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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1184326Generated: October 27, 2026

3-(Furan-2-yl)-2-oxopropanoic acid → 8-benzyl-2-(furan-2-ylmethyl)-6-phenyl-7H-imidazo[1,2-a]pyrazin-3-one

https://huagongshe.com/reaction/1184326

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-(Furan-2-yl)-2-oxopropanoic acidHCID 2049778—
Reactant2-Amino-3-benzyl-5-phenylpyrazineHCID 10214659—
Product8-benzyl-2-(furan-2-ylmethyl)-6-phenyl-7H-imidazo[1,2-a]pyrazin-3-oneHCID 178515641—

Reaction Steps

Synthesized from method C using 3-(furan-2-yl)-2-oxopropanoic acid and 3-benzyl-5-phenylpyrazin-2-amine as starting materials. 1H NMR (300 MHz, dmso) δ 8.88 (s, 1H), 8.02 (d, J=7.9, 2H), 7.61-7.38 (m, 6H), 7.37-7.14 (m, 3H), 6.38 (s, 1H), 6.26 (d, J=3.2, 1H), 4.64 (s, 3H), 4.40 (s, 3H); exact mass calculated for C24H20N3O2+ m/z+382.16, found m/z+382.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08669103B2
Source datasetuspto-grants-2014_03
ORD IDord-292b6755b67145b4b2a84aef072ae750
Source noteuspto-grants-2014_03