4-Hydroxybenzaldehyde

　　Main Uses

　　Pharmaceutical Intermediates:

　　Used for synthesizing various drugs, such as antibacterials (sulfonamides), anti-asthma drugs (salbutamol), and cardiovascular drugs (ambroxol hydrochloride). It is an important fine chemical raw material.

　　Fragrances and Food Additives:

　　As a precursor for synthesizing vanillin (vanilla aldehyde), vanillin is a widely used food flavoring for enhancing the aroma of pastries, beverages, candies, etc.

　　It can also serve as a fragrance intermediate, used in compounding floral-type fragrances (such as orchid and lily scents).

　　Chemical and Material Fields:

　　Used for synthesizing dyes (such as azo dyes, reactive dyes), acting as a color developer or intermediate in the construction of dye molecules.

　　In polymer materials, it acts as a monomer participating in polycondensation reactions to synthesize polymers with special functions (such as heat-resistant resins, liquid crystal materials).

　　Used for preparing preservatives and antioxidants, utilizing the reducing properties of its phenolic hydroxyl group to delay oxidative deterioration of substances.

CAS NO: 123-08-0

EC NO: 204-599-1

Molecular Formula: C₇H₆O₂

Molecular Weight: 122.1213

Alias: 4-Hydroxybenzaldehyde; PHBA; p-Hydroxybenzaldehyde; p-Hydroxybenzaldehyde; Nipagin aldehyde; 4-Hydroxybenzaldehyde (PHBA);

Structural Formula: