Influence of halogen atoms on the structures and photophysical properties of 9,10-distyrylanthracene (DSA)
Wu, Dong-En; Wang, Man-Ning; Luo, Yang-Hui; Wen, Gao-Ju; Sun, Bai-Wang; CrystEngComm 17 (2015) 9228–; doi:10.1039/C5CE01465D

data_7223101
_publ_section_title
;
 Influence of halogen atoms on the structures and photophysical properties
 of 9,10-distyrylanthracene (DSA)
;
_journal_issue                   47
_journal_name_full               CrystEngComm
_journal_page_first              9228
_journal_paper_doi               10.1039/C5CE01465D
_journal_volume                  17
_journal_year                    2015
_chemical_formula_moiety         'C30 H22'
_chemical_formula_sum            'C30 H22'
_chemical_formula_weight         382.48
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
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_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
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-09-21 deposited with the CCDC.
2015-10-29 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.70(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   5.2605(11)
_cell_length_b                   9.4604(19)
_cell_length_c                   20.691(4)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      12
_cell_measurement_theta_min      9
_cell_volume                     1029.6(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.974
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'Nonius CAD4'
_diffrn_measurement_method       \w/2\q
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_limit_h_min       0
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_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
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_diffrn_reflns_theta_full        25.37
_diffrn_reflns_theta_max         25.37
_diffrn_reflns_theta_min         1.97
_diffrn_standards_decay_%        1
_diffrn_standards_interval_count 200
_diffrn_standards_interval_time  2h
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.070
_exptl_absorpt_correction_T_max  0.9931
_exptl_absorpt_correction_T_min  0.9794
_exptl_absorpt_correction_type   psi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.234
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             404
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.201
_refine_diff_density_min         -0.152
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.003
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         1845
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.1681
_refine_ls_R_factor_gt           0.0846
_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^)+(0.0700P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1640
_refine_ls_wR_factor_ref         0.1940
_reflns_number_gt                883
_reflns_number_total             1845
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce01465d2.cif
_cod_data_source_block           q
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 

 Adding full bibliography for 7223101--7223105.cif.
;
_cod_original_cell_volume        1029.7(4)
_cod_original_sg_symbol_H-M      P21/N
_cod_database_code               7223101