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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 715243Generated: October 25, 2026

(3-Chloro-4-(2,2-difluoroethoxy)phenyl)methanamine hydrochloride → 4-chloro-2-(3-chloro-4-(2,2-difluoroethoxy)benzyl)-2,3-dihydro-1H-pyrrolo[3,4-c]pyridin-1-one

https://huagongshe.com/reaction/715243

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(3-Chloro-4-(2,2-difluoroethoxy)phenyl)methanamine hydrochlorideHCID 87426940—
ReactantEthyl 3-(bromomethyl)-2-chloroisonicotinateHCID 89874240—
Product4-chloro-2-(3-chloro-4-(2,2-difluoroethoxy)benzyl)-2,3-dihydro-1H-pyrrolo[3,4-c]pyridin-1-oneHCID 8987470984%

Reaction Steps

The title compound is prepared in 84% yield (225 mg, colorless amorphous solid) from ethyl 3-(bromomethyl)-2-chloroisonicotinate (200 mg, 0.72 mmol) and (3-chloro-4-(2,2-difluoroethoxy)phenyl)methanamine hydrochloride (195 mg, 0.75 mmol, Amine-33) in a similar manner to Intermediate-2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09187475B2
Source datasetuspto-grants-2015_11
ORD IDord-26f91f7a67bf43e28638cc0b95f77889
Source noteuspto-grants-2015_11