Acetone → Ethyl 2,4-dioxovalerate

HRID 330061

Reaktionsgleichung

Reaktionsgleichung von HRID 330061
[CH3:1][C:2]([CH3:4])=[O:3].[C:5]([O:12][CH2:13][CH3:14])(=[O:11])[C:6]([O:8]CC)=O.C(OC(OCC)OCC)C.[Cl-].[NH4+]>C(O)C>[CH3:14][CH2:13][O:12][C:5]([C:6]([CH2:1][C:2]([CH3:4])=[O:3])=[O:8])=[O:11]

Komponenten

6

Versuchsvorschrift

Ethyl acetopyruvate was prepared from acetone and diethyl oxalate as described in Org. Synthesis, Coll. Vol. 1, 238 (1958). Further reaction with triethylorthoformate and ammonium chloride in ethanol afforded the known enol ether 1. See L. Claisen, Chem. Ber., 40, 3903 (1907).

Aufarbeitung

  1. customSynthesis, Coll

Quellen und Nachweise

ORD-Eintrag
ord-f6734b59d09746dda665bd65287785b5
Quelldatensatz
uspto-grants-1990_01
Patentnummer
US04894456

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