Description

1,4-Dihydroxynaphthalene is a high-purity aromatic diol compound, serving as a versatile and critical intermediate in advanced organic synthesis. Its value lies in its dual phenolic functionality, which makes it a key building block for creating complex molecules with specific optical and electronic properties. This product is essential for manufacturers in the pharmaceutical, agrochemical, and specialty dye industries seeking reliable, high-quality raw materials for research and production.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those with naphthalene-based structures.
• Agrochemical Synthesis: Serves as a precursor for developing advanced herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: A key starting material for producing high-performance naphthol-based dyes, pigments, and optical brighteners.
• Polymer Chemistry: Acts as a monomer or chain modifier in the production of specialty polymers, resins, and antioxidants.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new organic compounds and materials science applications.
• Photographic Chemicals: Used in the formulation of certain developers and other photo-sensitive chemicals.

Basic Information

Product Name	1,4-Dihydroxynaphthalene
CAS No.	571-60-8
Molecular Formula	C₁₀H₈O₂
Molecular Weight	160.17 g/mol
Synonyms	1,4-Naphthalenediol; 1,4-Dihydroxynaphthalene; Naphthohydroquinone; 1,4-Naphthohydroquinone; NSC 3778; CI 76625; 1,4-Dihydroxy-naphthalin; p-Dihydroxynaphthalene
EINECS	209-336-3

Quality Control

Our 1,4-Dihydroxynaphthalene is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling. A Certificate of Analysis (COA) detailing specific results for identity, purity, and related substances is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to light beige crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	178°C - 185°C
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.