Sulfuric Acid → Tetrasodium Pyrophosphate

HRID 247361

反応式

HRID 247361 の反応式
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]

参加物

5

実験手順

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.

後処理

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

出典と根拠

ORDレコード
ord-8385db6a427848048763553cfc703fd0
出典データセット
uspto-grants-1987_11
特許番号
US04707344

関連ノート

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