Sulfuric Acid → Sodium Dichromate

HRID 1085040

Reaction equation

[Cr:1]([O-:5])([O-:4])(=[O:3])=[O:2].[Cr:6]([O-])([O-:9])(=[O:8])=[O:7].[Na+:11].[Na+].S(=O)(=O)(O)O>>[Cr:1]([O:5][Cr:6]([O-:9])(=[O:8])=[O:7])([O-:4])(=[O:3])=[O:2].[Na+:11].[Na+:11]

Participants

Reactant 3

HCID 1118Sulfuric Acid

HCID 24461Chromate

HCID 24488Sodium Chromate

Product 1

HCID 25408Sodium Dichromate

Procedure

If the concentrated chromate phase is sodium chromate, this solid phase may be acidified by, e.g., sulfuric acid either before or after evaporation to provide a sodium dichromate product.

Workup

custombefore or after evaporation

Sources & evidence

ORD record: ord-e3bb0e0985c54b19803b910dff1f64f0
Source dataset: uspto-grants-1991_04
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US05007960

Linked notes

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