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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2409192Generated: October 25, 2026

6-Chloro-3-Benzofuranone → (S)-2-Amino-6-[5-(6-chloro-2,3-dihydro-benzofuran-3-ylamino)-2-fluoro-phenyl]-3,5,5,6-tetramethyl-5,6-dihydro-3H-pyrimidin-4-one

https://huagongshe.com/reaction/2409192

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-Chloro-3-BenzofuranoneHCID 13778133—
ReactantHCID 57497157HCID 57497157—
ReactantHCID 178419135HCID 178419135—
Product(S)-2-Amino-6-[5-(6-chloro-2,3-dihydro-benzofuran-3-ylamino)-2-fluoro-phenyl]-3,5,5,6-tetramethyl-5,6-dihydro-3H-pyrimidin-4-oneHCID 57497073—

Reaction Steps

The reductive amination of (S)-2-amino-6-(5-amino-2-fluoro-phenyl)-3,5,5,6-tetramethyl-5,6-dihydro-3H-pyrimidin-4-one (intermediate J) and 6-chloro-benzofuran-3-one using decaborane yielded a mixture of epimers of the title compound as a white foam. MS (ESI): m/z=431.3 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08815881B2
Source datasetuspto-grants-2014_08
ORD IDord-22160a3c4db24a76bf500a9ceafd24c4
Source noteuspto-grants-2014_08