Description

Parecoxib Sodium Ejf is a selective COX-2 inhibitor prodrug, designed for parenteral administration. It is a critical active pharmaceutical ingredient (API) valued for its rapid conversion to the active metabolite, valdecoxib, providing effective and targeted analgesic and anti-inflammatory action. This compound is essential for pharmaceutical manufacturers developing injectable formulations for the management of acute postoperative pain.

Application

• Pharmaceutical API: Primary use as the active ingredient in injectable analgesic formulations.
• Postoperative Pain Management: For the development of short-term, parenteral pain relief medications following surgical procedures.
• Analgesic Research: Serves as a key reference standard and intermediate in pharmacological R&D for novel NSAID therapies.
• Hospital-Use Formulations: Manufacture of ready-to-use vials or lyophilized powders for clinical settings.
• Controlled Clinical Studies: Used in the production of clinical trial materials for evaluating new pain management protocols.

Basic Information

Product Name	Parecoxib Sodium Ejf
CAS No.	2338845-31-9
Molecular Formula	C19H17N2NaO4S
Molecular Weight	392.40 g/mol
Synonyms	Parecoxib Sodium; SC 69124A; Parecoxib Sodique; Parecoxibum Natricum; N-[[4-(5-Methyl-3-phenyl-4-isoxazolyl)phenyl]sulfonyl]propanamide Sodium Salt; Valdecoxib Prodrug Sodium Salt; Dynastat (Brand Name Reference)
EINECS	Contact for details

Quality Control

Our Parecoxib Sodium Ejf is manufactured under strict quality management systems. It undergoes rigorous analytical testing to ensure high purity and compliance with pharmaceutical-grade standards. A comprehensive Certificate of Analysis (COA), detailing identity, purity, and impurity profiles as per validated methods (e.g., HPLC, NMR), is provided with each batch to support your regulatory and formulation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to maintain stability and potency.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
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 single impurity ≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C guidelines

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