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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1523063Generated: October 27, 2026

1-Butyl-3-hydroxy-3-(2-oxo-2-pyridin-2-ylethyl)indol-2-one → 5-Chloro-3-hydroxy-3-(2-(6-methoxypyridin-2-yl)-2-oxoethyl)-1-(2-(piperidin-1-yl)ethyl)indolin-2-one

https://huagongshe.com/reaction/1523063

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Butyl-3-hydroxy-3-(2-oxo-2-pyridin-2-ylethyl)indol-2-oneHCID 2944160—
Reactant5-Chloro-1-(2-(piperidin-1-yl)ethyl)indoline-2,3-dioneHCID 8071686—
Reactant1-(6-Methoxypyridin-2-yl)ethan-1-oneHCID 13642086—
Product5-Chloro-3-hydroxy-3-(2-(6-methoxypyridin-2-yl)-2-oxoethyl)-1-(2-(piperidin-1-yl)ethyl)indolin-2-oneHCID 86300242—

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 5-chloro-1-(2-(piperidin-1-yl)ethyl)indoline-2,3-dione and 1-(6-methoxypyridin-2-yl)ethanone (commercially available from Fisher Scientific). 1H-NMR δ 7.72 (t, 1H), 7.63 (d, 1H), 7.34 (d, 1H), 7.28 (d, 1H) 6.98 (d, 1H), 6.86 (d, 1H), 5.5 (bs, OH), 4.04 (d, 1H), 4.00 (s, 3H), 3.8 (m, 2H), 3.60 (d, 1H), 2.60 (m, 6H), 1.55 (m, 4H), 1.43 (m, 2H). calculated mass for C23H26ClN3O4, 443.16, observed, 444.1 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09079853B2
Source datasetuspto-grants-2015_07
ORD IDord-a0bdf471be544fcdaff4471e6e15ef0a
Source noteuspto-grants-2015_07