Stimuli-responsive aggregation-induced fluorescence in a series of biphenyl-based Knoevenagel products: effects of substituent active methylene groups on π–π interactions
Sarma, Parishmita; Patir, Khemnath; Sarmah, Kashyap Kumar; Gogoi, Sonit Kumar; Thakuria, Ranjit; Das, Pranab Jyoti; Acta Crystallographica Section B 75 (2019) –; doi:10.1107/S2052520619009156

data_2108477
_publ_section_title
;
 Stimuli-responsive aggregation-induced fluorescence in a series of
 biphenyl-based Knoevenagel products: effects of substituent active
 methylene groups on \p--\p interactions
;
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first
;
;
_journal_paper_doi               10.1107/S2052520619009156
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_journal_year                    2019
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2016/6 (Sheldrick 2016)'
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.0833P)^2^+0.2424P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_threshold_expression     'I > 2\s(I)'
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_cod_original_cell_volume        1473.21(17)
_cod_database_code               2108477
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_min   0.985
_shelx_estimated_absorpt_t_max   0.991
_exptl_absorpt_special_details   'Sheldrick,G.M.,2015,University of gottingen'
_shelx_res_checksum              35963
_shelx_hkl_checksum              36059