Synthesis, Structure, and Characterization of Chromo(fluoro)ionophores with Cation-Triggered Emission Based on N-Methylaza-Crown-Ether Styryl Dyes
Sergey P. Gromov; Svetlana N. Dmitrieva; Artem I. Vedernikov; Nikolay A. Kurchavov; Lyudmila G. Kuz'mina; Sergey K. Sazonov; Yuri A. Strelenko; Michael V. Alfimov; Judith A. K. Howard; Evgeny N. Ushakov; Journal of Organic Chemistry 78 (2013) 9834–9847; doi:10.1021/jo401555a

data_4028641
_publ_section_title
;
 Synthesis, Structure, and Characterization of Chromo(fluoro)ionophores
 with Cation-Triggered Emission Based on N-Methylaza-Crown-Ether Styryl
 Dyes
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              9834
_journal_page_last               9847
_journal_paper_doi               10.1021/jo401555a
_journal_volume                  78
_journal_year                    2013
_chemical_formula_sum            'C26 H37 Ba Cl3 N2 O18 S'
_chemical_formula_weight         941.33
_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           SHELXL-97
_cell_angle_alpha                75.226(4)
_cell_angle_beta                 80.385(4)
_cell_angle_gamma                84.548(4)
_cell_formula_units_Z            2
_cell_length_a                   8.7392(8)
_cell_length_b                   12.4179(11)
_cell_length_c                   17.0087(15)
_cell_measurement_reflns_used    1351
_cell_measurement_temperature    120.0(2)
_cell_measurement_theta_max      21.663
_cell_measurement_theta_min      2.343
_cell_volume                     1757.1(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      120.0(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Bruker SMART-6K'
_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  0.1415
_diffrn_reflns_av_sigmaI/netI    0.2045
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            13507
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         1.25
_exptl_absorpt_coefficient_mu    1.498
_exptl_absorpt_correction_T_max  0.9707
_exptl_absorpt_correction_T_min  0.7340
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2004)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.779
_exptl_crystal_description       plate
_exptl_crystal_F_000             948
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.751
_refine_diff_density_min         -1.970
_refine_diff_density_rms         0.198
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.916
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     479
_refine_ls_number_reflns         8354
_refine_ls_number_restraints     36
_refine_ls_restrained_S_all      0.924
_refine_ls_R_factor_all          0.1734
_refine_ls_R_factor_gt           0.0885
_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^)+(0.1031P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1862
_refine_ls_wR_factor_ref         0.2162
_reflns_number_gt                4352
_reflns_number_total             8354
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo401555a_si_001_6.cif
_cod_data_source_block           1a+Ba
_cod_database_code               4028641