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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 227604Erstellt: 23. Oktober 2026

p-Nitroacetophenone → (2E)-1-(4-nitrophenyl)-3-pyridin-4-ylprop-2-en-1-one

https://huagongshe.com/de/reaction/227604

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
Eduktp-NitroacetophenoneHCID 7487—
Edukt4-PyridinecarboxaldehydeHCID 13389—
EduktSodium HydroxideHCID 14798—
LösungsmittelWaterHCID 962—
LösungsmittelWater ethanolHCID 19096565—
Produkt(2E)-1-(4-nitrophenyl)-3-pyridin-4-ylprop-2-en-1-oneHCID 608819725,3%

Reaktionsschritte

A suspension of 4′-nitroacetophenone (5 g, 30.3 mmol) and 4-pyridinecarboxaldehyde (2.89 mL, 30.3 mmol) in water (45 mL) at room temperature was treated with 6% NaOH in H2O/ethanol (2:1)(0.606 mL), stirred overnight, and filtered. The filter cake was washed with water and small amount of ethanol then triturated with dichloromethane to provide 1.95 g (25%) of the desired product. MS(ESI(+)) m/e 255 (M+H)+.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS07560552B2
Quelldatensatzuspto-grants-2009_07
ORD IDord-66be6540069849619d3c20efa2b68ca7
Quellennotizuspto-grants-2009_07