Answers are grounded in this paper and cite their sources.
The synthesis of 1,9-dihydro-3-phenyl-4H-pyrazolo[3,4-b]quinolin-4-one and its pH-dependent fluorescent properties for extreme pH measurement are presented.
No takes yet. Share an insight, caveat, or question.
Su et al. (2001) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: