Description

Benzeneacetic Acid, 4-Hydroxy-, Monosodium Salt is the monosodium salt of 4-hydroxyphenylacetic acid, a key organic intermediate with significant commercial utility. This compound is valued for its role as a versatile building block in the synthesis of more complex molecules, particularly in the pharmaceutical and fine chemical sectors. It is primarily sought by manufacturers in the pharmaceutical industry for API synthesis, as well as by research institutions and specialty chemical producers for various organic transformations.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), including certain β-lactam antibiotics and other therapeutic agents.
• Fine Chemical Synthesis: Serves as a versatile building block for producing specialty chemicals, agrochemicals, and advanced materials.
• Biochemical Research: Used in laboratory settings as a substrate or standard in enzymatic studies and metabolic pathway research.
• Cosmetic Ingredient Precursor: Employed in the production of certain UV absorbers or stabilizers for personal care formulations.
• Liquid Crystal & Polymer Chemistry: Acts as a monomer or modifying agent in the synthesis of specialized polymers and liquid crystal materials.

Basic Information

Product Name	Benzeneacetic Acid, 4-Hydroxy-, Monosodium Salt
CAS No.	55680-77-8
Molecular Formula	C8H7NaO3
Molecular Weight	174.13 g/mol
Synonyms	4-Hydroxyphenylacetic Acid Sodium Salt; Sodium 4-Hydroxyphenylacetate; Sodium (4-Hydroxyphenyl)acetate; p-Hydroxyphenylacetic Acid Sodium Salt; (4-Hydroxyphenyl)acetic Acid Monosodium Salt; Monosodium 4-Hydroxyphenylacetate; HPA Sodium Salt
EINECS	Contact for details

Quality Control

Our Benzeneacetic Acid, 4-Hydroxy-, Monosodium Salt is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and fine chemical applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking or decomposition. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%
pH (5% solution)	7.0 - 9.0

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.