METHOD OF PURIFYING FLUOROMETHYL-1,1,1,3,3,3-HEXAFLUOROISOPROPYL ETHER

• Main Authors: KAWAI, TOSHIKAZU, WATANABE, MINEO, KUMAKURA, MANAMI, YOSHIMURA, TAKAAKI
• Format: Patent
• Language: English; French
• Published: 01.02.2000
• Edition: 6
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMISTRY; METALLURGY; ORGANIC CHEMISTRY

A highly pure fluoromethyl 1,1,1,1,3,3,3-hexafluoroisopropyl ether can be obtained by contacting the crude ether with a Bronsted acid, a Lewis acid, or an acid immobilized by, for example, a resin to remove impurities which are difficult to expel by distillation.