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

L20205 Tetra-n-butylammonium difluorotriphenylstannate, 97%

CAS Number
139353-88-1
Synonyms
Gingras' Reagent

Size Price ($) Quantity Availability
1g 46.82
5g 164.78
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Tetra-n-butylammonium difluorotriphenylstannate, 97%

MDL
MFCD00192465
EINECS
000-000-0

Chemical Properties

Formula
[CH3(CH2)3]4N[(C6H5)3SnF2]
Formula Weight
630.50
Melting point
188-191°
Sensitivity
Hygroscopic
Solubility
Soluble in most organic solvents.

Applications

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.

Notes

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

Literature References

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 Hazard and Precautionary Statements

Hazard Statements: H331-H302-H312-H400-H410

Toxic if inhaled. Harmful if swallowed. Harmful in contact with skin. Very toxic to aquatic life. Very toxic to aquatic life with long lasting effects.

Precautionary Statements: P261-P273-P280-P304+P340-P311-P301+P312-P312-P363-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Avoid release to the environment. Wear protective gloves/protective clothing/eye protection/face protection. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Call a POISON CENTER or doctor/physician. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Wash contaminated clothing before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
8668854
Hazard Class
6.1
Packing Group
III
Harmonized Tariff Code
2923.90
TSCA
No

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