Sulfuric Acid → Tetrasodium Pyrophosphate

HRID 247361

Reaktionsgleichung

Reaktionsgleichung von HRID 247361
C1C(C(N)=O)=CN(C2OC(C[O:16][P:17]([O:20][P:21]([O:24]CC3OC(N4C5N=CN=C(N)C=5N=C4)C(OP([O-])([O-])=O)C3O)([O-:23])=[O:22])([O-:19])=[O:18])C(O)C2O)C=C1.[Na+:49].[Na+].[Na+].[Na+].P([O-])([O-])([O-])=O.[Na+].[Na+].[Na+].S(=O)(=O)(O)O.P(O)([O-])([O-])=O.[Na+].[Na+]>>[O-:18][P:17]([O:20][P:21]([O-:24])([O-:23])=[O:22])(=[O:16])[O-:19].[Na+:49].[Na+:49].[Na+:49].[Na+:49]

Komponenten

5

Versuchsvorschrift

Process as claimed in claim 13 for the production of tetrasodium pryophosphate, wherein trisodium orthophosphate is acidified with sulfuric acid, disodium orthophosphate is separated from the reaction mixture and the disodium orthophosphate so separated is heated to btween 400° C. and 600° C. to form tetrasodium pyrophosphate.

Aufarbeitung

  1. customis separated from the reaction mixture
  2. customthe disodium orthophosphate so separated
  3. temperatureis heated
  4. customto btween 400° C. and 600° C.

Quellen und Nachweise

ORD-Eintrag
ord-8385db6a427848048763553cfc703fd0
Quelldatensatz
uspto-grants-1987_11
Patentnummer
US04707344

Verknüpfte Notizen

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