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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 715211Generated: October 25, 2026

(6-(2,2-Difluoroethoxy)-5-methylpyridin-3-yl)methanamine hydrochloride → 4-chloro-2-((6-(2,2-difluoroethoxy)-5-methylpyridin-3-yl)methyl)-2,3-dihydro-1H-pyrrolo[3,4-c]pyridin-1-one

https://huagongshe.com/reaction/715211

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(6-(2,2-Difluoroethoxy)-5-methylpyridin-3-yl)methanamine hydrochlorideHCID 87426846—
ReactantEthyl 3-(bromomethyl)-2-chloroisonicotinateHCID 89874240—
Product4-chloro-2-((6-(2,2-difluoroethoxy)-5-methylpyridin-3-yl)methyl)-2,3-dihydro-1H-pyrrolo[3,4-c]pyridin-1-oneHCID 8987517644%

Reaction Steps

The title compound is prepared in 44% yield (154 mg, pale yellow oil) from ethyl 3-(bromomethyl)-2-chloroisonicotinate (279 mg, 1.0 mmol, Step-1 of Intermediate-1) and (6-(2,2-difluoroethoxy)-5-methylpyridin-3-yl)methanamine hydrochloride (239 mg, 1.0 mmol, Amine-4) in a similar manner to Step-2 of Intermediate-1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09187475B2
Source datasetuspto-grants-2015_11
ORD IDord-5585ec0691254b53ac4e6835b39f4c81
Source noteuspto-grants-2015_11