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ChemicalBook CAS DataBase List 2,4-DIFLUORO-PYRIDINE
34941-90-7

2,4-DIFLUORO-PYRIDINE synthesis

9synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 4 steps
1.1: BuLi; i-Pr2NH / tetrahydrofuran; hexane
1.2: 85 percent / 1,1,2-trichloro-1,2,2-trifluoroethane / tetrahydrofuran; hexane
2.1: BuLi / tetrahydrofuran; hexane / 2 h / -75 °C
2.2: 80 percent / 1,1,2-trichloro-1,2,2-trifluoroethane / tetrahydrofuran; hexane / 1 h / -75 °C
3.1: 79 percent / KF; tetramethylammonium chloride / dimethylsulfoxide / 2 h / 150 °C
4.1: 77 percent / HCOONH4 / Pd/C / octan-1-ol / 4 h / 75 °C

References:

Bobbio, Carla;Rausis, Thierry;Schlosser, Manfred [Chemistry - A European Journal,2005,vol. 11,# 6,p. 1903 - 1910]

2,4-DIFLUORO-PYRIDINE Related Search:

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