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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 56993Generated: October 28, 2026

Trifluoroacetic acid → 4-({2-[4-(5-Chloro-2-nitrophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]propanoyl}amino)benzoic acid

https://huagongshe.com/reaction/56993

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactanttert-Butyl 4-({2-[4-(5-chloro-2-nitrophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]propanoyl}amino)benzoateHCID 117622777—
Product4-({2-[4-(5-Chloro-2-nitrophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]propanoyl}amino)benzoic acidHCID 86297546—

Reaction Steps

32 mg (0.06 mmol) of tert-butyl 4-({2-[4-(5-chloro-2-nitrophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]propanoyl}amino)benzoate (racemate) (Example 21.2D) were hydrolysed with TFA according to General Method 2. Yield: 10 mg (36% of theory)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09434690B2
Source datasetuspto-grants-2016_09
ORD IDord-ace15e6392dc4846aed751475595f10f
Source noteuspto-grants-2016_09