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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1466149Generated: October 31, 2026

2-Methoxy-5-(2-oxoethyl)benzonitrile → 2-Methoxy-5-(2-{3-oxo-4-[2-(1-oxo-1,3-dihydro-2-benzofuran-5-yl)ethyl]piperazin-1-yl}ethyl)benzonitrile

https://huagongshe.com/reaction/1466149

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Methoxy-5-(2-oxoethyl)benzonitrileHCID 65340703—
Reactant1-[2-(1,3-Dihydro-1-oxo-5-isobenzofuranyl)ethyl]-2-piperazinoneHCID 117599333—
Product2-Methoxy-5-(2-{3-oxo-4-[2-(1-oxo-1,3-dihydro-2-benzofuran-5-yl)ethyl]piperazin-1-yl}ethyl)benzonitrileHCID 89533469—

Reaction Steps

The title compound was prepared from 1-[2-(1-Oxo-1,3-dihydro-2-benzofuran-5-yl)ethyl]piperazin-2-one and 2-Methoxy-5-(2-oxoethyl)benzonitrile following essentially the same procedure as Example 6. The product was purified by mass-directed reverse phase HPLC (AcCN-Water with 0.1% TFA). LC-MS (IE, m/z): 420 [M+1]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08999990B2
Source datasetuspto-grants-2015_04
ORD IDord-ff3d742609ab492e884f44bf28fec8f0
Source noteuspto-grants-2015_04