<i>N</i>,<i>N</i>'-Bis(<i>p</i>-methoxyphenyl)-2,2'-(<i>p</i>-phenylenedioxy)diacetamide
Wen, Yong-Hong; Zhang, Shu-Sheng; Liang, Juan; Li, Xue-Mei; Acta Crystallographica Section E 61 (2005) o96–o97; doi:10.1107/S1600536804032180

data_2204857
_publ_section_title
<i>N</i>,<i>N</i>'-Bis(<i>p</i>-methoxyphenyl)-2,2'-(<i>p</i>-phenylenedioxy)diacetamide
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o96
_journal_page_last               o97
_journal_paper_doi               10.1107/S1600536804032180
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C24 H24 N2 O6'
_chemical_formula_moiety         'C24 H24 N2 O6'
_chemical_formula_sum            'C24 H24 N2 O6'
_chemical_formula_weight         436.45
_chemical_name_systematic
;
N,N'-Bis(p-methoxyphenyl)-2,2'-(p-phenylenedioxy)diacetamide
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL97
_cell_angle_alpha                94.3270(10)
_cell_angle_beta                 92.6330(10)
_cell_angle_gamma                97.7190(10)
_cell_formula_units_Z            2
_cell_length_a                   9.8370(7)
_cell_length_b                   10.1922(8)
_cell_length_c                   10.9181(8)
_cell_measurement_reflns_used    6061
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.96
_cell_measurement_theta_min      1.87
_cell_volume                     1079.90(14)
_computing_cell_refinement       'SAINT (Siemens, 1996)'
_computing_data_collection       'SMART (Siemens, 1996)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    SHELXTL
_computing_publication_material
'SHELXTL, PARST (Nardelli, 1995) and PLATON (Spek, 1990)'
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.950
_diffrn_measurement_device_type  'Simens SMART 1000 CCD area-detector'
_diffrn_measurement_method       \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  0.0189
_diffrn_reflns_av_sigmaI/netI    0.0316
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            9528
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.96
_diffrn_reflns_theta_min         1.87
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.097
_exptl_absorpt_correction_T_max  0.9846
_exptl_absorpt_correction_T_min  0.9677
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    .
_exptl_crystal_description       Block
_exptl_crystal_F_000             460
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.390
_refine_diff_density_min         -0.265
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     291
_refine_ls_number_reflns         4932
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0883
_refine_ls_R_factor_gt           0.0676
_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^)+(0.0865P)^2^+0.3355P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1698
_refine_ls_wR_factor_ref         0.1849
_reflns_number_gt                3671
_reflns_number_total             4932
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci6494.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 'Triclinic' changed to 'triclinic'
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               2204857