Description

1,8-Naphthalenediol CAS NO 569-42-6 is a high-purity organic compound belonging to the class of dihydroxynaphthalenes, serving as a versatile chemical intermediate and building block. Its unique molecular structure makes it valuable for synthesizing complex organic molecules, particularly in the production of dyes, pigments, and advanced functional materials. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-quality raw materials.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of naphthalimide dyes, fluorescent brighteners, and high-performance organic pigments.
• Pharmaceutical Synthesis: Used as a building block for active pharmaceutical ingredients (APIs) and in the research of novel therapeutic compounds.
• Agrochemical Formulations: Employed in the development of advanced pesticides, herbicides, and plant growth regulators.
• Polymer and Material Science: Acts as a monomer or additive in the production of specialty polymers, resins, and functional materials.
• Analytical Chemistry: Serves as a reagent or standard in chromatographic analysis and other laboratory procedures.
• Research & Development: A crucial compound for academic and industrial R&D in organic synthesis and material chemistry.

Basic Information

Product Name	1,8-Naphthalenediol
CAS No.	569-42-6
Molecular Formula	C10H8O2
Molecular Weight	160.17 g/mol
Synonyms	1,8-Dihydroxynaphthalene; 1,8-Naphthalene diol; NSC 403697; 1,8-Dihydroxy-naphthalin; Peri-dihydroxynaphthalene; 1,8-Naphthalenediol, 98+%; 1,8-Dihydroxynaphthalene, 98+%
EINECS	209-320-7

Quality Control

Our 1,8-Naphthalenediol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for industrial and research applications. Certificates of Analysis (COA) documenting purity, physical properties, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its properties of being easily oxidized, it is recommended to store under an inert atmosphere such as nitrogen for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light tan crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	138°C - 142°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.