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139353-88-1 - Tetra-n-butylammonium difluorotriphenylstannate, 97% - Gingras' Reagent - L20205 - Alfa Aesar

L20205 Tetra-n-butylammonium difluorotriphenylstannate, 97%

CAS-Nummer
139353-88-1
Synonyme
Gingras' Reagent

Größe Preis ($) Menge Verfügbarkeit
1g 48,20
5g 180,00
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Tetra-n-butylammonium difluorotriphenylstannate, 97%

MDL
MFCD00192465
EINECS
000-000-0

Chemische Eigenschaften

Formel
[CH3(CH2)3]4N[(C6H5)3SnF2]
Molmasse
630.50
Schmelzpunkt
188-191°
Sensitivität
Hygroscopic
Löslichkeit
Soluble in most organic solvents.

Anwendungen

Can be regarded as a non-hygroscopic anhydrous equivalent of TBAF useful in the preparation of gem-difluorides and the alkylation of enol silyl ethers. For use in the fluorination of carbohydrates.

Bemerkungen

Hygroscopic. Store away from oxidizing agents. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

Literaturverweise

Olivier Lefebvre, et al. Acetyltrimethylsilane, Trifluoromethyltrimethylsilane, and Prenyl Esters:? A Three-Component System for the Synthesis of gem-Difluoroanalogues of Monoterpenes.J. Org. Chem.,2001,66(12), 4348-4351.

Qi Qin, et al. Additive-controlled stereoselective glycosylations of 2,3-oxazolidinone protected glucosamine or galactosamine thioglycoside donors with phenols based on preactivation protocol.Carbohydr. Res.,2015,403104-114.

Can be regarded as a non-hygroscopic anhydrous equivalent of TBAF useful in the preparation of gem-difluorides: Synlett., 8, 587 (1993), and the alkylation of enol silyl ethers: Tetrahedron Lett., 32, 7381 (1991). For use in the fluorination of carbohydrates, see: Tetrahedron Asymmetry, 9, 213 (1998).

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H302-H312-H331

Harmful if swallowed. Harmful in contact with skin. Toxic if inhaled.

Sicherheitshinweise: P261-P280h-P304+P340-P311a-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/clothing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
8668854
Gefahrenklasse
6.1
Verpackungsgruppe
III
Harmonized Tariff Code
2923.90
TSCA
No

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