Silver(I) oxide

• Catalog No.: 11407
• CAS Number: 20667-12-3
• M. F.: Ag2O
• M. W.: 231.7358
• Purity: 99+% (metals basis)

SYNONYMS

• Title: 氧化银(I)
• IUPAC name: disilver(1+) ion oxidandiide
• IUPAC Traditional name: disilver(1+) ion oxidandiide

DATABASE IDS

• MDL Number: MFCD00003404
• Merck Index: 148521
• CAS Number: 20667-12-3
• EC Number: 243-957-1

PROPERTIES

• Purity: 99+% (metals basis)
• Apperance: Powder
• Density: 7.2
• Melting Point: 230°C dec.
• GHS Hazard statements: H271-H318-H400-H410-H303
• European Hazard Symbols: Irritant (Xi)
• European Hazard Symbols: Oxidising (O)
• European Hazard Symbols: Nature polluting (N)
• GHS Precautionary statements: P221-P283-P210-P305+P351+P338-P306+P360-P501A
• Risk Statements: 9-41-50/53
• RTECS: VW4900000
• Safety Statements: 17-26-39-57-60
• Storage Warning: Light Sensitive
• TSCA Listed: 是
• Hazard Class: 5.1
• UN Number: UN1479
• Packing Group: II

REFERENCES

• Reagent for conversion of quaternary methiodides to their hydroxides, prior to Hofmann elimination. For the conversion of the methiodide of N,N-dimethylcyclooctylamine to cis- and trans-cyclooctene, see: Org. Synth. Coll., 5, 315 (1973). Review: Org. React., 11, 317 (1960).
• Promotes the oxidative coupling of silyl enol ethers to give 1,4-diketones: J. Am. Chem. Soc., 97, 649 (1975).
• For use in the preparation of mevalonolactone ¹³C, see: Org. Synth. Coll., 7, 386 (1990).
• For use as a mild base in the Suzuki coupling of boronic acids with sensitive halides, see: Org. Synth., 75, 69 (1997); for reaction scheme, see 4-Methoxybenzeneboronic acid, A14462.