Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2202041Generated: October 30, 2026

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

https://huagongshe.com/reaction/2202041

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniaHCID 222—
Reactant(R)-2-(oxiran-2-ylmethyl)-1,2,3,4-tetrahydroisoquinolineHCID 30076569—
SolventEthanolHCID 702—
Product(S)-1-Amino-3-(3,4-dihydroisoquinolin-2(1H)-yl)propan-2-olHCID 2531235592%

Reaction Conditions

Temperature80 °C

Reaction Steps

To a solution of (R)-2-(oxiran-2-ylmethyl)-1,2,3,4-tetrahydroisoquinoline (15 g, 0.08 mol) in EtOH (100 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 (15 g, Yield 92%). LCMS (m/z): 207.1 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09365519B2
Source datasetuspto-grants-2016_06
ORD IDord-bc6096605a7644ca861c65bb3ed9963f
Source noteuspto-grants-2016_06