Description

3-Hydroxyphenylacetic Acid is a versatile phenolic acid derivative with significant utility as a key synthetic intermediate in advanced organic chemistry. Its molecular structure, featuring both a phenolic hydroxyl and a carboxylic acid functional group, makes it a valuable building block for the synthesis of complex molecules. This compound is essential for research and production in the pharmaceutical, agrochemical, and fine chemical industries, where it is used to create active ingredients and specialty chemicals. Global B2B buyers rely on a consistent supply of high-purity 3-Hydroxyphenylacetic Acid CAS NO 621-37-4 to ensure the quality and reliability of their downstream processes.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs), including potential candidates for cardiovascular and neurological drugs.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its phenolic core for bioactivity.
• Fine Chemical Building Block: Serves as a starting material for dyes, pigments, and advanced organic compounds requiring specific aromatic substitution patterns.
• Biochemical Research: Employed in enzymatic studies and as a standard in analytical chemistry for method development and validation.
• Flavor and Fragrance Industry: Acts as an intermediate for synthesizing certain aroma chemicals and flavor compounds.
• Polymer Modification: Can be used to introduce functional groups into polymer chains to alter material properties like adhesion or biocompatibility.

Basic Information

Product Name	3-Hydroxyphenylacetic Acid
CAS No.	621-37-4
Molecular Formula	C8H8O3
Molecular Weight	152.15 g/mol
Synonyms	(3-Hydroxyphenyl)acetic Acid; 3-Hydroxybenzeneacetic Acid; m-Hydroxyphenylacetic Acid; 2-(3-Hydroxyphenyl)acetic Acid; 3-Hydroxy-α-toluic Acid; meta-Hydroxyphenylacetic Acid; 3-HPAA; NSC 403697
EINECS	210-692-8

Quality Control

Our 3-Hydroxyphenylacetic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry benchmarks. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, related substances, and residual solvents. We are committed to supply chain transparency and regulatory compliance for global markets.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which can affect product quality and stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	128°C - 132°C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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