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226831

Sigma-Aldrich

Silver(I) oxide

≥99.99% trace metals basis

Synonym(s):

Argentous oxide, Disilver monoxide, Disilver oxide

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About This Item

Empirical Formula (Hill Notation):
Ag2O
CAS Number:
20667-12-3
Molecular Weight:
231.74
EC Number:
243-957-1
MDL number:
MFCD00003404
UNSPSC Code:
12352303
PubChem Substance ID:
24853593
NACRES:
NA.23

Quality Level

100

Assay

≥99.99% trace metals basis

form

powder and chunks

reaction suitability

reagent type: catalyst
core: silver

SMILES string

[Ag]O[Ag]

InChI

1S/2Ag.O

InChI key

KHJDQHIZCZTCAE-UHFFFAOYSA-N

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Application

Oxidizing agent for the generation of lactones from diols. Mediates monoprotection of symmetrical diols with alkyl halides in good to excellent yield.
Stoichiometric quantities of Ag2O convert tertiary bromides to esters, ethers, and amines.

Signal Word

Danger

Hazard Statements

H271,H318,H410

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Ox. Sol. 1

Storage Class Code

5.1A - Strongly oxidizing hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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J. Serb. Chem. Soc., 53, 411-411 (1988)
Tetrahedron Letters, 48, 5761-5761 (2007)
Bouzide, A. Sauve, G.
Tetrahedron Letters, 38, 5945-5945 (1997)
Ionel Halaciuga et al.
Journal of colloid and interface science, 354(2), 620-623 (2010-12-08)
A novel environmentally friendly solution-based method for preparing dispersed silver particles is described. The simple and convenient approach consists in heating silver oxide particles dispersed in a highly alkaline water/acetone mixture. The data presented clearly show that acetone reduces completely
Y Yonekura et al.
The Journal of bone and joint surgery. British volume, 93(5), 644-649 (2011-04-23)
A silver-containing hydroxyapatite (Ag-HA) coating has been developed using thermal spraying technology. We evaluated the osteoconductivity of this coating on titanium (Ti) implants in rat tibiae in relation to bacterial infection in joint replacement. At 12 weeks, the mean affinity
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