Reversible near-infrared/blue mechanofluorochromism of aminobenzopyranoxanthene.
Tanioka, Masaru; Kamino, Shinichiro; Muranaka, Atsuya; Ooyama, Yousuke; Ota, Hiromi; Shirasaki, Yoshinao; Horigome, Jun; Ueda, Masashi; Uchiyama, Masanobu; Sawada, Daisuke; Enomoto, Shuichi; Journal of the American Chemical Society 137 (2015) 6436–6439; doi:10.1021/jacs.5b00877

data_4123608
_publ_section_title
;
 Reversible near-infrared/blue mechanofluorochromism of
 aminobenzopyranoxanthene.
;
_journal_issue                   20
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              6436
_journal_page_last               6439
_journal_paper_doi               10.1021/jacs.5b00877
_journal_volume                  137
_journal_year                    2015
_chemical_formula_moiety         'C46 H46 N2 O7'
_chemical_formula_sum            'C46 H46 N2 O7'
_chemical_formula_weight         738.88
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.0000
_cell_angle_beta                 97.632(6)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   7.901(4)
_cell_length_b                   20.348(9)
_cell_length_c                   27.634(13)
_cell_measurement_reflns_used    11117
_cell_measurement_temperature    110
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      3.00
_cell_volume                     4403(4)
_computing_cell_refinement       'CrystalClear-SM Expert 2.0 r16'
_computing_data_collection
'CrystalClear-SM Expert 2.0 r16 (Rigaku, 2014)'
_computing_data_reduction        'CrystalClear-SM Expert 2.0 r16'
_computing_molecular_graphics    'CrystalStructure 4.1'
_computing_publication_material  'CrystalStructure 4.1 (Rigaku, 2014)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'Superflip (Palatinus, et al., 2007)'
_diffrn_ambient_temperature      110
_diffrn_detector_area_resol_mean 7.111
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Rigaku Saturn724'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0757
_diffrn_reflns_laue_measured_fraction_full 0.000
_diffrn_reflns_laue_measured_fraction_max 0.000
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            61139
_diffrn_reflns_point_group_measured_fraction_full 0.000
_diffrn_reflns_point_group_measured_fraction_max 0.000
_diffrn_reflns_theta_full        27.500
_diffrn_reflns_theta_max         27.500
_diffrn_reflns_theta_min         2.998
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.075
_exptl_absorpt_correction_T_max  0.985
_exptl_absorpt_correction_T_min  0.830
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.114
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1568.00
_exptl_crystal_size_max          0.300
_exptl_crystal_size_mid          0.280
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.78
_refine_diff_density_min         -0.47
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.103
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     505
_refine_ls_number_reflns         9988
_refine_ls_number_restraints     3
_refine_ls_R_factor_all          0.0818
_refine_ls_R_factor_gt           0.0676
_refine_ls_shift/su_max          0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.1090P)^2^+1.3882P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1932
_refine_ls_wR_factor_ref         0.2062
_reflns_number_gt                8244
_reflns_number_total             9988
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            ja5b00877_si_009.cif
_cod_data_source_block           No106_THF_ether
_cod_depositor_comments
'Adding full bibliography for 4123606--4123614.cif.'
_cod_database_code               4123608