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Trifluoromethanesulfonic anhydride CAS#358-23-6

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Chemical Name：Trifluoromethanesulfonic anhydride

CAS No.:358-23-6

Molecular Formula:C2F6O5S2

Molecular weight:282.14

Sample: Available

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Product Details

Products Description of Trifluoromethanesulfonic anhydride CAS#358-23-6

Trifluoromethanesulfonic anhydride is an organic compound with the chemical formula (CF3SO2)2O. It is the anhydride of the strong acid trifluoromethanesulfonic acid and a strong electrophilic reagent that can be used to introduce trifluoromethanesulfonyl groups.

Trifluoromethanesulfonic anhydride Chemical Properties

Melting point	-80°C
Boiling point	81-83 °C (lit.)
density	1.677 g/mL at 25 °C (lit.)
vapor density	5.2 (vs air)
vapor pressure	8 mm Hg ( 20 °C)
refractive index	n20/D 1.321(lit.)
RTECS	PB2772000
Fp	81-83°C
storage temp.	Store below +30°C.
solubility	Miscible with dichloromethane. Immiscible with hydrocarbons.
form	Liquid
Specific Gravity	1.677
color	Clear colorless to light brown
Water Solubility	reacts violently with water
Sensitive	Moisture Sensitive
BRN	1813600
Stability:	Hygroscopic, Moisture Sensitive
InChIKey	WJKHJLXJJJATHN-UHFFFAOYSA-N
LogP	0.3 at 25℃
CAS DataBase Reference	358-23-6(CAS DataBase Reference)
NIST Chemistry Reference	Trifluoromethanesulfonic anhydride(358-23-6)
EPA Substance Registry System	Methanesulfonic acid, trifluoro-, anhydride (358-23-6)

Safety Information

Hazard Codes	C
Risk Statements	14-21/22-34-35-22-40
Safety Statements	26-36/37/39-43-45-8
RIDADR	UN 3265 8/PG 2
WGK Germany	3
F	10-21
Hazard Note	Corrosive
TSCA	Yes
HazardClass	8
PackingGroup	I
HS Code	29049020
Toxicity	LD50 orally in Rabbit: 1012 mg/kg

Product Application of Trifluoromethanesulfonic anhydride CAS#358-23-6

As an intermediate, it is widely used in the pharmaceutical industry, proteins, glycosides, vitamins, etc., and Friedel-Crafts benzylation and cyclohexylation catalysts.

2. The plastics industry uses it to catalyze chemical synthesis reactions as a polymerization catalyst and silicone rubber modification.

3. The electronic chemical industry uses it to produce electronically conductive polymers.

4. The fuel industry uses it as a protonation reaction catalyst.

5. The agrochemical industry uses it to synthesize herbicides and growth regulators.

6. Used in the sugar industry.

7. Used in laboratory research for special reactions

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