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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1523061Generated: November 1, 2026

2-Acetylpyridine → 3-Hydroxy-1-isobutyl-3-(2-oxo-2-(pyridin-2-yl)ethyl)indolin-2-one

https://huagongshe.com/reaction/1523061

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-AcetylpyridineHCID 14286—
Reactant1-(2-methylpropyl)-2,3-dihydro-1H-indole-2,3-dioneHCID 2387233—
Reactant1-Butyl-3-hydroxy-3-(2-oxo-2-pyridin-2-ylethyl)indol-2-oneHCID 2944160—
Product3-Hydroxy-1-isobutyl-3-(2-oxo-2-(pyridin-2-yl)ethyl)indolin-2-oneHCID 86300393—

Reaction Steps

This compound was made in a similar manner to 1-butyl-3-hydroxy-3-(2-oxo-2-(pyridin-2-yl)ethyl)indolin-2-one using 1-isobutylindoline-2,3-dione and commercially available 2-acetyl pyridine (Fisher Scientific). 1H-NMR δ 8.70 (ddd, 1H), 8.13 (td, 1H), 7.92 (dd, 1H), 7.56 (ddd, 1H), 7.34-7.28 (m, 2H), 7.07-7.02 (m, 2H), 6.85 (d, 1H), 3.77 (d, 1H), 3.56-3.42 (m, 3H), 2.15 (m, 1H), 0.97 (dd, 6H). calculated mass for C19H20N2O3, 324.15. Observed, 325.1 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09079853B2
Source datasetuspto-grants-2015_07
ORD IDord-509969f28b2d4ad0baf47c90a9116aeb
Source noteuspto-grants-2015_07