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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2241410Generated: November 3, 2026

1-(2-Fluoroethyl)piperidin-4-amine → 1-(4-methoxybenzyl)-4-(4-amino-2-fluorophenoxy)-N-(1-(2-fluoroethyl)piperidin-4-yl)-1H-pyrazolo[3,4-b]pyridin-3-amine

https://huagongshe.com/reaction/2241410

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(2-Fluoroethyl)piperidin-4-amineHCID 16748092—
Reactant3-Fluoro-4-((3-iodo-1-(4-methoxybenzyl)-1H-pyrazolo[3,4-b]pyridin-4-yl)oxy)anilineHCID 67221003—
Product1-(4-methoxybenzyl)-4-(4-amino-2-fluorophenoxy)-N-(1-(2-fluoroethyl)piperidin-4-yl)-1H-pyrazolo[3,4-b]pyridin-3-amineHCID 86615604—

Reaction Steps

Prepared from 4-(1-(4-methoxybenzyl)-3-iodo-1H-pyrazolo[3,4-b]pyridin-4-yloxy)-3-fluorobenzenamine (245 mg, 0.500 mmol, prepared according to Example 7, Step B) and 1-(2-fluoroethyl)piperidin-4-amine (219 mg, 1.50 mmol) according to the procedure described for Example 138, Step C. Yield: 128 mg (50%). LRMS (APCI+): 100% purity, 220 nm, m/z 509 (M+1) detected.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07723330B2
Source datasetuspto-grants-2010_05
ORD IDord-3bb39f1a62134175be23a1347c557864
Source noteuspto-grants-2010_05