Polymorphism-Dependent and Switchable Emission of Butterfly-Like Bis(diarylmethylene)dihydroanthracenes
He, Zikai; Zhang, Liuqing; Mei, Ju; Zhang, Tian; Lam, Jacky W. Y.; Shuai, Zhigang; Dong, Yong Qiang; Tang, Ben Zhong; Chemistry of Materials 27 (2015) 6601–; doi:10.1021/acs.chemmater.5b02280

data_4003183
_publ_section_title
;
 Polymorphism-Dependent and Switchable Emission of Butterfly-Like
 Bis(diarylmethylene)dihydroanthracenes
;
_journal_issue                   19
_journal_name_full               'Chemistry of Materials'
_journal_page_first              6601
_journal_paper_doi               10.1021/acs.chemmater.5b02280
_journal_volume                  27
_journal_year                    2015
_chemical_formula_sum            'C44 H36'
_chemical_formula_weight         564.73
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_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                99.954(3)
_cell_angle_beta                 101.968(3)
_cell_angle_gamma                107.734(3)
_cell_formula_units_Z            2
_cell_length_a                   10.4299(16)
_cell_length_b                   11.9506(18)
_cell_length_c                   13.855(2)
_cell_measurement_reflns_used    4369
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.46
_cell_measurement_theta_min      2.70
_cell_volume                     1556.6(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0249
_diffrn_reflns_av_sigmaI/netI    0.0440
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            10396
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.09
_exptl_absorpt_coefficient_mu    0.068
_exptl_absorpt_correction_T_max  0.9694
_exptl_absorpt_correction_T_min  0.9668
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.205
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             600
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.47
_exptl_crystal_size_min          0.46
_refine_diff_density_max         0.341
_refine_diff_density_min         -0.280
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     401
_refine_ls_number_reflns         7083
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0571
_refine_ls_R_factor_gt           0.0464
_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^)+(0.0649P)^2^+0.4689P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1226
_refine_ls_wR_factor_ref         0.1316
_reflns_number_gt                5877
_reflns_number_total             7083
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cm5b02280_si_005.cif
_cod_data_source_block           TDHA-g
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-scan' was
changed to 'multi-scan' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

data item '_symmetry_cell_setting' value 'Triclinic' was changed to
'triclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4003183