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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1260875Generated: November 1, 2026

2-Cyano-2-(3,4-dichloro-5(2H)-oxo-2-furyl)acetamide → 5-chloro-1-[(2R)-3,4-dihydro-2H-chromen-2-ylmethyl]-2-imino-1,2-dihydropyridine-3-carboxamide hydrochloride

https://huagongshe.com/reaction/1260875

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Cyano-2-(3,4-dichloro-5(2H)-oxo-2-furyl)acetamideHCID 541792—
Reactant(R)-chroman-2-ylmethanamine hydrochlorideHCID 55250747—
Product5-chloro-1-[(2R)-3,4-dihydro-2H-chromen-2-ylmethyl]-2-imino-1,2-dihydropyridine-3-carboxamide hydrochlorideHCID 68661486—

Reaction Steps

According to the method of Example 160, 2-cyano-2-(3,4-dichloro-5-oxo-2,5-dihydrofuran-2-yl)acetamide was reacted with 1-[(2R)-3,4-dihydro-2H-chromen-2-yl]methanamine hydrochloride to give the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08470859B2
Source datasetuspto-grants-2013_06
ORD IDord-60051e17d8ec48b0b1580a9ad44daf13
Source noteuspto-grants-2013_06