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

L15969 Zinc trifluoromethanesulfonate, 98%

CAS-Nummer
54010-75-2
Synonyme
Trifluoromethanesulfonic acid zinc salt
Zinc triflate

Größe Preis ($) Menge Verfügbarkeit
5g 28,60
25g 86,70
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Zinc trifluoromethanesulfonate, 98%

MDL
MFCD00013229
EINECS
258-922-6

Chemische Eigenschaften

Formel
C2F6O6S2Zn
Molmasse
363.51
Schmelzpunkt
>300°
Sensitivität
Hygroscopic
Löslichkeit
Soluble in water and acetonitrile. Slightly soluble in methanol. Insoluble in dichloromethane.

Anwendungen

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.

Bemerkungen

Hygroscopic. Incompatible with strong oxidizing agents and acids.

Literaturverweise

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.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H314-H318

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

Sicherheitshinweise: P260-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310-P363-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. 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. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
4028195
Gefahrenklasse
8
Verpackungsgruppe
III
Harmonized Tariff Code
2904.90
TSCA
Yes

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