Quinoline

CAS Number

91-22-5

Molecular Formula

C₉H₇N

Also known as:

Quinoline; 1-Azanaphthalene; 1-Benzopyridine; Quinolin; Chinoline

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Product Description

Quinoline (QN) is a heterocyclic aromatic organic compound (chemical formula C₉H₇N, molecular weight 129.16 g·mol⁻¹) supplied as a colorless to pale liquid. It is used as a precursor and intermediate in the manufacture of dyes, agrochemical actives, pharmaceuticals and specialty chemicals. Quinoline is slightly soluble in cold water and miscible with most organic solvents. Final acceptance of any lot must be based on the supplier batch COA and SDS.

Applications

  • Precursor for synthesis of 8-hydroxyquinoline and other heterocyclic derivatives used in chelating agents and agrochemicals.

  • Intermediate in dye and pigment manufacture.

  • Building block in pharmaceutical and fine-chemical synthesis.

  • Solvent and reagent for specialized organic reactions.

  • Analytical reagent and reference standard for method development and QC.

  • Research and material science applications involving heteroaromatic scaffolds.

Technical Parameters

Parameter Value
202-051-6 Colorless to pale liquid, clear
Melting point (°C) −15
Boiling point (°C, 1 atm) 237
Density (g·mL⁻¹ at 20 °C) 1.09
Water solubility 6.1 g·L⁻¹
Refractive index 1.63
Vapor pressure 0.07
pKa 4.85

Applications

Pigments/Dyes

Quick Information

EINECS 202-051-6
Molecular Weight 129.16 g/mol

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