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177942-39-1

177942-39-1 Structure

177942-39-1 Structure
IdentificationBack Directory
[Name]

3-cyano-2,4-difluorobenzoic acid
[CAS]

177942-39-1
[Synonyms]

3-cyano-2,4-difluorobenzoic acid
[Molecular Formula]

C8H3F2NO2
[MDL Number]

MFCD20645230
[MOL File]

177942-39-1.mol
[Molecular Weight]

183.11
Chemical PropertiesBack Directory
[Boiling point ]

303.0±42.0 °C(Predicted)
[density ]

1.51±0.1 g/cm3(Predicted)
[pka]

2.65±0.10(Predicted)
Hazard InformationBack Directory
[Synthesis]

To a 1 L reaction vial were sequentially added 49.9 g (0.36 mol) of 2,4-difluoro-3-carboxamide benzoic acid, 31.6 g (0.40 mol) pyridine, and 376 g tetrahydrofuran (THF). Place in a low temperature bath to cool down to -5 ℃, dropwise addition of 83.2g (0.
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