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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 891192Generated: October 29, 2026

Trifluoroacetic acid → isoquinoline-1-carboxylic acid {1-[(2-hydroxy-5-oxo-tetra-hydrofuran-3-ylcarbamoyl)methyl]-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl} amide

https://huagongshe.com/reaction/891192

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactantisoquinoline-1-carboxylic acid {1-[(2-ethoxy-5-oxo-tetra-hydrofuran-3-ylcarbamoyl)methyl]-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl} amideHCID 86590750—
SolventAcetonitrile--water (1/1)HCID 18373917—
Productisoquinoline-1-carboxylic acid {1-[(2-hydroxy-5-oxo-tetra-hydrofuran-3-ylcarbamoyl)methyl]-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl} amideHCID 75025996—

Reaction Steps

To a solution of isoquinoline-1-carboxylic acid {1-[(2-ethoxy-5-oxo-tetra-hydrofuran-3-ylcarbamoyl)methyl]-2-oxo-2,3,4,7-tetrahydro-1H-azepin-3-yl} amide, 6, from above in CH3CN/H2O is added trifluoroacetic acid. After stirring for 30 minutes the solution is concentrated in vacuo and the crude product purified by preparative reverse phase HPLC to afford the desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07001899B2
Source datasetuspto-grants-2006_02
ORD IDord-460d2057d4e04209a19a070ff7e863c1
Source noteuspto-grants-2006_02