Pharmaceutical intermediates

4-Hydroxybenzaldehyde (CAS 123-08-0; commonly abbreviated PHBA, also called p-hydroxybenzaldehyde or 4-formylphenol) is a white to light yellow crystalline powder with a faint aromatic odor. It is a versatile aromatic aldehyde carrying both a phenolic hydroxyl and an aldehyde group on the benzene ring, and is an important organic synthesis intermediate and fine chemical. With a molecular weight of 122.12 and a melting point of about 115–118 °C, 4-hydroxybenzaldehyde is a key building block in the pharmaceutical, fragrance, agrochemical, electroplating and liquid crystal industries. Leafchem supplies Refined, Semi-refined and Crude grades, with a minimum order quantity of 500 kg and stable bulk supply.

High Purity: Guaranteed ≥99.0% assay, low impurity profile suitable for pharmaceutical intermediates, organic synthesis and fine chemical applications. Stable Supply: Factory-direct production with reliable monthly capacity, ensuring timely delivery and continuous supply chain support. Consistent Quality: ISO 9001:2015 certified facility, batch-to-batch COA available; professional third-party inspection (SGS/BV/Intertek) supported upon request. Flexible Packing: 25 kg fiber drums or 500 kg jumbo bags on pallets; customized packing solutions available upon request. Full Documentation: Batch-specific COA (Certificate of Analysis) and MSDS (Material Safety Data Sheet) provided promptly with each shipment.