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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2235716Generated: November 1, 2026

5-chloro-2-(3,4,5-trifluorophenyl)pentanoic acid N'-{(E)-3-[5-methoxy-6-(4-methyl-1H-imidazol-1-yl)pyridin-3-yl]acryloyl}hydrazide → 5-{(E)-2-{5-[4-chloro-1-(3,4,5-trifluorophenyl)butyl]-[1,3,4]oxadiazol-2-yl}vinyl}-3-methoxy-2-(4-methyl-1H-imidazol-1-yl)pyridine

https://huagongshe.com/reaction/2235716

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-chloro-2-(3,4,5-trifluorophenyl)pentanoic acid N'-{(E)-3-[5-methoxy-6-(4-methyl-1H-imidazol-1-yl)pyridin-3-yl]acryloyl}hydrazideHCID 66839519—
SolventPhosphorus oxychlorideHCID 24813—
Product5-{(E)-2-{5-[4-chloro-1-(3,4,5-trifluorophenyl)butyl]-[1,3,4]oxadiazol-2-yl}vinyl}-3-methoxy-2-(4-methyl-1H-imidazol-1-yl)pyridineHCID 6683934399.9%

Reaction Steps

A solution of 5-chloro-2-(3,4,5-trifluorophenyl)pentanoic acid N′-{(E)-3-[5-methoxy-6-(4-methyl-1H-imidazol-1-yl)pyridin-3-yl]acryloyl}hydrazide (112 mg) in phosphorus oxychloride (2 mL) was stirred at 120° C. for 3.5 hours. The reaction solution was left to cool to room temperature and then concentrated under reduced pressure to obtain 108 mg of the title compound. The property value of the compound is as follows.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07713993B2
Source datasetuspto-grants-2010_05
ORD IDord-d654ea83daae4e5bb8ef4e3fdc840e52
Source noteuspto-grants-2010_05