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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 901086Generated: October 30, 2026

5-Hydroxyindole-2-carboxylic acid → 1,2,3,4-Tetrahydroisoquinoline

https://huagongshe.com/reaction/901086

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Hydroxyindole-2-carboxylic acidHCID 88958—
ReactantHCID 69282708HCID 69282708—
Product1,2,3,4-TetrahydroisoquinolineHCID 7046—

Reaction Steps

According to the procedure described for the synthesis of Example 1/step 1 (3,4-dihydro-1H-isoquinolin-2-yl)-(5-hydroxy-1H-indol-2-yl)-methanone was synthesized from 5-hydroxy-indole-2-carboxylic acid and 1,2,3,4-tetrahydro-isoquinoline which was yielded in 72% as white solid. MS (m/e): 293.0 (MH+, 100%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07361682B2
Source datasetuspto-grants-2008_04
ORD IDord-8895543feecd4bfebcc7114a86af1fa3
Source noteuspto-grants-2008_04