Aerial Oxidation of Protonated Aromatic Amines. Isolation, X-ray Structure, and Redox and Spectral Characteristics of N- Containing Dyes
Suman K Roy; Subhas Samanta; Mominul Sinan; Pradip Ghosh; Sreebrata Goswami; Journal of Organic Chemistry 77 (2012) 10249–10259; doi:10.1021/jo3019126

data_4027731
_publ_section_title
;
 Aerial Oxidation of Protonated Aromatic Amines. Isolation, X-ray
 Structure, and Redox and Spectral Characteristics of N- Containing Dyes
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              10249
_journal_page_last               10259
_journal_paper_doi               10.1021/jo3019126
_journal_volume                  77
_journal_year                    2012
_chemical_formula_moiety         'C34 H30 N4 O4'
_chemical_formula_sum            'C34 H30 N4 O4'
_chemical_formula_weight         558.62
_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                90.00
_cell_angle_beta                 96.000(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.7635(18)
_cell_length_b                   14.054(3)
_cell_length_c                   18.836(3)
_cell_measurement_temperature    293(2)
_cell_volume                     2833.7(9)
_computing_cell_refinement       'BRUKER APEX II'
_computing_data_collection       'BRUKER APEX II'
_computing_data_reduction        'BRUKER APEX SAINT'
_computing_molecular_graphics    'SHELXTL, PLATON'
_computing_publication_material  'MERCURY 2.2'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'BRUKER CCD AREA DETECTOR'
_diffrn_measurement_method       'OMEGA SCAN'
_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  0.0711
_diffrn_reflns_av_sigmaI/netI    0.0554
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            27130
_diffrn_reflns_theta_full        25.85
_diffrn_reflns_theta_max         25.85
_diffrn_reflns_theta_min         1.81
_exptl_absorpt_coefficient_mu    0.087
_exptl_absorpt_correction_T_max  0.9905
_exptl_absorpt_correction_T_min  0.9862
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            PINK
_exptl_crystal_density_diffrn    1.309
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             1176
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.196
_refine_diff_density_min         -0.240
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.764
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     383
_refine_ls_number_reflns         5459
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.764
_refine_ls_R_factor_all          0.0767
_refine_ls_R_factor_gt           0.0450
_refine_ls_shift/su_max          0.035
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+3.2917P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1168
_refine_ls_wR_factor_ref         0.1532
_reflns_number_gt                3685
_reflns_number_total             5459
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo3019126_si_002_4.cif
_cod_data_source_block           1e
_cod_original_cell_volume        2833.7(8)
_cod_database_code               4027731