Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 650948Generated: October 29, 2026

Methyl iodide → 7-Amino-2-methyl-3,4-dihydroisoquinolinium iodide

https://huagongshe.com/reaction/650948

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
Reactant3,4-Dihydroisoquinolin-7-amineHCID 11423667—
SolventAcetoneHCID 180—
Product7-Amino-2-methyl-3,4-dihydroisoquinolinium iodideHCID 11108962—

Reaction Steps

7-amino-3,4-dihydroisoquinoline (0.40 g, 2.74 mmol) in acetone (125 ml) was treated with iodomethane (0.50 ml, 8.03 mmol) and left stirring at room temperature for 18 h. The resultant yellow precipitate was collected by filtration and dried in vacuo at ambient temperature (0.73 g, 92%). m/z (API)=161 (M)+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06277861B1
Source datasetuspto-grants-2001_08
ORD IDord-a31009c6874141d691607b362acda856
Source noteuspto-grants-2001_08