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ChemicalBook CAS DataBase List 2,6-Difluorotoluene

2,6-Difluorotoluene synthesis

8synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 3 steps
1.1: 83 percent / chlorosulfuric acid; H2SO4 / 20 - 40 °C
2.1: 84 percent / KF; Ph4PBr / tetrahydrothiophene 1,1-dioxide; toluene / 1.5 h / 210 °C
3.1: NaOH; H2O / 1 h
3.2: 79.1 percent / H2SO4; H2O / Heating

References:

Kageyama, Hiroyuki;Suzuki, Hiroshi;Kimura, Yoshikazu [Journal of Fluorine Chemistry,2000,vol. 101,# 1,p. 85 - 89]

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