Description

5-Methyl-2-Naphthol/6-Methyl-1-Naphthol is a versatile naphthalene derivative used as a key synthetic intermediate in the production of advanced organic compounds. This compound matters for its role in constructing complex molecular architectures, particularly in the development of dyes, pigments, and pharmaceutical active ingredients. It is primarily needed by manufacturers in the fine chemical, agrochemical, and specialty dye industries seeking reliable, high-purity building blocks for their synthesis processes.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Dye & Pigment Manufacturing: Used in the production of high-performance dyes, pigments, and optical brighteners for textiles and plastics.
• Agrochemical Synthesis: Acts as a building block for creating advanced herbicides, fungicides, and plant growth regulators.
• Organic Light-Emitting Diodes (OLEDs): Employed in the research and development of organic electronic materials and charge transport layers.
• Liquid Crystal & Polymer Additives: Utilized in the synthesis of monomers and additives for advanced polymer and liquid crystal formulations.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new organic reactions and material properties.

Basic Information

Item	Details
Product Name	5-Methyl-2-Naphthol/6-Methyl-1-Naphthol
CAS No.	66256-29-9
Molecular Formula	C₁₁H₁₀O
Molecular Weight	158.20 g/mol
Synonyms	5-Methyl-2-naphthol; 6-Methyl-1-naphthol; 2-Hydroxy-5-methylnaphthalene; 1-Hydroxy-6-methylnaphthalene; 5-Methyl-β-naphthol; 6-Methyl-α-naphthol; Methylnaphthol (mixed isomers); Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our 5-Methyl-2-Naphthol/6-Methyl-1-Naphthol is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for fine chemical synthesis. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen. 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	125 - 130 °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.