8-Quinolinecarbaldehyde(CAS: 38707-70-9)

8-Quinolinecarbaldehyde (CAS: 38707-70-9) is a yellow solid with a molecular weight of approximately 169.17 g/mol. It has a low solubility in water but is more soluble in organic solvents like ethanol and acetone. It is moderately reactive and susceptible to hydrolysis under basic conditions. This compound is known for its ability to form complexes with various metal ions and exhibits significant electrophilic aromatic substitution reactivity.

8-Quinolinecarbaldehyde can be synthesized via the reduction of 8-quinolinecarboxylic acid using sodium borohydride or similar reducing agents. Another method involves the alkylation of 8-quinolone with formaldehyde followed by hydrolysis. The reaction conditions, such as temperature and catalysts, can vary, but the overall yield is typically around 70-80%. This compound is also prepared through condensation reactions involving quinoline derivatives and aldehydes.

8-Quinolinecarbaldehyde (CAS: 38707-70-9) is used in the pharmaceutical industry for the synthesis of certain drugs, particularly those requiring specific substituents on quinoline rings. It is also employed in the polymer industry to improve the properties of certain polymers. Additionally, this compound has applications in the development of sensors and semiconductors due to its unique optical and electronic properties.

When handling 8-Quinolinecarbaldehyde (CAS: 38707-70-9), it is essential to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a fume hood to minimize inhalation exposure. Spills should be cleaned up immediately using appropriate absorbent materials. Always refer to the Safety Data Sheet (SDS) for detailed handling and disposal instructions. Given its reactivity, it should be stored in a cool, dry place away from direct sunlight and heat sources.