Trifluoromethanesulfonic anhydride
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Trifluoromethanesulfonic anhydride
structure -
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CAS No:
358-23-6
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Formula:
C2F6O5S2
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Chemical Name:
Trifluoromethanesulfonic anhydride
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Synonyms:
Methanesulfonic acid,1,1,1-trifluoro-,1,1′-anhydride;Methanesulfonic acid,trifluoro-,anhydride;Trifluoromethanesulfonic anhydride;Trifluoromethylsulfonic anhydride;Triflate anhydride;Trifluoromethylsulfonic acid anhydride;Trifluoromethanesulfonyl anhydride;Trifluoromethanesulfonic acid anhydride;Triflic anhydride;Perfluoromethanesulfonic anhydride;Triflic acid anhydride;Tirflic anhydride;Trifluoromethanesulfonic anyhydride;Tf2O;Trifluoromethanesulfonyl trifluoromethanesulfonate;Trifluoromethylsulfonyl trifluoromethanesulfonate;93916-16-6
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CAS No:
Description
clear colorless to light brown liquid
Triflic anhydride is an organosulfonic anhydride. It derives from a triflic acid.
Characteristics
94.27000
2.86380
clear colorless to light brown liquid
1.677 g/mL at 25 °C(lit.)
90-91 °C
80.5 °C
81-83°C
n20/D 1.321(lit.)
reacts violently with water
Refrigerator
8 mm Hg ( 20 °C)
5.2 (vs air)
LD50 orally in Rabbit: 1012 mg/kg
Safety Information
I
8
UN 3265 8/PG 2
3
R14; R21/22; R34; R35
S26; S36/37/39; S43
C
P260, P261, P264, P270, P271, P280, P301+P312, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P312, P321, P330, P363, P403+P233, P405, P501
H302
Trifluoromethanesulfonic anhydride Use and Manufacturing
As an intermediate, it is widely used in the pharmaceutical industry, proteins, glycosides, vitamins, etc., Friedel-Crafts benzylation and cyclohexylation catalysts. 2. Used in the plastic industry to catalyze chemical synthesis reactions as an oligomerization catalyst and silicone rubber modification. 3. The electronic chemical industry is used in the production of electronic conductive polymers. 4. The fuel industry is used as a catalyst for protonation reactions. 5. Synthetic weeding and growth regulators in agrochemical industry. 6. Used in sugar industry. 7. Laboratory research is used for special reactions; Trifluoromethanesulfonic anhydride is widely used in the synthesis of alkyl and vinyl trifluoromethanesulfonates. In chemical and pharmaceutical synthesis, catalysis is applied to trifluoroanhydride, acid and ester.
Methanesulfonic acid, 1,1,1-trifluoro-, 1,1'-anhydride: ACTIVE
Computed Properties
Molecular Weight:282.14
XLogP3:1.6
Hydrogen Bond Acceptor Count:11
Rotatable Bond Count:2
Exact Mass:281.90913442
Monoisotopic Mass:281.90913442
Topological Polar Surface Area:94.3
Heavy Atom Count:15
Complexity:370
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes
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Trifluoromethanesulfonic anhydride
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