Product name:2,4-DifluoroBenzonitrileCAS No.: 3939-09-1Molecular Weight: 139.1Formula: C7H3F2NMelting point : 47-49 °C(lit.)Boiling point : 189°CAppearance: white crystaldPurity: 98%Description:2,4-Difluorobenzonitrile undergoes polycondensation with Bisnol A and laser desorption/time-of-flight mass spectra revealed a quantitative formation of cyclic oligoethers and polyethers.2,4-Difluorobenzonitrile is rmaceutical intermediates,is widely used Fluorine.