Lepidine, or 4-methylquinoline, is a heterocyclic aromatic organic compound. Its methyl group is fairly acidic, allowing for condensations to occur at this position, especially when the nitrogen is quaternized. It is used in the preparation of certain dyes.

Lepidine
Names
Preferred IUPAC name
4-Methylquinoline
Other names
Lepidine
Identifiers
3D model (JSmol)
110926
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.007.032 Edit this at Wikidata
EC Number
  • 207-734-2
UNII
  • InChI=1S/C10H9N/c1-8-6-7-11-10-5-3-2-4-9(8)10/h2-7H,1H3 checkY
    Key: MUDSDYNRBDKLGK-UHFFFAOYSA-N checkY
  • Cc1ccnc2ccccc12
Properties
C10H9N
Molar mass 143.19 g/mol
Appearance Colorless or yellow liquid
Density 1.083 g/ml
Melting point 9 to 10 °C (48 to 50 °F; 282 to 283 K)
Boiling point 261 to 263 °C (502 to 505 °F; 534 to 536 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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See also

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