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54010-75-2 - Zinc trifluoromethanesulfonate, 98% - Trifluoromethanesulfonic acid zinc salt - Zinc triflate - L15969 - Alfa Aesar

L15969 Zinc trifluoromethanesulfonate, 98%

Numéro de CAS
54010-75-2
Synonymes
Trifluoromethanesulfonic acid zinc salt
Zinc triflate

Conditionnement Prix ($) Quantité Disponibilité
5g 40,60
25g 131,00
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Zinc trifluoromethanesulfonate, 98%

MDL
MFCD00013229
EINECS
258-922-6

Propriétés chimiques

Formule
C2F6O6S2Zn
Poids moleculaire
363.51
Point de fusion
>300°
Sensibilité
Hygroscopic
Solubilité
Soluble in water and acetonitrile. Slightly soluble in methanol. Insoluble in dichloromethane.

Applications

Zinc trifluoromethanesulfonate acts as a catalyst for the preparation of dithioketals. It is used as a Lewis acid catalyst in silylation reactions. It is also used as a catalyst for greener amine synthesis by reductive amination with hydrogen gas.

Notes

Hygroscopic. Incompatible with strong oxidizing agents and acids.

Références bibliographiques

Mild Lewis acid catalyst which promotes thioketalization, particularly of acid-sensitive substrates, with ethanedithiol: Tetrahedron Lett., 24, 169 (1983); J. Am. Chem. Soc., 105, 1662 (1983).

Useful, alone or in combination with TMS chloride, for glycosidation reactions: Chem. Pharm. Bull., 40, 2909 (1992); 41, 201 (1993); 42, 1808 (1994).

Promotes the aldol reaction of silyl enol ethers with aldehydes: Gazz. Chim. Ital., 123, 673 (1993).

In combination with N-methylephedrine, catalyzes enantioselective addition of terminal alkynes to aldehydes to give propargylic alcohols in high yield and ee: J. Am. Chem. Soc., 122, 1806 (2000).

Castro-Osma, J. A.; Comerford, J. W.; Heyn, R. H.; North, M.; Tangstad, E. New catalysts for carboxylation of propylene glycol to propylene carbonate via high-throughput screening. Faraday Discuss. 2015, 183, 19-30.

Sownthari, K.; Suthanthiraraj, S. A. Influence of Al2O3 nanofiller on the properties of polymer electrolyte based on poly-epsilon-caprolactone. Polym. Bull. 2015, 72 (1), 61-73.

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H314-H318

Causes severe skin burns and eye damage. Causes serious eye damage.

Mentions de prudence: P260u-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a

Do not breathe dusts or mists. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Autres références

Beilstein
4028195
Classe de danger
8
Groupe d'emballage
III
Code tarifaire harmonisé
2904.99
TSCA
Yes

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Analytique et matériel de laboratoire