Methyl trifluoromethanesulfonate

Basic Information

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CAS Number

333-27-7

Molecular Formula

C2H3F3O3S

Molecular Weight

164.1 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Specialty Chemicals UV Stabilizers

Electronic Chemicals Semiconductor Materials Etchants

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Water Treatment Chemicals Disinfectants Chlorine Compounds

Basic Physical Properties

Boiling Point

99°C

Refractive Index

n20/D 1.326(lit.)

SMILES

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COS(=O)(=O)C(F)(F)F

InChI

InChI=1S/C2H3F3O3S/c1-8-9(6,7)2(3,4)5/h1H3

InChIKey

OIRDBPQYVWXNSJ-UHFFFAOYSA-N

LogP

0.48240000000000005

Topological Polar Surface Area

43.370000000000005 Å²

Hydrogen Bond Donor/Acceptor

0 / 3

Complexity

172

Safety Information

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GHS Hazard Pictograms

H226

H314

Hazard Statement

H226 Flammable liquid and vapor
Flammable liquids

H314 Causes severe skin burns and eye damage
Skin corrosion/irritation

Hazard Class

Class 3.2 Class 3.2

Sensitiveness

Air Sensitive

Synonyms & References

English

METHYLTRIFLUOROMETHANESULFONATE
CAS-333-27-7
7B25Z22EPV
AKOS005063680
UNII-7B25Z22EPV
Methanesulfonic acid, 1,1,1-trifluoro-, methyl ester
FT-0628818
TfOMe
DTXCID1029128
methyl tris(fluoranyl)methanesulfonate
Q907614
methyltriflate
Methyl triflate
DTXSID6049272
NSC270679
T2029
methyl trifluoromethane-sulfonate
AI3-62911
J-019144
Methyl trifluoromethanesulfonate, for GC derivatization, 98.0%
Methyl trifloromethanesulfonate
methyltrifluoromethane sulfonate
Methyl trifluoromethanesulphonate
BCP22549
Trifluoromethylsulfonic acid methyl ester
Methyl trifluoromethanesulfonate, >=98%
Methanesulfonic acid, trifluoro-, methyl ester
NS00022063
METHYL TRIFLUOROMETHANESULFONATE [MI]
Trifluoromethanesulfonic Acid Methyl Ester
F1905-7179

MDL Number

MFCD00000409

Customs Code

29049020

FAQ

What is Methyl trifluoromethanesulfonate (CAS: 333-27-7)?

Methyl trifluoromethanesulfonate, with the CAS number 333-27-7, is an organic sulfonic acid derivative. Its chemical formula is C2F6O3S. It is a colorless liquid with a sharp, acrid odor and is highly reactive. It is commonly used as a reagent in chemical synthesis due to its strong electrophilic properties.

What are the main uses of Methyl trifluoromethanesulfonate (CAS: 333-27-7)?

Methyl trifluoromethanesulfonate is widely used in pharmaceutical and fine chemical industries as a sulfonating agent. It plays a key role in the synthesis of various organic compounds, including pharmaceutical intermediates and specialty chemicals. It is also used in research for fluorination reactions and in the production of fluorinated materials.

Is Methyl trifluoromethanesulfonate (CAS: 333-27-7) safe?

Methyl trifluoromethanesulfonate is toxic and can cause severe irritation to the skin, eyes, and respiratory system. It should be handled with appropriate protective equipment, such as gloves, goggles, and a lab coat. Safety standards require careful storage and use in well-ventilated areas to minimize exposure risks.

How should Methyl trifluoromethanesulfonate (CAS: 333-27-7) be stored?

Methyl trifluoromethanesulfonate should be stored in a cool, dry, and well-ventilated area, away from heat and light. It is typically kept in a sealed container made of materials resistant to chemical attack, such as glass or high-density polyethylene. Avoid exposure to moisture and incompatible substances to ensure stability and safety.