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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1095819Generated: October 27, 2026

2-(Methylamino)ethanol → 4-(3,5-Dimethylpyridin-4-ylamino)-8-(6-((2-hydroxyethyl)(methyl)amino)hexyloxy)-7-methoxyquinolin-2(1H)-one

https://huagongshe.com/reaction/1095819

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(Methylamino)ethanolHCID 8016—
Reactant8-(6-chlorohexyloxy)-4-(3,5-dimethylpyridin-4-ylamino)-7-methoxyquinolin-2(1H)-oneHCID 59268114—
Product4-(3,5-Dimethylpyridin-4-ylamino)-8-(6-((2-hydroxyethyl)(methyl)amino)hexyloxy)-7-methoxyquinolin-2(1H)-oneHCID 53344838—

Reaction Steps

The title compound was prepared from 8-(6-chlorohexyloxy)-4-(3,5-dimethylpyridin-4-ylamino)-7-methoxyquinolin-2(1H)-one (Intermediate 6) and and 2-(methylamino)ethanol following the procedure outlined in Example 18, Step 2 (modifications: 22° C., 60 h). 1H NMR (300 MHz, DMSO-d6):):δ: 9.67 (s, 1H), 8.42 (s, 3H), 7.91 (d, J=9 Hz, 1H), 7.04 (s, J=7 Hz, 1H), 4.55 (s, 1H), 4.31 (s, 1H), 3.98 (t, J=6.6 Hz, 5H), 3.46 (s, 2H), 2.40-2.28 (m, 4H), 2.15 (s, 9H), 1.75 (m, 2H), 1.35 (m, 6H). MS (ESI) 469.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08138205B2
Source datasetuspto-grants-2012_03
ORD IDord-506cf4616f5141ab88e7ad15e3ec55a1
Source noteuspto-grants-2012_03