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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 472426Generated: October 26, 2026

4-(2-(Pyrrolidin-1-yl)ethoxy)aniline → N-Methyl-N-[2-({2-[4-(2-pyrrolidin-1-yl-ethoxy)-phenylamino]-[1,2,4]triazolo[1,5-a]pyridin-8-ylamino}-methyl)-phenyl]-methanesulfonamide

https://huagongshe.com/reaction/472426

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(2-(Pyrrolidin-1-yl)ethoxy)anilineHCID 6493749—
Reactant2,2'-Bis(dicyclohexylphosphino)-1,1'-biphenylHCID 24946987—
ReactantN-{2-[(2-Chloro-[1,2,4]triazolo[1,5-a]pyridin-8-ylamino)-methyl]-phenyl}-N-methyl-methanesulfonamideHCID 67479080—
ProductN-Methyl-N-[2-({2-[4-(2-pyrrolidin-1-yl-ethoxy)-phenylamino]-[1,2,4]triazolo[1,5-a]pyridin-8-ylamino}-methyl)-phenyl]-methanesulfonamideHCID 59612623—

Reaction Steps

N-Methyl-N-[2-({2-[4-(2-pyrrolidin-1-yl-ethoxy)-phenylamino]-[1,2,4]triazolo[1,5-a]pyridin-8-ylamino}-methyl)-phenyl]-methanesulfonamide was prepared from N-{2-[(2-chloro-[1,2,4]triazolo[1,5-a]pyridin-8-ylamino)-methyl]-phenyl}-N-methyl-methanesulfonamide (75.0 mg, 0.205 mmol) and 4-(2-pyrrolidin-1-yl-ethoxy)-phenylamine (48.0 mg, 0.233 mmol) with 2,2′-bis-dicyclohexylphosphanyl-biphenyl (23.0 mg, 0.0421 mmol) as the ligand in a manner analogous to Example 2d. Product isolated as a tan foam (0.026 g, 24%). 1H NMR (400 MHz, CDCl3, δ, ppm): 7.79 (d, J=6.7 Hz, 1H), 7.55-7.45 (m, 3H), 7.38-7.28 (m, 3H), 6.92 (d, J=8.9 Hz, 2H), 6.65 (t, J=7.5 Hz, 1H), 6.51 (s, 1H), 6.36 (d, J=7.7 Hz, 1H), 5.21 (t, J=5.7 Hz, 1H), 4.72 (d, J=6.1 Hz, 2H), 4.10 (t, J=6.0 Hz, 2H), 3.31 (s, 3H), 3.00 (s, 3H), 2.90 (t, J=5.9 Hz, 2H), 2.66-2.59 (m, 4H), 1.85-1.77 (m, 4H). MS=536 (MH)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08633173B2
Source datasetuspto-grants-2014_01
ORD IDord-02ef7a4c116b4fb7b0112684b478adb0
Source noteuspto-grants-2014_01