4-Methylpyridine
Chemical compound / From Wikipedia, the free encyclopedia
4-Methylpyridine is the organic compound with the formula CH3C5H4N. It is one of the three isomers of methylpyridine. This pungent liquid is a building block for the synthesis of other heterocyclic compounds. Its conjugate acid, the 4-methylpyridinium ion, has a pKa of 5.98, about 0.7 units above that of pyridine itself.[1]
This article relies largely or entirely on a single source. (March 2024) |
Quick Facts Names, Identifiers ...
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Names | |
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Preferred IUPAC name
4-Methylpyridine | |
Other names
4-Picoline γ-picoline | |
Identifiers | |
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3D model (JSmol) |
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ChEBI | |
ChemSpider |
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ECHA InfoCard | 100.003.298 ![]() |
PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties | |
C6H7N | |
Molar mass | 93.129 g·mol−1 |
Appearance | colorless liquid |
Density | 0.957 g/mL |
Melting point | 2.4 °C (36.3 °F; 275.5 K) |
Boiling point | 145 °C (293 °F; 418 K) |
Miscible | |
-59.8·10−6 cm3/mol | |
Hazards | |
Flash point | 39 °C (102 °F; 312 K) |
538 °C; 1,000 °F; 811 K | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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