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HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HRID 971921Erstellt: 25. Oktober 2026

Benzene → HCID 21312565, Verbindung

https://huagongshe.com/reaction/971921

Reaktionsgleichung

Beteiligte Stoffe

RolleNameHCIDEinwaage
EduktBenzeneHCID 241—
EduktBarbitalHCID 2294—
EduktDimethylformamideHCID 6228—
EduktPotassium CarbonateHCID 11430—
EduktButanoic acid, 4-chloro-, methyl esterHCID 76612—
ProduktHCID 21312565HCID 21312565—

Reaktionsschritte

18.4 g (0.1 mol) of 5,5-diethylbarbituric acid are reacted with 28.7 g (0.21 mol) of methyl γ-chlorobutyrate according to Example 1. 15.2 g (0.11 mol) of potassium carbonate powder are used as the acid acceptor and 100 ml of benzene and 100 ml of dimethylformamide are used as the solvent. The reaction is carried out exactly according to Example 1 and likewise worked up. In this manner, 38.3 g (99.7% of theory) of a clear, slightly discoloured viscous product are obtained.

Herkunft & Nachweise

DOI10.6084/m9.figshare.5104873.v1
PatentnummerUS04161603
Quelldatensatzuspto-grants-1979_07
ORD IDord-38018ddc63f14eb8b330d469b9e561c9
Quellennotizuspto-grants-1979_07