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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 238456Erstellt: 25. Oktober 2026

Sodium Acetate → 2-(4-Methoxy-benzyl)-4,4-dimethyl-7-nitro-3,4-dihydro-2H-isoquinolin-1-one

https://huagongshe.com/reaction/238456

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktSodium AcetateHCID 517045—
Edukt2-Bromo-N-(4-methoxy-benzyl)-N-(2-methyl-allyl)-5-nitro-benzamideHCID 21959376—
EduktHCID 178526064HCID 178526064—
KatalysatorTetraethylammonium ChlorideHCID 5946—
LösungsmittelDimethylformamideHCID 6228—
Produkt2-(4-Methoxy-benzyl)-4,4-dimethyl-7-nitro-3,4-dihydro-2H-isoquinolin-1-oneHCID 21959362—

Reaktionsbedingungen

Temperatur70 °C

Reaktionsschritte

2-Bromo-N-(4-methoxy-benzyl)-N-(2-methyl-allyl)-5-nitro-benzamide (23.4 mmol) was dissolved in DMF (150 ml) and Et4NCl (4.25 g), HCO2Na (1.75 g) and NaOAc (4.99 g) were added. N2 was bubbled through the solution for 10 min, then Pd(OAc)2 (490 mg) was added and the mixture was stirred overnight at 70° C. The mixture was extracted with EtOAc, washed with sat'd NH4Cl, dried over MgSO4, filtered and concentrated until the compound precipitated as a white solid.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS08642624B2
Quelldatensatzuspto-grants-2014_02
ORD IDord-c816db6b3c624860987d23ab4a725fad
Quellennotizuspto-grants-2014_02