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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2358752Generated: October 30, 2026

3-(2-Amino-4-chloro-phenoxy)-benzamide → 3-[4-Chloro-2-(7-propyl-[1,8]naphthyridin-4-ylamino)-phenoxy]-benzamide

https://huagongshe.com/reaction/2358752

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-(2-Amino-4-chloro-phenoxy)-benzamideHCID 28401864—
Reactant5-Chloro-2-propyl-[1,8]naphthyridineHCID 44140176—
SolventEthanolHCID 702—
Product3-[4-Chloro-2-(7-propyl-[1,8]naphthyridin-4-ylamino)-phenoxy]-benzamideHCID 68458057—

Reaction Steps

The product from Example 2g (140 mg, 0.68 mmol) was reacted with the product from Example 171b (178 mg, 0.68 mmol) in ethanol (5 mL) at 85° C. in a sealed tube for 18 h giving the crude title compound which was purified by HPLC with TFA providing the product as the trifluoroacetic acid (110 mg, 30%). 1H NMR (500 MHz, DMSO-d6) δ ppm: 8.81 (d, J=8.54 Hz, 1 H) 8.45 (d, J=7.32 Hz, 1 H) 6.76-6.79 (m, 2 H) 6.64 (d, J=8.54 Hz, 2 H) 6.44 (s, 1 H) 6.37 (t, J=7.93 Hz, 1 H) 6.31 (d, J=8.54 Hz, 1 H) 7.16 (dd, J=7.93, 2.44 Hz, 1 H) 6.84 (d, J=7.32 Hz, 1 H) 2.95 (t, J=7.32 Hz, 2 H) 1.80 (m, 2 H) 0.95 (t, J=7.32 Hz, 3 H); MS (ESI+) m/z 433 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07763731B2
Source datasetuspto-grants-2010_07
ORD IDord-73bcbd96993141608ece6d40f9195ece
Source noteuspto-grants-2010_07