)+(0.0498P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0874
_refine_ls_wR_factor_ref         0.1026
_reflns_number_gt                13317
_reflns_number_total             20557
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci2787.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 'Orthorhombic' changed to
'orthorhombic' 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_database_code               2221957
_cod_database_fobs_code          2221957