CAS Registry Number

CAS 1131-52-8 — 3-Ethoxy-4-methoxybenzaldehyde

3-Ethoxy-4-methoxybenzaldehyde is a fine chemical, a substituted benzaldehyde derivative, widely used in organic synthesis, fragrance formulation, and as a key intermediate for producing pharmaceuticals, agrochemicals, and specialty polymers. It serves as a versatile building block in the creation of complex molecules due to its reactive aldehyde group and electron-rich aromatic ring. This compound has a CAS number of 1131-52-8 and carries no signal word under standard classification, indicating it poses no acute hazard under normal handling conditions. It is typically supplied as a pale yellow to colorless liquid with a mild aromatic odor, soluble in organic solvents. Molekula supplies 3-Ethoxy-4-methoxybenzaldehyde from research to bulk quantities with full documentation and ISO 9001:2015 traceability.