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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1994114Generated: November 2, 2026

Acetic Acid → 3-Hydroxy-5-nitrobenzotrifluoride

https://huagongshe.com/reaction/1994114

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
Reactant1,1'-Oxybis[3-nitro-5-(trifluoromethyl)benzene]HCID 15272399—
CatalystHydrogen BromideHCID 260—
Product3-Hydroxy-5-nitrobenzotrifluorideHCID 2756251100.3%

Reaction Steps

A solution of 3-nitro-5-(trifluoromethyl)phenyl ether (20.0 g, 0.090 mol) in HBr (74.7 mL, 1.38 mmol) and HOAc (279.8 mL, 4.92 mol) was heated at reflux until reaction was judged to be complete by LCMS. The reaction was concentrated to tan solid to yield the desired product (18.7 g, 96% yield). LCMS: (FA) ES− 206.2 (M−1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07652041B2
Source datasetuspto-grants-2010_01
ORD IDord-c04a532d48c241318bbc9afaea34d41b
Source noteuspto-grants-2010_01