Double Lactonization in Triarylamine-Conjugated Dimethyl Diethynylfumarate: Formation of Intensely Colored and Luminescent Quadrupolar Molecules Including a Missing Structural Isomer of Pechmann Dyes
Mikihiro Hayashi; Fumiyuki Toshimitsu; Ryota Sakamoto; Hiroshi Nishihara; Journal of the American Chemical Society 133 (2011) 14518–14521; doi:10.1021/ja2054176

data_4106775
_publ_section_title
;
 Double Lactonization in Triarylamine-Conjugated Dimethyl
 Diethynylfumarate: Formation of Intensely Colored and Luminescent
 Quadrupolar Molecules Including a Missing Structural Isomer of Pechmann
 Dyes
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              14518
_journal_page_last               14521
_journal_paper_doi               10.1021/ja2054176
_journal_volume                  133
_journal_year                    2011
_chemical_formula_moiety         'C48 H38 N2 O8'
_chemical_formula_sum            'C48 H38 N2 O8'
_chemical_formula_weight         770.8
_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'
_audit_creation_date             2011-05-02T21:44:21-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 109.689(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   12.930(4)
_cell_length_b                   10.396(3)
_cell_length_c                   14.846(5)
_cell_measurement_reflns_used    4143
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.4835
_cell_measurement_theta_min      3.168
_cell_volume                     1878.9(10)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC Inc., 2006)'
_computing_data_collection       'CrystalClear (Rigaku/MSC Inc., 2006)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC Inc., 2006)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution
;
        ????
;
_diffrn_ambient_temperature      113
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device
;
        Saturn724 (4x4 bin mode)
;
_diffrn_measurement_method       dtintegrate.ref
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.0259
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            11772
_diffrn_reflns_theta_full        25
_diffrn_reflns_theta_max         25
_diffrn_reflns_theta_min         3.23
_exptl_absorpt_coefficient_mu    0.093
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.9
_exptl_absorpt_correction_type   numerical
_exptl_crystal_colour            Red
_exptl_crystal_density_diffrn    1.362
_exptl_crystal_description       Platelet
_exptl_crystal_F_000             808
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         1.404
_refine_diff_density_min         -0.529
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.106
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     264
_refine_ls_number_reflns         3296
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.106
_refine_ls_R_factor_gt           0.0862
_refine_ls_shift/su_max          0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1410P)^2^+2.3550P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.247
_reflns_number_gt                2787
_reflns_number_total             3296
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja2054176_si_004.cif
_cod_data_source_block           p66-1
_cod_database_code               4106775