Citric Acid → Trisodium citrate

HRID 2380172Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 2380172
[NH2+]([O-])(=O)C(N)=S.[OH-].[Na+:8].C=O.S([O-])[O-].[Na+].[Na+].[C:16]([OH:28])(=[O:27])[CH2:17][C:18]([CH2:23][C:24]([OH:26])=[O:25])([C:20]([OH:22])=[O:21])[OH:19]>C(O)(=O)C>[C:16]([O-:28])(=[O:27])[CH2:17][C:18]([CH2:23][C:24]([O-:26])=[O:25])([C:20]([O-:22])=[O:21])[OH:19].[Na+:8].[Na+:8].[Na+:8]

Komponenten

5

Edukt 3

HCID 311Citric AcidHCID 14798Sodium HydroxideHCID 21225536CID 21225536

Produkt 1

HCID 6224Trisodium citrate

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 176Acetic AcidLösungsmittel

Versuchsvorschrift

The procedure of Example 1 was followed except that in lieu of 0.75 lbs of thiourea dioxide and the sodium hydroxide there was utilized 3.0 lbs of sodium sulfoxylate formaldehyde and sufficient citric acid to give a pH of 4.0-4.5 (buffered with sodium citrate) or acetic acid (56%) buffered with sodium acetate at a temperature of 180°-185° F.

Quellen und Nachweise

ORD-Eintrag
ord-812d4a0106ca4decabfa85e937cd4eda
Quelldatensatz
uspto-grants-1994_11
Patentnummer
US05366510

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