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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 526182Generated: October 25, 2026

3-[2-(Pyrrolidin-1-yl)ethyl]aniline → 1-(6-Chloro-4-{3-[2-(pyrrolidin-1-yl)ethyl]phenylamino}-1,5-naphthyridin-3-yl)ethanone

https://huagongshe.com/reaction/526182

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-[2-(Pyrrolidin-1-yl)ethyl]anilineHCID 21955022—
Reactant1-(4,6-Dichloro-1,5-naphthyridin-3-yl)ethan-1-oneHCID 89704977—
Product1-(6-Chloro-4-{3-[2-(pyrrolidin-1-yl)ethyl]phenylamino}-1,5-naphthyridin-3-yl)ethanoneHCID 11777426758.2%

Reaction Steps

Following general procedure I, 1-(4,6-dichloro-1,5-naphthyridin-3-yl)ethanone (250 mg, 1.0 mmol) was reacted with 3-[2-(pyrrolidin-1-yl)ethyl]aniline (240 mg, 1.3 mmol) to afford the desired product (230 mg, 57%) as a yellow solid: 1H NMR (500 MHz, CDCl3) δ 10.79 (br s, 1H), 8.99 (s, 1H), 8.16 (d, J=8.7 Hz, 1H), 7.52 (d, J=8.8 Hz, 1H), 7.29-7.20 (m, 1H), 7.07 (d, J=7.7 Hz, 1H), 7.03-6.96 (m, 2H), 2.85-2.77 (m, 2H), 2.72-2.66 (m, 2H), 2.59-2.49 (m, 4H), 2.53 (s, 3H), 1.84-1.74 (m, 4H); ESI MS m/z 395 [M+H]+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09345709B2
Source datasetuspto-grants-2016_05
ORD IDord-cec71a0a677e4df99e9b608a968046bb
Source noteuspto-grants-2016_05