Regulating the piezofluorochromism of 9,10-bis(butoxystyryl)anthracenes by isomerization of butyl groups
Yao Xiong; Xilong Yan; Yawen Ma; Yang Li; Guohui Yin; Ligong Chen; Chem.Commun. 51 (2015) 3403–; doi:10.1039/C4cc10196K

data_7116535
_publ_section_title
;
 Regulating the piezofluorochromism of 9,10-bis(butoxystyryl)anthracenes
 by isomerization of butyl groups
;
_journal_name_full               Chem.Commun.
_journal_page_first              3403
_journal_paper_doi               10.1039/C4cc10196K
_journal_volume                  51
_journal_year                    2015
_chemical_formula_sum            'C38 H38 O2'
_chemical_formula_weight         526.68
_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
_audit_update_record
;
2014-12-14 deposited with the CCDC.
2015-01-27 downloaded from the CCDC.
;
_cell_angle_alpha                99.935(3)
_cell_angle_beta                 101.993(4)
_cell_angle_gamma                96.700(3)
_cell_formula_units_Z            2
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_cell_length_b                   9.9674(3)
_cell_length_c                   16.4761(8)
_cell_measurement_reflns_used    5553
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      70.9670
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_cell_volume                     1461.72(11)
_computing_cell_refinement
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CrysAlisPro, Agilent Technologies,
Version 1.171.37.34k (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,16:31:05)
;
_computing_data_collection
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CrysAlisPro, Agilent Technologies,
Version 1.171.37.34k (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,16:31:05)
;
_computing_data_reduction
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CrysAlisPro, Agilent Technologies,
Version 1.171.37.34k (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,16:31:05)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      100.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.0793
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0168
_diffrn_reflns_av_sigmaI/netI    0.0224
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            9459
_diffrn_reflns_theta_full        67.07
_diffrn_reflns_theta_max         67.07
_diffrn_reflns_theta_min         4.56
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_diffrn_standards_decay_%        none
_diffrn_standards_interval_count 1
_diffrn_standards_interval_time  1
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_exptl_absorpt_coefficient_mu    0.554
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.69813
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.34k (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,16:31:05)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear light yellow'
_exptl_crystal_density_diffrn    1.197
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             564
_exptl_crystal_size_max          0.3400
_exptl_crystal_size_mid          0.1600
_exptl_crystal_size_min          0.0300
_refine_diff_density_max         0.203
_refine_diff_density_min         -0.246
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     419
_refine_ls_number_reflns         5219
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0447
_refine_ls_R_factor_gt           0.0409
_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^)+(0.0618P)^2^+0.3472P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1098
_refine_ls_wR_factor_ref         0.1139
_reflns_number_gt                4673
_reflns_number_total             5219
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4cc10196k2.cif
_cod_data_source_block           exp_724
_cod_original_cell_volume        1461.72(10)
_cod_database_code               7116535