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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1386702Generated: October 30, 2026

Hydrochloric Acid → 2-(R)-(3-(S)-((4-(3-(3,4-Difluorophenyl)propyl)piperidin-1-yl)methyl)-4-(S)-phenylpyrrolidin-1-yl)-3-(cyclobutyl) propanoic acid, benzyl ester

https://huagongshe.com/reaction/1386702

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant4-(3-(3,4-Difluorophenyl)propyl)piperidineHCID 18187745—
Reactant2-(R)-(3-(R)-Formyl-4-(S)-phenylpyrrolidin-1-yl)-3-(cyclobutyl)propionic acid, benzyl esterHCID 59924580—
Product2-(R)-(3-(S)-((4-(3-(3,4-Difluorophenyl)propyl)piperidin-1-yl)methyl)-4-(S)-phenylpyrrolidin-1-yl)-3-(cyclobutyl) propanoic acid, benzyl esterHCID 13172280450.4%

Reaction Steps

The title compound was prepared from 26 mg (0.06 mmol) of 2-(R)-(3-(R)-formyl-4-(S)-phenylpyrrolidin-1-yl)-3-(cyclobutyl)propanoic acid, benzyl ester (from EXAMPLE 25, Step B) and 17.5 mg (0.06 mmol) of 4-(3-(3,4-difluorophenyl)propyl)piperidine.HCl (from EXAMPLE 119, Step C) using a procedure analogous to that described in EXAMPLE 1, Step J to provide 18.6 mg (47%) of the title compound: RF: 0.33 (1:1 v/v hexanes/EtOAc); 1H NMR (500 MHz) δ 1.15-3.29 (m, 33H), 5.17 (ABq, 2H), 6.8-7.4 (m, 13H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06265434B1
Source datasetuspto-grants-2001_07
ORD IDord-178af011a84a4c71a8abee95ef85987e
Source noteuspto-grants-2001_07