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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2235718Generated: November 1, 2026

5-chloro-2-(3,4,5-trifluorophenyl)pentanoic acid N'-{(E)-3-[3-fluoro-4-(4-methyl-1H-imidazol-1-yl)phenyl]acryloyl}hydrazide → 2-[4-chloro-1-(3,4,5-trifluorophenyl)butyl]-5-{(E)-2-[3-fluoro-4-(4-methyl-1H-imidazol-1-yl)phenyl]vinyl}-[1,3,4]oxadiazole

https://huagongshe.com/reaction/2235718

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-chloro-2-(3,4,5-trifluorophenyl)pentanoic acid N'-{(E)-3-[3-fluoro-4-(4-methyl-1H-imidazol-1-yl)phenyl]acryloyl}hydrazideHCID 67067392—
SolventPhosphorus oxychlorideHCID 24813—
Product2-[4-chloro-1-(3,4,5-trifluorophenyl)butyl]-5-{(E)-2-[3-fluoro-4-(4-methyl-1H-imidazol-1-yl)phenyl]vinyl}-[1,3,4]oxadiazoleHCID 6706729999.6%

Reaction Steps

A solution of 5-chloro-2-(3,4,5-trifluorophenyl)pentanoic acid N′-{(E)-3-[3-fluoro-4-(4-methyl-1H-imidazol-1-yl)phenyl]acryloyl}hydrazide (103 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 99 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-7ecf8b850afc45c38c167e48b576ee29
Source noteuspto-grants-2010_05