Sulfuric Acid → Tetrasodium Pyrophosphate

HRID 247361

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HRID 247361 반응식
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]

참가 물질

5

실험 절차

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.

후처리

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

출처 및 근거

ORD 기록
ord-8385db6a427848048763553cfc703fd0
출처 데이터셋
uspto-grants-1987_11
특허 번호
US04707344

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