Description

4-Mercaptobenzyl Alcohol is a versatile aromatic thiol-alcohol compound, serving as a critical building block in organic synthesis and pharmaceutical development. Its bifunctional structure, featuring both a reactive thiol (-SH) and a hydroxymethyl (-CH2OH) group, makes it a valuable intermediate for constructing complex molecules and functional materials. This compound is particularly relevant for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce sulfur-containing moieties or create cross-linked polymer networks.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing active pharmaceutical ingredients (APIs), particularly those requiring thioether linkages or metal-chelating properties.
• Ligand Synthesis: Used in the preparation of chelating ligands for catalysis and metal complexation in industrial chemical processes.
• Polymer Modification: Acts as a chain transfer agent or cross-linking monomer in the production of specialty polymers, resins, and adhesives.
• Bioconjugation Chemistry: Utilized for modifying proteins, peptides, and other biomolecules via thiol-maleimide or thiol-disulfide exchange reactions.
• Agrochemical Synthesis: Intermediate in the manufacture of certain fungicides, herbicides, and plant growth regulators.
• Material Science: Precursor for self-assembled monolayers (SAMs) and surface functionalization on gold and other metal surfaces.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing sulfur-containing aroma compounds.

Basic Information

Product Name	4-Mercaptobenzyl Alcohol
CAS No.	53339-53-0
Molecular Formula	C7H8OS
Molecular Weight	140.20 g/mol
Synonyms	(4-Mercaptophenyl)methanol; p-Mercaptobenzyl Alcohol; 4-(Hydroxymethyl)benzenethiol; 4-(Hydroxymethyl)thiophenol; Benzenemethanol, 4-mercapto-; p-(Hydroxymethyl)thiophenol; 4-SH-Benzyl alcohol
EINECS	Contact for details

Quality Control

Our 4-Mercaptobenzyl Alcohol is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity assessment and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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