In the realm of fine chemicals and pharmaceutical manufacturing, understanding the key properties and applications of critical intermediates is essential for success. This guide delves into 4-Methoxyphenylacetic Acid (CAS: 104-01-8), a compound with significant utility, particularly in the pharmaceutical industry. We aim to provide researchers and procurement specialists with comprehensive information on its characteristics and how to procure it effectively from reliable sources, including manufacturers in China.

Essential Properties of 4-Methoxyphenylacetic Acid

4-Methoxyphenylacetic Acid, also known by its synonym Homoanisic Acid, is a valuable organic compound. Its appearance is typically a white to off-white crystalline powder, a characteristic that signifies its purity and processing. With a molecular formula of C9H10O3 and a molecular weight of 166.174 g/mol, it is a well-defined chemical entity. A critical specification for its use in synthesis is its assay, which should be ≥98.0% for high-quality applications. The compound exhibits a melting point range of 84-86°C, providing a benchmark for its physical state and purity. Its density is approximately 1.2 g/cm³.

Key Applications and Market Demand

The primary market driver for 4-Methoxyphenylacetic Acid is its indispensable role as an intermediate in the synthesis of Dextromethorphan. This common antitussive agent relies on the precise chemical structure of 4-MPAA for its production. Consequently, pharmaceutical manufacturers actively seek to buy this compound to support their API manufacturing processes. Beyond pharmaceuticals, it serves as a useful building block in various organic synthesis projects within research and development settings, contributing to the creation of novel compounds and materials.

Sourcing and Purchasing Strategies

When businesses look to purchase 4-Methoxyphenylacetic Acid, partnering with established manufacturers, particularly those in China, is a common and often cost-effective strategy. These suppliers typically offer competitive pricing and can handle large-scale orders, often packaged in 25 kg drums. Procurement managers should prioritize suppliers who can provide detailed product specifications, proof of quality control (like CoAs), and demonstrate a consistent supply chain. Understanding the current market price for 4-Methoxyphenylacetic Acid is vital for making informed purchasing decisions. Engaging with multiple suppliers can help secure the best possible price and terms for your organization.

By understanding the properties and applications of 4-Methoxyphenylacetic Acid and employing strategic sourcing practices, companies can ensure the availability of this crucial intermediate for their ongoing chemical synthesis and manufacturing needs.