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ChemicalBook CAS DataBase List 3-FLUORO-2-TRIFLUOROMETHYL-ISONICOTINIC ACID
886510-09-4

3-FLUORO-2-TRIFLUOROMETHYL-ISONICOTINIC ACID synthesis

3synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 3 steps
1.1: copper(l) iodide; 1,10-Phenanthroline / N,N-dimethyl-formamide / 3 h / 100 - 110 °C / Inert atmosphere; Large scale
2.1: tetrabutyl ammonium fluoride / dimethyl sulfoxide / 8 h / Reflux; Large scale
3.1: N-ethyl-N,N-diisopropylamine; n-butyllithium / tetrahydrofuran / 2 h / -80 - -70 °C / Inert atmosphere; Large scale
3.2: 0.5 h / -60 °C / Inert atmosphere; Large scale

References:

CN110627714,2019,A

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