HPLC Method for Analysis of Nimesulide on Newcrom R1 by SIELC Technologies
High Performance Liquid Chromatography (HPLC) Method for Analysis of Nimesulide
Nimesulide is a non-steroidal anti-inflammatory drug (NSAID) that possesses analgesic and antipyretic properties. Below is some information about Nimesulide:
Mechanism of Action:
- COX Inhibition: Nimesulide inhibits the enzyme cyclooxygenase, specifically COX-2, which is responsible for the synthesis of prostaglandins, compounds that play a key role in promoting inflammation, pain, and fever.
Clinical Uses:
- Pain Management: Used to manage acute pain.
- Osteoarthritis: Utilized in the treatment of pain and inflammation associated with osteoarthritis.
- Primary Dysmenorrhea: Sometimes prescribed for managing pain during menstruation.
Safety Note:
- Due to concerns regarding liver toxicity, the use of Nimesulide is restricted or banned in some countries.
- It is important to use Nimesulide under medical supervision and strictly adhere to the prescribed dosage to minimize potential risks.
Synthesis:
- Nimesulide is synthesized via various chemical routes which generally involve the condensation of 4-nitro-2-phenoxyaniline with formaldehyde and subsequent sulfonation of the resulting methylene intermediate.
Nimesulide can be retained, separated and analyzed on a Newcrom R1 reverse phase stationary phase column using an isocratic analytical method with a simple mobile phase of water, Acetonitrile (MeCN), and a ammonium format as a buffer. This analysis method can be detected using UV at 300 nm, an Evaporative Light Scattering Detector (ELSD), or any other evaporative detection method (CAD, ESI-MS)
Column | Newcrom R1, 2.1 x 100 mm, 5 µm, 100 A |
Mobile Phase | MeCN – 50%, |
Buffer | Ammonium Formate pH 3.0-20 mM |
Flow Rate | 0.2 ml/min |
Detection | UV 300 nm, SIM 307.2- |
Spray Voltage: | 1.5 kV |
Nebulizing gas: | 1.5 L/min |
Drying gas: | 15 L/min |
DL temp: | 250 ˚C |
Heat Block: | 400 ˚C |
Class of Compounds | Drug |
Analyzing Compounds | Nimesulide |
Application Column
Newcrom R1
Column Diameter: 2.1 mm
Column Length: 100 mm
Particle Size: 5 µm
Pore Size: 100 A