|  | |  |  | 4-Ethylpyridine Basic information | 
|  |  | 4-Ethylpyridine Chemical Properties | 
 | Melting point | -91 °C |  | Boiling point | 168 °C (lit.) |  | density | 0.942 g/mL at 25 °C (lit.) |  | refractive index | n20/D 1.501(lit.) |  | Fp | 118 °F |  | storage temp. | Flammables area |  | solubility | 107g/l |  | form | Liquid |  | pka | pK1:5.87(+1) (25°C) |  | color | Clear colorless to yellow |  | PH | 10 (100g/l, H2O, 20℃) |  | Water Solubility | 34 g/L |  | Merck | 14,3849 |  | BRN | 106481 |  | LogP | 1.650 |  | CAS DataBase Reference | 536-75-4(CAS DataBase Reference) |  | NIST Chemistry Reference | 4-(C2H5)-pyridine(536-75-4) |  | EPA Substance Registry System | 4-Ethylpyridine (536-75-4) | 
|  |  | 4-Ethylpyridine Usage And Synthesis | 
 | Chemical Properties | clear colorless to yellowish liquid |  | Uses | 4-Ethyl pyridine is used as a monomer in polymer
chemistry. |  | Uses | 4-Ethylpyridine is used to study the influence of counter-anion concentration on analyte retention. |  | Synthesis Reference(s) | The Journal of Organic Chemistry, 22, p. 694, 1957 DOI: 10.1021/jo01357a607 Tetrahedron Letters, 26, p. 275, 1985 DOI: 10.1016/S0040-4039(01)80795-4
 |  | General Description | 4-Ethylpyridine undergoes metal-ligand interaction with Zn-porphyrin which can be studied by mass spectrometry. |  | Contact allergens | 4-Ethyl-pyridine is used as a monomer in polymer
chemistry |  | Purification Methods | Dry 4-ethylpyridine with BaO, and fractionally distil it. Also purified by converting to the picrate, recrystalising and the free base is regenerated and distilled. [Beilstein 20/6 V 10.] | 
|  |  | 4-Ethylpyridine Preparation Products And Raw materials | 
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