Description

4-Mercaptophenylbutyric Acid is a versatile sulfur-containing aromatic carboxylic acid derivative, serving as a critical building block in advanced organic synthesis. Its unique structure, featuring both a thiol and a carboxylic acid functional group, makes it an invaluable intermediate for creating complex molecules with tailored properties. This compound is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical and specialty chemical sectors for applications in drug discovery, material science, and as a ligand precursor.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing active pharmaceutical ingredients (APIs), particularly in the development of enzyme inhibitors and receptor modulators.
• Ligand Synthesis: Used in the preparation of chelating agents and ligands for catalysis and metal-organic frameworks (MOFs).
• Peptide Mimetics & Conjugation: Employed in the design of peptide analogs and for bioconjugation strategies due to its reactive thiol group.
• Material Science: Serves as a monomer or modifier in the synthesis of functional polymers and advanced materials.
• Chemical Research: A valuable reagent in organic synthesis for constructing complex sulfur-containing heterocycles and other novel compounds.

Basic Information

Product Name	4-Mercaptophenylbutyric Acid
CAS No.	359436-81-0
Molecular Formula	C10H12O2S
Molecular Weight	196.26 g/mol
Synonyms	4-(4-Mercaptophenyl)butyric Acid; 4-(4-Sulfanylphenyl)butanoic Acid; p-Mercaptophenylbutyric Acid; 4-Sulfanylbenzenebutanoic Acid; 4-(4-Thiolphenyl)butyric Acid; 4-Carboxybutylphenyl Mercaptan; (4-Mercaptophenyl)butanoic Acid
EINECS	Contact for details

Quality Control

Our 4-Mercaptophenylbutyric Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial use. Certificates of Analysis (COA) with detailed specifications are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and degradation. Keep the container in a cool, dry, and well-ventilated area, separate from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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