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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 235923Erstellt: 26. Oktober 2026

Epichlorohydrin → 2-Methyl-4-(2,3-epoxypropyl)benzaldehyde

https://huagongshe.com/reaction/235923

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktEpichlorohydrinHCID 7835—
Edukt4-Hydroxy-2-methylbenzaldehydeHCID 458185—
LösungsmittelSodium HydroxideHCID 14798—
Produkt2-Methyl-4-(2,3-epoxypropyl)benzaldehydeHCID 2002991771,4%

Reaktionsbedingungen

Temperatur55 °C

Reaktionsschritte

To epichlorohydrin (20 g., 0.216 mole) heated at 55° C. is added dropwise a solution of 2-methyl-4-hydroxybenzaldehyde (9.0 g., 0.066 mole) in 2.5N sodium hydroxide solution (40 ml.). After the addition, the solution is allowed to stir an additional 3 hours at 55° C. and then at room temperature overnight. The oil is distilled to give 8.3 g of 2-methyl-4-(2,3-epoxypropyl)benzaldehyde, m.p. 160°-170° C. at 1 mm. Hg.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS04642311
Quelldatensatzuspto-grants-1987_02
ORD IDord-37cb86dad2664b549ca28236e9aa0d5c
Quellennotizuspto-grants-1987_02