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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1942305Generated: November 3, 2026

Hydrochloric Acid → HCID 59201216, compound

https://huagongshe.com/reaction/1942305

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantLithium HydroxideHCID 3939—
ReactantSodium BicarbonateHCID 516892—
ReactantHCID 59201248HCID 59201248—
SolventWaterHCID 962—
SolventTetrahydrofuranHCID 8028—
ProductHCID 59201216HCID 5920121643.4%

Reaction Steps

A solution of lithium hydroxide (26.2 mg, 1.095 mmol) in water (1.000 ml) was added to a stirred solution of methyl{(2S,4R)-1-[(1R,4R/S)-5-hydroxy-4-methyl-1-(3,3,3-trifluoropropyl)pentyl]-2-[4-(trifluoromethyl)phenyl]piperidin-4-yl}acetate (Example 32, Step 1, 109 mg, 0.219 mmol) in THF (2 ml) at RT. The mixture was stirred at RT o/n. 2N HCl (1 ml) was added The pH of the aqueous layer was adjusted to 7 with NaHCO3 (aq). The aqueous layer was extracted with DCM (×3). The combined extracts were dried (Na2SO4), filtered and evaporated. The residue was purified by chromatography (silica, 2-4-8% MeOH/DCM) to give the title compound (mixture of diastereomers, 46 mg) as a colourless foam. M/Z 484 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08389547B2
Source datasetuspto-grants-2013_03
ORD IDord-b929ebd9400144f295108a0a72437414
Source noteuspto-grants-2013_03