Effects of incorporating regioisomers and flexible rotors to direct aggregation induced emission to achieve stimuli-responsive luminogens, security inks and chemical warfare agent sensors.
Adil, Laxmi Raman; Iyer, Parameswar Krishnan; Chemical communications (Cambridge, England) 56 (2020) 7633–7636; doi:10.1039/d0cc02318c

data_7126619
_publ_section_title
;
 Effects of incorporating regioisomers and flexible rotors to direct
 aggregation induced emission to achieve stimuli-responsive luminogens,
 security inks and chemical warfare agent sensors.
;
_journal_issue                   55
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              7633
_journal_page_last               7636
_journal_paper_doi               10.1039/d0cc02318c
_journal_volume                  56
_journal_year                    2020
_chemical_formula_sum            'C25 H17 N'
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_chemical_name_systematic
4-(2-((9H-fluoren-9-ylidene)methyl)phenyl)pyridine
_space_group_crystal_system      monoclinic
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_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
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_audit_update_record
;
2019-07-17 deposited with the CCDC.	2020-05-26 downloaded from the CCDC.
;
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_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
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_diffrn_reflns_Laue_measured_fraction_max 0.998
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_exptl_absorpt_coefficient_mu    0.071
_exptl_crystal_colour            yellow
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_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent'
_refine_diff_density_max         0.323
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_number_gt                2105
_reflns_number_total             3183
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0cc02318c3.cif
_cod_data_source_block           exp_5475
_cod_depositor_comments
'Adding full bibliography for 7126617--7126620.cif.'
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7126619
_shelx_shelxl_version_number     2014/7
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