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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 42645Generated: October 29, 2026

Nitric Acid → (4-Hydroxy-3-methoxy-5-nitrophenyl)(2-(trifluoromethyl)pyridin-3-yl)methanone

https://huagongshe.com/reaction/42645

Reaction equation

Participants

RoleNameHCIDCharge
ReactantNitric AcidHCID 944—
Reactant(4-Hydroxy-3-methoxyphenyl)(2-(trifluoromethyl)pyridin-3-yl)methanoneHCID 68703345—
SolventAcetic AcidHCID 176—
Product(4-Hydroxy-3-methoxy-5-nitrophenyl)(2-(trifluoromethyl)pyridin-3-yl)methanoneHCID 68702642—

Reaction Steps

To a solution of (4-hydroxy-3-methoxyphenyl)(2-(trifluoromethyl)pyridin-3-yl)methanone (0.472 g, 1.59 mmol) in acetic acid (10 mL) at room temperature was added 60% nitric acid (0.14 mL, 1.75 mmol) dropwise. The resulting mixture was allowed to stir for thirty minutes then poured onto ice-water (100 mL) and the resulting precipitate was filtered off, washed with water and dried. Recrystallisation from ethanol afforded (4-hydroxy-3-methoxy-5-nitrophenyl)(2-(trifluoromethyl)pyridin-3-yl)methanone as a yellow solid, 0.315 g (58%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08536203B2
Source datasetuspto-grants-2013_09
ORD IDord-eaca1b99178a44069ee4bd593bee4087
Source noteuspto-grants-2013_09