DMF (high-performance liquid chromatography grade),
POCl
3, TPA, 3-methoxy TPA, and BBr
3 were purchased
from Sigma-Aldrich
and used without further purification.
2-Aminobenzenethiol was purchased
from Alfa Aesar. Solvents were obtained from Merck India. Aldehyde-functionalized
TPA molecules were synthesized by following the reported procedure.
48 (link)
Kundu A., Karthikeyan S., Sagara Y., Moon D, & Anthony S.P. (2019). Temperature-Controlled Locally Excited and Twisted Intramolecular Charge-Transfer State-Dependent Fluorescence Switching in Triphenylamine–Benzothiazole Derivatives. ACS Omega, 4(3), 5147-5154.