4-Nitrophenol is a phenolic compound present as a chemical intermediate and breakdown product during the production of organophosphorus insecticide derivatives of parathion. It is an intermediate during the synthesis of paracetamol. 4-Nitrophenol is a chromogenic catalytic by product of the synthetic substrate 4-nitrophenyl phosphate. It is majorly used as a reference standard in alkaline phosphatase assay. 4-Nitrophenol is nonbiodegradable and its derivatives are used for herbicide and fungicide production.
4-Nitrophenol solution has been used:
in the generation of standard curve for quantifying alkaline phosphatase activity of mesenchymal stem cells