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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 535645Generated: October 29, 2026

3,3-Difluorocyclobutamine hydrochloride → N-(3,3-Difluorocyclobutyl)-7-(4-(2-(pyridin-2-yl)ethyl)piperazin-1-yl)benzofuran-2-carboxamide

https://huagongshe.com/reaction/535645

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,3-Difluorocyclobutamine hydrochlorideHCID 22500957—
ReactantLithium 7-(4-(2-(pyridin-2-yl)ethyl)piperazin-1-yl)benzofuran-2-carboxylateHCID 68787401—
ProductN-(3,3-Difluorocyclobutyl)-7-(4-(2-(pyridin-2-yl)ethyl)piperazin-1-yl)benzofuran-2-carboxamideHCID 59636715—

Reaction Steps

The compound was prepared according to the procedure disclosed in Example 1 starting from lithium 7-(4-(2-(pyridin-2-yl)ethyl)piperazin-1-yl)benzofuran-2-carboxylate (80 mg, 0.21 mmol) and 3,3-difluorocyclobutanamine hydrochloride (48 mg, 0.34 mmol). Yield: 63 mg (64%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08859534B2
Source datasetuspto-grants-2014_10
ORD IDord-a55b18c5d5dd495398789afa12ee7769
Source noteuspto-grants-2014_10