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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1926682Generated: October 31, 2026

Hydrochloric Acid → HCID 68930220, compound

https://huagongshe.com/reaction/1926682

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 68931842HCID 68931842—
ProductHCID 68930220HCID 6893022079.6%

Reaction Conditions

Temperature50 °C

Reaction Steps

To tert-butyl 2-((R)-4-(cyclopropyl(3-(trifluoromethyl)phenyl)methyl)-2-methylpiperazin-1-yl)acetate (350 mg, 0.849 mmol) in 150 mL flask was added 3 mL of 37% HCl and the resulting solution was stirred at 50° C. for 3 h. After HPLC-MS showed complete conversion, the solvent was evaporated to dryness under high vacuum to give 2-((R)-4-(cyclopropyl(3-(trifluoromethyl)phenyl)methyl)-2-methylpiperazin-1-yl)acetic acid dihydrochloride (290 mg, 79.6% yield) as a white solid. MS (ESI, pos. ion) m/z: 357 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08183244B2
Source datasetuspto-grants-2012_05
ORD IDord-94128549b5d548bb935cc7539b8f1951
Source noteuspto-grants-2012_05