<i>N</i>,<i>N</i>'-Bis(4-chlorobenzylidene)-2,2-dimethylpropane-1,3-diamine
Fun, Hoong-Kun; Kargar, Hadi; Kia, Reza; Acta Crystallographica Section E 64 (2008) o2273–; doi:10.1107/S1600536808035307

data_2220362
_publ_section_title
;
 <i>N</i>,<i>N</i>'-Bis(4-chlorobenzylidene)-2,2-dimethylpropane-1,3-diamine
;
_journal_coeditor_code           TK2319
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2273
_journal_paper_doi               10.1107/S1600536808035307
_journal_volume                  64
_journal_year                    2008
_chemical_formula_moiety         'C19 H20 Cl2 N2'
_chemical_formula_sum            'C19 H20 Cl2 N2'
_chemical_formula_weight         347.27
_chemical_name_common
;
<i>N,N'</i>-Bis(4-dichlorobenzylidene)-2,2-dimethyl-propane-1,3-diamine
;
_chemical_name_systematic
;
<i>N</i>,<i>N</i>'-Bis(4-dichlorobenzylidene)-2,2-dimethylpropane-1,3-diamine
;
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90
_cell_angle_beta                 92.2130(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   19.6392(3)
_cell_length_b                   9.3275(2)
_cell_length_c                   9.7841(2)
_cell_measurement_reflns_used    8119
_cell_measurement_temperature    100.0(10)
_cell_measurement_theta_max      38.9
_cell_measurement_theta_min      3.0
_cell_volume                     1790.96(6)
_computing_cell_refinement       'APEX2 (Bruker, 2005) and 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, 2003)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.00(10)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_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  0.028
_diffrn_reflns_av_sigmaI/netI    0.030
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            21670
_diffrn_reflns_theta_full        32.5
_diffrn_reflns_theta_max         32.5
_diffrn_reflns_theta_min         1.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.363
_exptl_absorpt_correction_T_max  0.966
_exptl_absorpt_correction_T_min  0.836
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>SADABS</i>; Bruker, 2005)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.288
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             728
_exptl_crystal_size_max          0.51
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.38
_refine_diff_density_min         -0.32
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.03
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         6419
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.03
_refine_ls_R_factor_all          0.047
_refine_ls_R_factor_gt           0.036
_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^)+(0.0434P)^2^+0.5329P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.088
_refine_ls_wR_factor_ref         0.095
_reflns_number_gt                5273
_reflns_number_total             6419
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            tk2319.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      'P 21/c'
_cod_database_code               2220362
_cod_database_fobs_code          2220362