4-Ethylbenzaldehyde

• CAT Number: I015100
• CAS Number: 4748-78-1
• Molecular Formula: C9H10O
• Molecular Weight: 134.18
• Purity: ≥95%
• Synonyms: 4-ethylbenzaldehyde
• InChI: InChI=1S/C9H10O/c1-2-8-3-5-9(7-10)6-4-8/h3-7H,2H2,1H3
• InChIKey: QNGNSVIICDLXHT-UHFFFAOYSA-N
• SMILES: CCC1=CC=C(C=C1)C=O

4-Ethylbenzaldehyde（Cat No.:I015100）is an aromatic aldehyde characterized by an ethyl substituent at the para position of the benzene ring. It is widely used as an intermediate in organic synthesis, particularly in the preparation of pharmaceuticals, agrochemicals, fragrances, and fine chemicals. Its reactive aldehyde group makes it valuable for condensation, reduction, and derivatization reactions. Researchers employ 4-ethylbenzaldehyde in material and synthetic chemistry to explore aromatic reactivity, structure–activity relationships, and chemical modification strategies. Its versatility highlights its importance as a building block in medicinal and industrial chemistry research.