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ChemicalBook CAS DataBase List 3,4,5-Trifluorobenzoic acid
121602-93-5

3,4,5-Trifluorobenzoic acid synthesis

12synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 5 steps
1: 91 percent / sec-butyllithium / tetrahydrofuran; cyclohexane / 1.5 h / -75 °C
2: 95 percent / bromine / CCl4 / Heating
3: diisopropylamine; butyllithium / hexane; tetrahydrofuran / 2 h / -75 °C
4: 89 percent / butyllithium / diethyl ether; hexane / 0.25 h / -100 °C
5: 93 percent / butyllithium / diethyl ether; hexane / 0.25 h / -75 °C

References:

Heiss, Christophe;Schlosser, Manfred [European Journal of Organic Chemistry,2003,# 3,p. 447 - 451]

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