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Sodium Periodate

Other Names:

Sodium metaperiodate

General Information:


CAS Number: 7790-28-5

Molecular Weight: 213.89 g/mol

Appearance: White crystals

Chemical Formula: NaIO4

Common Uses:

Reagent in the conversion of alkenes to aldehydes (OsO4 + NaIO4)

Procedure excerpt:

The SM (1.03 g, 3.58 mmol), NaIO4 (2.34 g, 10.9 mmol), OsO4 (2.5 wt% in t-BuOH, 1.0 mL), THF (12.4 mL), and H2O (2.4 mL) were combined at RT. The reaction mixture . . .

[full procedure]

Reagent for oxidizing sulfides to sulfoxides or sulfones


1) Patent Reference: WO2016014463, page 98, (6.7 MB)

2) Burke, S. D.; Danheiser, R. L.; Handbook of Reagents for Organic Synthesis, Oxidizing and Reducing Agents

3) Wikipedia: Sodium periodate (link)

4) Sodium periodate (link)