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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1405508Generated: October 31, 2026

1,2,3,4-Tetrahydroisoquinoline → HCID 67042131, compound

https://huagongshe.com/reaction/1405508

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2,3,4-TetrahydroisoquinolineHCID 7046—
ReactantPotassium CarbonateHCID 11430—
ReactantMethyl 3-bromo-2-phenylquinoxaline-6-carboxylateHCID 86667202—
SolventDimethylformamideHCID 6228—
ProductHCID 67042131HCID 67042131—

Reaction Conditions

Temperature100 °C

Reaction Steps

Into a 8-mL sealed tube, was placed a solution of methyl 3-bromo-2-phenylquinoxaline-6-carboxylate (130 mg, 0.38 mmol, 1.00 equiv), N,N-dimethylformamide (5 mL), 1,2,3,4-tetrahydroisoquinoline (101.1 mg, 0.76 mmol, 2.00 equiv), potassium carbonate (157.3 mg, 1.14 mmol, 3.00 equiv). The resulting solution was stirred for overnight at 100° C. The reaction was then quenched by the addition of water. The resulting solids were collected by filtration. This resulted in 110 mg (70%) of methyl 3-(3,4-dihydroisoquinolin-2(1H)-yl)-2-phenylquinoxaline-6-carboxylate as a yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08916560B2
Source datasetuspto-grants-2014_12
ORD IDord-a39f61c6d6cc46e9bea0c39ddd853491
Source noteuspto-grants-2014_12