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

Catalog No.	Quantity
AAH2685706	5 g
AAH2685714	25 g

Catalog No. AAH2685706 Supplier Thermo Scientific Chemicals Supplier No. H2685706

Description

CAS: 120801-75-4 | C5H9F3O4SSi | 250.26 g/mol

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

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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

Solubility
Reacts with water.

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

Specifications

Chemical Identifiers

• CAS: 120801-75-4
• Molecular Formula: C5H9F3O4SSi
• Molecular Weight (g/mol): 250.26
• MDL Number: MFCD02093343
• InChI Key: XHVSCKNABCCCAC-UHFFFAOYSA-N
• PubChem CID: 2778022
• IUPAC Name: trimethylsilyl 2,2-difluoro-2-fluorosulfonylacetate
• SMILES: C[Si](C)(C)OC(=O)C(F)(F)S(F)(=O)=O

• Density: 1.27
• Boiling Point: 156°C
• Flash Point: 26°C (79°F)
• Refractive Index: 1.367
• Quantity: 5 g
• UN Number: UN2920
• Synonym: trimethylsilyl 2,2-difluoro-2-fluorosulfonyl acetate, trimethylsilyl 2-fluorosulfonyl difluoroacetate, trimethylsilyl2-fluorosulphonyl difluoroacetate, trimethylsilyl fluorosulfonyldifluoroacetate, trimethylsilyl difluoro fluorosulfonyl acetate, trimethylsilyl 2-fluorosulphonyl difluoroacetate, 2,2-difluoro-2-fluorosulfonyl acetic acid trimethylsilyl ester, pubchem22642, g00021-watson-int, acmc-1c7yr
• Solubility Information: Reacts with water.
• Formula Weight: 250.27
• Percent Purity: 94%
• Chemical Name or Material: Trimethylsilyl 2,2-difluoro-2-(fluorosulfonyl)acetate

Safety and Handling

Hazard Category	H226-H314-H335
Hazard Statement	GHS H Statement H314-H318-H226 Causes severe skin burns and eye damage. Causes serious eye damage. Flammable liquid and vapor.
Precautionary Statement	P210-P233-P235-P240-P241-P242-P243-P260-P264b-P271-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P370+P378q-P501c
DOTInformation	Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: CORROSIVE LIQUIDS, FLAMMABLE, N.O.S.
TSCA	No
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only