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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1777085Generated: November 2, 2026

Ammonia → 1-amino-3-(3,4-dihydroisoquinolin-2(1H)-yl)propan-2-ol

https://huagongshe.com/reaction/1777085

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
Reactant2-[(Oxiran-2-yl)methyl]-1,2,3,4-tetrahydroisoquinolineHCID 16784531—
SolventEthanolHCID 702—
Product1-amino-3-(3,4-dihydroisoquinolin-2(1H)-yl)propan-2-olHCID 1679072096%

Reaction Conditions

Temperature80 °C

Reaction Steps

To a solution of 2-(oxiran-2-ylmethyl)-1,2,3,4-tetrahydroisoquinoline (17 g, 0.09 mol) in EtOH (300 mL) at −78° C. was slowly bubbled NH3 (g). The reaction mixture was then sealed and heated at 80° C. for 3 h. The reaction mixture was concentrated and the crude product was used in next step without further purification (18 g, Yield 96%). LCMS (m/z): 207.1 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09266836B2
Source datasetuspto-grants-2016_02
ORD IDord-c81d0a2bb1654653954c4149c0a065cc
Source noteuspto-grants-2016_02