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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1919084Generated: October 28, 2026

5-Bromo-1-methyl-3-(4-(1-methylpiperidin-4-yl)phenylamino)pyrazin-2(1H)-one → 4-Fluoro-2-(4-methyl-6-(4-(1-methylpiperidin-4-yl)-phenylamino)-5-oxo-4,5-dihydropyrazin-2-yl)-6-(1-oxo-3,4,6,7,8,9-hexahydropyrazino[1,2-a]indol-2(1H)-yl)benzyl Acetate

https://huagongshe.com/reaction/1919084

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Bromo-1-methyl-3-(4-(1-methylpiperidin-4-yl)phenylamino)pyrazin-2(1H)-oneHCID 58043947—
Reactant2-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-4-fluoro-6-(1-oxo-3,4,6,7,8,9-hexahydropyrazino[1,2-a]indol-2(1H)-yl)benzyl AcetateHCID 58044205—
Product4-Fluoro-2-(4-methyl-6-(4-(1-methylpiperidin-4-yl)-phenylamino)-5-oxo-4,5-dihydropyrazin-2-yl)-6-(1-oxo-3,4,6,7,8,9-hexahydropyrazino[1,2-a]indol-2(1H)-yl)benzyl AcetateHCID 6809645241%

Reaction Steps

Following Example 247c, 282c and 4-fluoro-2-(1-oxo-3,4,6,7,8,9-hexahydropyrazino[1,2-a]indol-2(1H)-yl)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl acetate 210d were reacted to give 282d in 41% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08618107B2
Source datasetuspto-grants-2013_12
ORD IDord-73ceaf39ceed45fcacf263d69571ad63
Source noteuspto-grants-2013_12