Description
4-hydroxyisophthalaldehyde is a vital organic compound. It could be used to synthesise NIR fluorescent fluorophore QCy7-Ethyl[1]. Additionally, 4-hydroxyisophthalaldehyde could be obtained from 4-hydroxybenzaldehyde using the modified Duff reaction[2].
References
[1] A. Anderson. “A Convenient One-Step Synthesis of 2-Hydroxy-1,3,5-Benzenetricarbaldehyde.” Synthetic Communications 30 1 (2000): 3227–3232.
[2] Zhiwei Gao . “A unique off-on near-infrared cyanine-based probe for imaging of endogenous alkaline phosphatase activity in cells and in vivo.” Sensors and Actuators B: Chemical 265 (2018): Pages 565-574.