Description

Metaxalone CAS NO 1665-48-1 is a centrally acting skeletal muscle relaxant belonging to the oxazolidinone class of compounds. It is a critical active pharmaceutical ingredient (API) valued for its efficacy in alleviating acute, painful musculoskeletal conditions. This compound is primarily required by pharmaceutical manufacturers for the formulation of prescription medications. Consistent quality and reliable supply are paramount for ensuring the safety and effectiveness of the final drug product.

Application

• Pharmaceutical API: Primary use as the active ingredient in prescription muscle relaxant tablets.
• Musculoskeletal Spasm Treatment: Formulated into medications for the relief of discomfort associated with acute, painful musculoskeletal conditions.
• Generic Drug Manufacturing: Sourced by generic pharmaceutical companies for bioequivalent drug production.
• Clinical Research: Used in preclinical and clinical studies related to muscle physiology and new therapeutic formulations.
• Reference Standard: Serves as a high-purity chemical standard for quality control and analytical testing in laboratories.

Basic Information

Product Name	Metaxalone
CAS No.	1665-48-1
Molecular Formula	C12H15NO3
Molecular Weight	221.25 g/mol
Synonyms	5-[(3,5-Dimethylphenoxy)methyl]-2-oxazolidinone; Metaxalon; Skelaxin; 2-Oxazolidinone, 5-[(3,5-dimethylphenoxy)methyl]-; AHR-438; NSC-102627; Neuvax; Metaxalone (USAN)
EINECS	Contact for details

Quality Control

Our Metaxalone is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for pharmaceutical use. We provide full traceability and support regulatory documentation. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	98.0% - 102.0% (on anhydrous basis)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
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.