Description

5-Methylnaphthalene-1-Ol is a specialized organic compound belonging to the naphthol family, serving as a versatile intermediate in fine chemical synthesis. Its value lies in its unique methyl-substituted naphthalene structure, which provides distinct reactivity and properties compared to simpler naphthols. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and advanced material sectors seeking to develop novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex drug molecules, particularly those with naphthalene-based scaffolds.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a precursor for specialized azo dyes and high-performance organic pigments.
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and photoconductive materials.
• Chemical Research & Development: A valuable reagent for exploring new organic reactions and catalytic processes.
• Flavor and Fragrance Industry: Potential use as an intermediate for synthesizing specific aroma chemicals.

Basic Information

Product Name	5-Methylnaphthalene-1-Ol
CAS No.	51149-87-2
Molecular Formula	C₁₁H₁₀O
Molecular Weight	158.20 g/mol
Synonyms	5-Methyl-1-naphthol; 1-Hydroxy-5-methylnaphthalene; 5-Methyl-1-naphthalenol; 5-Methyl-α-naphthol; 1-Naphthol, 5-methyl-
EINECS	Contact for details

Quality Control

Our 5-Methylnaphthalene-1-Ol is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including HPLC, GC, and NMR, to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and specific impurity profiles is provided with each 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 place at room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere for long-term preservation. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Off-white to light tan crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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