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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2273014Generated: October 29, 2026

1H-Indole-2,3-dione, 6-bromo- → 3-hydroxy-3-methyl-6-[8-(1-methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-2-ylamino]-1,3-dihydro-indol-2-one

https://huagongshe.com/reaction/2273014

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1H-Indole-2,3-dione, 6-bromo-HCID 95716—
Reactant6-Bromo-3-hydroxy-3-methylindolin-2-oneHCID 66580258—
Reactant8-(1-Methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-2-ylamineHCID 66583323—
ReactantHCID 178418573HCID 178418573—
Product3-hydroxy-3-methyl-6-[8-(1-methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-2-ylamino]-1,3-dihydro-indol-2-oneHCID 71721826—

Reaction Steps

8-(1-Methylpyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-2-amine is reacted with 6-bromo-3-hydroxy-3-methyl-1,3-dihydro-indol-2-one, available via addition of methymagnesiumbromide to 6-bromo-Isatin, to give the title compound as a solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09120804B2
Source datasetuspto-grants-2015_09
ORD IDord-1cf3d0cc6dd14e56ae9cda8013078508
Source noteuspto-grants-2015_09