8.08261

Trifluoroacetic anhydride

for synthesis

• Synonym(s): Trifluoroacetic anhydride, Bis(trifluoroacetic) anhydride, TFAA
• Linear Formula: (CF₃CO)₂O
• CAS Number: 407-25-0
• Molecular Weight: 210.03
• MDL number: MFCD00000416
• UNSPSC Code: 12352106
• EC Index Number: 206-982-9
• NACRES: NA.22

Properties

• vapor pressure: 405 hPa ( 20 °C)
• Quality Level: 200
• assay: ≥99.0% (GC)
• form: liquid
• bp: 40 °C/1013 hPa
• mp: -65 °C
• density: 1.51 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C4F6O3/c5-3(6,7)1(11)13-2(12)4(8,9)10
• InChI key: QAEDZJGFFMLHHQ-UHFFFAOYSA-N

Description

Application

• Cascade Rearrangement: Nitro Group-Participating Syntheses of 1,2,5-Thiadiazoles and 1,2,4-Thiadiazolones.: This study explores the role of trifluoroacetic anhydride in the synthesis of thiadiazoles and thiadiazolones via a nitro group-participating cascade rearrangement, highlighting its utility in organic synthesis (Li et al., 2024).


• Copper Loading-Controlled Selective Synthesis of 2,5-Bis(trifluoromethyl) and Monotrifluoromethyl-Substituted Oxazoles.: This research demonstrates the selective synthesis of trifluoromethyl-substituted oxazoles using trifluoroacetic anhydride, showcasing its versatility in controlling copper loading during reactions (Wu et al., 2024).


• Wood Esterification by Fatty Acids Using Trifluoroacetic Anhydride as an Impelling Agent and Its Application for the Synthesis of a New Bioplastic.: The study presents a novel method for wood esterification using trifluoroacetic anhydride, facilitating the development of new bioplastic materials (Sejati et al., 2023).


• Synthesis of alpha-Seleno Boronates via Diboration of Carbonyl Compounds.: This paper details the synthesis of alpha-seleno boronates using trifluoroacetic anhydride in the diboration of carbonyl compounds, emphasizing its reactivity and selectivity in chemical transformations (Paul et al., 2023).


• Regioselective Synthesis of 3-Nitroindoles Under Non-Acidic and Non-Metallic Conditions.: The research highlights the use of trifluoroacetic anhydride in the regioselective synthesis of 3-nitroindoles, demonstrating its efficiency under non-acidic and non-metallic conditions (Zhang et al., 2023).

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.509 - 1.512
Identity (IR): passes test

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H314 - H332 - H412
• pcodes: P261 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1A
• supp_hazards: EUH014
• Storage Class: 8B - Non-combustible, corrosive hazardous materials
• wgk_germany: WGK 2