Itaconic acid → (+-)-Citramalic acid

Reaktionsgleichung

[C:1]([OH:9])(=[O:8])/[C:2](=[CH:4]\[C:5]([OH:7])=[O:6])/[CH3:3].[C:10]([OH:18])(=[O:17])[C:11]([CH2:13][C:14]([OH:16])=[O:15])=[CH2:12]>>[C:5]([OH:7])(=[O:6])[CH2:4][C:2]([C:1]([OH:9])=[O:8])([OH:15])[CH3:3].[C:10]([OH:18])(=[O:17])/[C:11](=[CH:13]/[C:14]([OH:16])=[O:15])/[CH3:12]

Komponenten

Edukt 2

HCID 811Itaconic acid

HCID 643798Citraconic acid

Produkt 2

HCID 1081(+-)-Citramalic acid

HCID 638129Mesaconic acid

Versuchsvorschrift

isomerizing citraconic acid to itaconic acid in an aqueous solution at a first temperature of about 140° C. to 200° C., which produces citramalic acid and mesaconic acid as by-products;

Aufarbeitung

customat a first temperature of about 140° C. to 200° C., which

Quellen und Nachweise

ORD-Eintrag: ord-bce37882331343bcacc4c9245b08a609
Quelldatensatz: uspto-grants-2003_01
DOI: 10.6084/m9.figshare.5104873.v1
Patentnummer: US06504055B1

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