| | Identification | Back Directory |  | [Name] 
 5-(4-fluorophenyl)-4-oxo-1,4-dihydropyridine-3-carboxylic acid
 |  | [CAS] 
 1052114-81-4
 |  | [Synonyms] 
 5-(4-fluorophenyl)-4-oxo-1,4-dihydropyridine-3-carboxylic ac
 5-(4-fluorophenyl)-1,4-dihydro-4-oxo-3-Pyridinecarboxylic acid
 5-(4-fluorophenyl)-4-oxo-1,4-dihydropyridine-3-carboxylic acid
 3-Pyridinecarboxylic acid, 5-(4-fluorophenyl)-1,4-dihydro-4-oxo-
 |  | [Molecular Formula] 
 C12H8FNO3
 |  | [MDL Number] 
 MFCD28965085
 |  | [MOL File] 
 1052114-81-4.mol
 |  | [Molecular Weight] 
 233.2
 | 
 | Chemical Properties | Back Directory |  | [Boiling point ] 
 423.3±45.0 °C(Predicted)
 |  | [density ] 
 1.437±0.06 g/cm3(Predicted)
 |  | [storage temp. ] 
 Sealed in dry,Room Temperature
 |  | [pka] 
 -0.34±0.20(Predicted)
 |  | [Appearance] 
 White to light yellow Solid
 | 
 | Hazard Information | Back Directory |  | [Synthesis] 
 
 Example A8: Example A7 (0.750 g, 2.87 mmol) was suspended in 3 M NaOH aqueous solution (7.5 mL, 22.50 mmol) and heated to reflux at 100 °C for 1.5 hrs. Upon completion of the reaction, the mixture was cooled to room temperature and slowly acidified to pH 2 with 3 M aqueous HCl. The precipitated white solid was collected by vacuum filtration and washed with deionized water and dried to afford 5-(4-fluorophenyl)-4-oxo-1,4-dihydropyridine-3-carboxylic acid (669 mg, 100% yield). The product was analyzed by mass spectrometry (ESI), m/z: 234.1 ([M + H]+). |  | [References] 
 [1] Patent: WO2014/145004,  2014,  A1. Location in patent: Paragraph 0111
 [2] Journal of Medicinal Chemistry,  2008,  vol. 51,  # 17,  p. 5330 - 5341
 [3] Patent: WO2009/94417,  2009,  A1. Location in patent: Page/Page column 28; 35-36
 [4] Patent: WO2014/713,  2014,  A1. Location in patent: Page/Page column 38
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