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10022-66-9 - Potassium osmium(VI) oxide dihydrate, 99+% - Potassium osmate dihydrate - 12647 - Alfa Aesar

12647 Potassium osmium(VI) oxide dihydrate, 99+%

Numéro CAS
10022-66-9
Synonymes
Potassium osmate dihydrate

Dimensions Prix ($) Quantité Disponibilité
0.25g 55,62
1g 169,76
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Potassium osmium(VI) oxide dihydrate, 99+%

MDL
MFCD00149919
EINECS
243-247-1

Propriétés chimiques

Formule
K2OsO4•2H2O
Poids formulaire
368.43 (332.40anhy)
Forme
Powder
Sensibilité
Hygroscopic
Solubilité
Soluble in water. Slowly decomposes in aqueous solution forming the tetroxide. Insoluble in alcohol, etherSoluble in water. Insoluble in alcohol and ether.

Applications

Potassium osmium(VI) oxide dihydrate acts as a catalyst for the oxidative cleavage of olefins to ketones and carboxylic acids. It is employed in an intramolecular amidohydroxylation of carbamoyloxytethered olefins providing hydroxy oxazolidinones. It is also used as a reagent in the synthesis of amphidinolide B, which shows potent antitumor activity against human solid and blood tumor cells.

Notes

Moisture sensitive. Incompatible with strong oxidizing agents.

Références bibliographiques

Yang, Q.; Njardarson, J. T. Base mediated deprotection strategies for trifluoroethyl (TFE) ethers, a new alcohol protecting group. Tetrahedron Lett. 2013, 54 (51), 7080-7082.

Zhang, L.; Chen, X.; Liu, J.; Zhu, Q.; Leng, Y.; Luo, X.; Jiang, H.; Liu, H. Discovery of novel dual-action antidiabetic agents that inhibit glycogen phosphorylase and activate glucokinase. Eur. J. Med. Chem. 2012, 58, 624-639.

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H301-H331-H315-H319-H335

Toxic if swallowed. Toxic if inhaled. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Mentions de prudence: P261-P280-P301+P310-P305+P351+P338-P304+P340-P311-P362-P312-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Call a POISON CENTER or doctor/physician. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Autres références

Classe de danger
6.1
Groupe d'emballage
III
Code tarifaire harmonisé
2843.90
TSCA
Yes

Recommandé

Consulté récemment

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Catalyseurs

Analytique et matériel de laboratoire