Phosphoric Acid → Hydrochloric Acid

HRID 1196400Notes

Reaction equation

[Cl-:1].[K+:2].[P:3](=[O:7])([OH:6])([OH:5])[OH:4].[P].[K]>>[P:3]([O-:7])([O-:6])([O-:5])=[O:4].[K+:2].[K+:2].[K+:2].[ClH:1]

Participants

Reactant 4

HCID 1004Phosphoric Acid

HCID 4873Potassium Chloride

HCID 5462222Potassium

HCID 5462309Phosphorus

Product 2

HCID 313Hydrochloric Acid

HCID 62657Potassium Phosphate, Tribasic

Procedure

reacting potassium chloride with phosphoric acid in a molar feed ratio of phosphorus to potassium in the range of at least about 1.3:1 at a temperature of about 130° to about 200° C. to produce potassium phosphate and by-product hydrogen chloride;

Workup

customat a temperature of about 130° to about 200° C.

Sources & evidence

ORD record: ord-b61436eb459d4a05980b9a2c41db3e62
Source dataset: uspto-grants-1992_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US05114460

Reaction notes

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