(6<i>E</i>)-<i>N</i>-[(4<i>Z</i>)-2,5-Dimethyl-4-(<i>p</i>-tolylimino)cyclohexa-2,5-dienylidene]-4-methylaniline
Fang-Fang Jian; Rui-Rui Zhuang; Ke-Fei Wang; Jing Wang; Acta Crystallographica Section E 64 (2008) o78–o78; doi:10.1107/S1600536807061028

data_2217095
_publ_section_title
(6<i>E</i>)-<i>N</i>-[(4<i>Z</i>)-2,5-Dimethyl-4-(<i>p</i>-tolylimino)cyclohexa-2,5-dienylidene]-4-methylaniline
_journal_coeditor_code           HG2328
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o78
_journal_page_last               o78
_journal_paper_doi               10.1107/S1600536807061028
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C22 H22 N2'
_chemical_formula_moiety         'C22 H22 N2'
_chemical_formula_sum            'C22 H22 N2'
_chemical_formula_weight         314.42
_chemical_name_systematic
;
(6E)-N-[(4Z)-2,5-Dimethyl-4-(p-tolylimino)cyclohexa-2,5-dienylidene]-4-
methylaniline
;
_space_group_IT_number           148
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_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                120.00
_cell_formula_units_Z            9
_cell_length_a                   21.173(8)
_cell_length_b                   21.173(8)
_cell_length_c                   10.476(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      14
_cell_measurement_theta_min      4
_cell_volume                     4067(2)
_computing_cell_refinement       'CAD-4 Software (Enraf--Nonius, 1989)'
_computing_data_collection       'CAD-4 Software (Enraf--Nonius, 1989)'
_computing_data_reduction        'NRCVAX (Gabe <i>et al.</i>,  1989)'
_computing_molecular_graphics    'SHELXTL/PC (Sheldrick, 1990)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Enraf--Nonius CAD-4 diffractometer'
_diffrn_measurement_method       'omega 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  0.0747
_diffrn_reflns_av_sigmaI/netI    0.0695
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            6148
_diffrn_reflns_theta_full        26.98
_diffrn_reflns_theta_max         26.98
_diffrn_reflns_theta_min         1.92
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 100
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.068
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.155
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1512
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.187
_refine_diff_density_min         -0.139
_refine_ls_extinction_coef       0.0029(9)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     110
_refine_ls_number_reflns         1956
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.1841
_refine_ls_R_factor_gt           0.0722
_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^)+(0.1023P)^2^+1.7438P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1841
_refine_ls_wR_factor_ref         0.2325
_reflns_number_gt                793
_reflns_number_total             1956
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hg2328.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal' 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 'Trigonal' changed to 'trigonal'
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      'R -3'
_cod_database_code               2217095
_cod_database_fobs_code          2217095