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120801-75-4 - Trimethylsilyl 2,2-difluoro-2-(fluorosulfonyl)acetate, 94% - 2,2-Difluoro-2-(fluorosulfonyl)acetic acid trimethylsilyl ester - H26857 - Alfa Aesar

H26857 Trimethylsilyl 2,2-difluoro-2-(fluorosulfonyl)acetate, 94%

CAS Number
120801-75-4
Synonyms
2,2-Difluoro-2-(fluorosulfonyl)acetic acid trimethylsilyl ester

Size Price ($) Quantity Availability
1g 40.60
5g 88.10
25g 274.00
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Trimethylsilyl 2,2-difluoro-2-(fluorosulfonyl)acetate, 94%

MDL
MFCD02093343

Chemical Properties

Formula
FSO2CF2CO2Si(CH3)3
Formula Weight
250.27
Boiling Point
156°
Flash Point
26°(79°F)
Density
1.27
Refractive Index
1.367
Solubility
Reacts with water.

Applications

Trimethylsilyl 2,2-difluoro-2-(fluorosulfonyl)acetate is an fluoroalkylation agent, reactant for preparation of difluorocyclopropenes, preparation of difluorocarbene reagents.

Notes

Store away from strong oxidizing agents. Keep container tightly closed. Store in cool, dry conditions in well sealed containers.

Literature References

Zhiyong Wang.; Richard B. Silverman. Trimethylsilyl 2,2-difluoro-2-(fluorosulfonyl)acetate. Bioorganic & Medicinal Chemistry. 2006, 14, (7), 2242-2252.

Kohsuke Aikawa.; Wataru Toya.; Yuzo Nakamura.; Koichi Mikami. Development of (Trifluoromethyl)zinc Reagent as Trifluoromethyl Anion and Difluorocarbene Sources. Org. Lett. 2015, 17, (20), 4996-4999.

GHS Hazard and Precautionary Statements

Hazard Statements: H314-H318-H226

Causes severe skin burns and eye damage. Causes serious eye damage. Flammable liquid and vapour.

Precautionary Statements: P210-P260-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. 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. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Hazard Class
8
Packing Group
II
Harmonized Tariff Code
2931.90
TSCA
No

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