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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1508989Generated: October 30, 2026

4-Aminophenethyl alcohol → 2-(4-((2-(Cyclopentyloxy)-6,7-dihydro-5H-cyclopenta[b]pyridin-4-yl)amino)phenyl)ethanol hydrochloride

https://huagongshe.com/reaction/1508989

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Aminophenethyl alcoholHCID 66904—
Reactant4-chloro-2-(cyclopentyloxy)-6,7-dihydro-5H-cyclopenta[b]pyridineHCID 90338626—
Product2-(4-((2-(Cyclopentyloxy)-6,7-dihydro-5H-cyclopenta[b]pyridin-4-yl)amino)phenyl)ethanol hydrochlorideHCID 11803746470.2%

Reaction Steps

Following general procedure B1, 4-chloro-2-(cyclopentyloxy)-6,7-dihydro-5H-cyclopenta[b]pyridine (0.045 g, 0.19 mmol) was reacted with 2-(4-aminophenyl)ethanol (0.039 g, 0.28 mmol), followed by formation of the hydrochloride salt to afford the title compound (0.050 g, 70%) as a white solid. MW=374.90. 1H NMR (DMSO-d6, 300 MHz) 13.82 (s, 1H), 9.52 (s, 1H), 7.33 (d, J=8.5 Hz, 2H), 7.25 (d, J=8.5 Hz, 2H), 6.11 (s, 1H), 5.00-4.89 (m, 1H), 3.63 (t, J=7.0 Hz, 2H), 2.93 (t, J=7.5 Hz, 2H), 2.84-2.69 (m, 4H), 2.15 (quin, J=7.5 Hz, 2H), 1.91-1.52 (m, 8H); APCI MS m/z 339 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09221843B2
Source datasetuspto-grants-2015_12
ORD IDord-bae6a8404b374fa3921053cc4207cfbc
Source noteuspto-grants-2015_12