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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1091850Generated: October 31, 2026

Water → HCID 58001449, compound

https://huagongshe.com/reaction/1091850

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantSodium hydrideHCID 24758—
Reactant4-Amino-3,5-dichloropyridineHCID 89888—
ReactantHCID 66592786HCID 66592786—
SolventDimethylformamideHCID 6228—
ProductHCID 58001449HCID 58001449—

Reaction Steps

To a solution of 4-amino-3,5-dichloro pyridine (0.125 g, 0.765 mmol) in dry DMF, sodium hydride (0.0162 g, 0.675 mmol) was added at 0° C. followed by 4-nitrophenyl 2-(ethoxycarbonyl)-8-methoxy-1,2,3,4-tetrahydro[1]benzofuro[2,3-c]pyridine-5-carboxylate (0.197 g, 0.45 mmol). Water was added to RM. Solid filtered out and purified on Silica Gel column with CHCl3: EtOAc to yield N-(3,5-dichloropyridin-4-yl)-2-(ethoxycarbonyl)-8-methoxy-1,2,3,4-tetrahydro[1]benzofuro[2,3-c]pyridine-5-carboxamide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08129401B2
Source datasetuspto-grants-2012_03
ORD IDord-c521c395fd444260ab6741b335e0f57c
Source noteuspto-grants-2012_03