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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1287839Generated: October 29, 2026

Diethyl Malonate → (2-Benzyl-1,2,3,4-tetrahydroisoquinolin-1-YL)methanamine

https://huagongshe.com/reaction/1287839

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethyl MalonateHCID 7761—
ReactantHCID 21506615HCID 21506615—
Reactant1-Aminomethyl-2-(3-carbethoxypropyl)-1,2,3,4-tetrahydroisoquinolineHCID 21506663—
Reactantpotassium butan-1-olateHCID 178454393—
Solventtert-ButanolHCID 6386—
Product(2-Benzyl-1,2,3,4-tetrahydroisoquinolin-1-YL)methanamineHCID 12857708—

Reaction Steps

1-aminomethyl-2-(3-carbethoxypropyl)-1,2,3,4-tetrahydroisoquinoline [obtainable by reacting 1-benzamidomethyl-2-(2-chloroethyl)-1,2,3,4-tetrahydroisoquinoline with diethyl malonate in the presence of tert.--C4H9OK in tert.-butanol, saponifying, decarboxylation, and esterification]

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03985881
Source datasetuspto-grants-1976_10
ORD IDord-362aadf8c28b4844af62e020a6d8b2e6
Source noteuspto-grants-1976_10