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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1520890Generated: November 4, 2026

Hydrochloric Acid → HCID 68156265, compound

https://huagongshe.com/reaction/1520890

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantLithium HydroxideHCID 3939—
ReactantHCID 86669086HCID 86669086—
SolventTetrahydrofuranHCID 8028—
ProductHCID 68156265HCID 6815626587%

Reaction Conditions

Temperature50 °C

Reaction Steps

To a solution of (+/−)-methyl 6-(3-methyl-1-(4-(4-(trifluoromethyl)-1H-pyrazol-1-yl)phenyl)butylamino)nicotinate (30 mg, 0.069 mmol) in tetrahydrofuran (3 mL) was added lithium hydroxide (0.103 mL, 2N in water, 0.207 mmol). The mixture was stirred at 50° C. overnight. The mixture was neutralized with 1N aqueous hydrochloric acid and extracted with ethyl acetate. The organic layer was dried over sodium sulfate, filtered and concentrated to give 6-(3-methyl-1-(4-(4-(trifluoromethyl)-1H-pyrazol-1-yl)phenyl)butylamino)nicotinic acid (25 mg, 87%) as a white solid. MS (M+1): 419.1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09073871B2
Source datasetuspto-grants-2015_07
ORD IDord-d2ec6c3e06bc465a9af8ab68bb648367
Source noteuspto-grants-2015_07