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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1072720Generated: November 3, 2026

Hydrochloric Acid → (2R)-2-{4-[5-Methyl-1-(4-pentylphenylpropyl)-1H-pyrrol-2-yl]phenoxy}-3-phenylpropanoic acid

https://huagongshe.com/reaction/1072720

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantPotassium HydroxideHCID 14797—
ReactantEthyl (2R)-2-{4-[5-methyl-1-(4-pentylphenylpropyl)-1H-pyrrol-2-yl]phenoxy}-3-phenylpropanoateHCID 86759769—
SolventMethanolHCID 887—
SolventTetrahydrofuranHCID 8028—
Product(2R)-2-{4-[5-Methyl-1-(4-pentylphenylpropyl)-1H-pyrrol-2-yl]phenoxy}-3-phenylpropanoic acidHCID 6973180766%

Reaction Steps

To a mixed solution of ethyl (2R)-2-{4-[5-methyl-1-(4-pentylphenylpropyl)-1H-pyrrol-2-yl]phenoxy}-3-phenylpropanoate (230 mg, 0.43 mmol) in THF (5 ml) and methanol (2.5 ml) was added IN aqueous potassium hydroxide (1.3 ml, 1.3 mmol) and the mixture was stirred at room temperature for 1 hour. The reaction solution was neutralized with 1N hydrochloric acid, extracted with ethyl acetate, washed with saturated brine and dried over magnesium sulfate anhydride. The solvent was removed under reduced pressure and the residue was purified by silica gel column chromatography (ethyl acetate) to give the object compound as an oily substance. 145 mg, (yield 66%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06911468B2
Source datasetuspto-grants-2005_06
ORD IDord-42cb7d14d13348299065e9c29d4d354c
Source noteuspto-grants-2005_06