Description

4-Hydroxybenzyl Chloride is a versatile aromatic organic compound that serves as a crucial building block in advanced chemical synthesis. Its bifunctional nature, featuring both a reactive chloromethyl group and a phenolic hydroxyl group, makes it an indispensable intermediate for creating complex molecular architectures. This high-purity intermediate is primarily sought after by the pharmaceutical, agrochemical, and specialty polymer industries for the development of active ingredients, fine chemicals, and functional materials.

Application

• Pharmaceutical Intermediate: Key starting material for the synthesis of various active pharmaceutical ingredients (APIs), including certain antihypertensive and antimicrobial agents.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its reactive sites for structural modification.
• Polymer & Resin Modifier: Acts as a monomer or cross-linking agent in the manufacture of specialty phenolic resins, epoxy hardeners, and high-performance polymers.
• Dye & Pigment Manufacturing: Serves as a precursor in the synthesis of complex organic dyes and colorants.
• Liquid Crystal & OLED Materials: Utilized in the production of advanced electronic display materials due to its aromatic and modifiable structure.
• Chemical Research & Development: A valuable reagent in organic chemistry labs for introducing the 4-hydroxybenzyl moiety into target molecules.

Basic Information

Item	Detail
Product Name	4-Hydroxybenzyl Chloride
CAS No.	35421-08-0
Molecular Formula	C7H7ClO
Molecular Weight	142.58 g/mol
Synonyms	p-Hydroxybenzyl Chloride; 4-(Chloromethyl)phenol; (4-Hydroxyphenyl)methyl chloride; p-(Chloromethyl)phenol; 1-(Chloromethyl)-4-hydroxybenzene; NSC 408696; 4-HBC
EINECS	Contact for details

Quality Control

Our 4-Hydroxybenzyl Chloride is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. The product undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity, potency, and impurity profiles. We provide full traceability and Certificates of Analysis (COA) are available for every batch upon request, ensuring compliance with your specific R&D or production requirements.

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 degradation. Keep away from strong bases, oxidizing agents, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	70°C - 74°C
Loss on Drying	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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