Guest-induced self-assembly of a macrocyclic boronic ester containing diarylethene units: enhancement of photoresponsivity
Nobuharu Iwasawa; Hiroki Takahagi; Kosuke Ono; Kotaro Fujii; Hidehiro Uekusa; Chem.Commun. 48 (2012) 7477–; doi:10.1039/c2cc31989f

data_7108017
_publ_section_title
;
 Guest-induced self-assembly of a macrocyclic boronic ester containing
 diarylethene units: enhancement of photoresponsivity
;
_journal_name_full               Chem.Commun.
_journal_page_first              7477
_journal_paper_doi               10.1039/c2cc31989f
_journal_volume                  48
_journal_year                    2012
_chemical_formula_moiety         'C 78 H60 B4 F12 O8 S4, 6 (C7 H8)'
_chemical_formula_sum            'C120 H108 B4 F12 O8 S4'
_chemical_formula_weight         2077.54
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      60
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.2237(16)
_cell_length_b                   28.777(2)
_cell_length_c                   22.1354(19)
_cell_measurement_reflns_used    81396
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.35
_cell_measurement_theta_min      3.00
_cell_volume                     10971.3(16)
_computing_cell_refinement       'PROCESS-AUTO (Rigaku, 1998) '
_computing_data_collection       'PROCESS-AUTO (Rigaku, 1998)'
_computing_data_reduction        'PROCESS-AUTO (Rigaku, 1998) '
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1998)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID IP area detector system'
_diffrn_measurement_method       '\w scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0956
_diffrn_reflns_av_sigmaI/netI    0.0640
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -34
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            81396
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         3.00
_diffrn_source                   'rotating anode X-ray tube'
_exptl_absorpt_coefficient_mu    0.163
_exptl_absorpt_correction_T_max  0.9919
_exptl_absorpt_correction_T_min  0.9681
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'absorption was corrected by ABSCOR'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.258
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             4336
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.069
_refine_diff_density_min         -0.623
_refine_diff_density_rms         0.137
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.808
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     581
_refine_ls_number_reflns         10023
_refine_ls_number_restraints     21
_refine_ls_restrained_S_all      3.269
_refine_ls_R_factor_all          0.2206
_refine_ls_R_factor_gt           0.1806
_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^)+(0.2000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.4902
_refine_ls_wR_factor_ref         0.5125
_reflns_number_gt                5628
_reflns_number_total             10023
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc31989f.txt
_cod_data_source_block           new
_cod_original_cell_volume        10971.2(16)
_cod_database_code               7108017