Diarylfluorene-Based Shape-Persistent Organic Nanomolecular Frameworks via Iterative Friedel-Crafts Protocol toward Multicomponent Organic Semiconductors

Table 1

Physical data of PyFA, BPyFA and BPyFBFFA.

Compound	𝜆max^a (nm/abs)	𝜆max^a (nm/PL)	𝜆max^b (nm/PL)	𝑇𝑑 (°C)^c	𝑇𝑔 (°C)^d	(HOMO/eV)^e	(LUMO/eV)^e	Band gap
PyFA	298, 350	405	454	430	147	−5.29	−2.51	2.78
BPyFA	298, 350	421	468	519	218	−5.36	−2.63	2.73
BPyFBFFA	349	401, 422	433	402	130	−5.32	−2.63	2.73

^aMeasured in CHCl₃ solution; ^bfilm; ^cobtained from TGA measurements, 𝑇_𝑑: decomposition temperature, the temperature was recorded corresponding to a 5% weight loss; ^dobtained from DSC measurements, 𝑇_𝑔: glass transition temperature. ^eHOMO/LUMO =−(𝐸_onset−0.05V)−4.8eV, where the value 0.05 V is for FOC versus Ag/Ag⁺.