Description

Loxoprofen Sodium is a potent non-steroidal anti-inflammatory drug (NSAID) belonging to the propionic acid derivative class. It serves as a critical active pharmaceutical ingredient (API) valued for its effective analgesic and anti-inflammatory properties. This compound is primarily utilized by pharmaceutical manufacturers in the development and production of prescription and over-the-counter medications for managing pain, inflammation, and fever associated with various conditions.

Application

• Pharmaceutical API: Primary use as the active ingredient in solid oral dosage forms such as tablets and capsules for pain relief.
• Anti-inflammatory Medications: Formulation into drugs targeting conditions like osteoarthritis, rheumatoid arthritis, and musculoskeletal pain.
• Analgesic Preparations: Manufacturing of medications for the treatment of post-operative pain, dental pain, and dysmenorrhea.
• Drug Development & Research: Serving as a reference standard and key intermediate in pharmaceutical R&D for novel NSAID formulations.
• Generic Drug Production: Essential for companies producing bioequivalent generic versions of branded loxoprofen sodium medications.

Basic Information

Item	Details
Product Name	Loxoprofen Sodium
CAS No.	80382-23-6
Molecular Formula	C15H17NaO3
Molecular Weight	268.28 g/mol
Synonyms	Loxoprofen Sodium Salt; (±)-2-[4-(2-Oxocyclopentylmethyl)phenyl]propionic Acid Sodium Salt; Sodium Loxoprofen; Loxonin (Brand Name); CS-600; (±)-Sodium 2-[4-(2-oxocyclopentylmethyl)phenyl]propionate; DL-Loxoprofen Sodium; Loxoprofen Na
EINECS	Contact for details

Quality Control

Our Loxoprofen Sodium is manufactured and tested under strict quality management systems to ensure it meets the high standards required for pharmaceutical applications. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing purity, identity, and impurity profiles. Quality is assured through compliance with relevant pharmacopeial guidelines, and we can support customer requirements for GMP, ICH Q7, and other regulatory standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Identification (HPLC)	Retention time corresponds to reference standard
Assay (HPLC)	98.0% - 102.0% (on anhydrous basis)
Water Content (KF)	≤ 5.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any individual impurity ≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Heavy Metals	≤ 20 ppm

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