51543-39-6

51543-39-6 structure

Name: Esflurbiprofen
Chemical Name: (S)-flurbiprofen
CAS Number: 51543-39-6
Molecular Formula: C₁₅H₁₃FO₂
Molecular Weight: 244.261
Catalog: API Antipyretic analgesics Non-steroidal anti-inflammatory drugs
Create Date: 2018-02-12 08:00:00
Modify Date: 2025-08-22 17:56:53
(S)-Flurbiprofen is an active enantiomer of Flurbiprofen, with IC50 values of 0.48 μM and 0.47 μM for COX-1 and COX-2, respectively[1].

Name	(S)-flurbiprofen
Synonyms	[1,1'-biphenyl]-4-acetic acid, 2-fluoro-a-methyl- 2-Fluoro-α-methyl[1,1'-biphenyl]-4-acetic acid 2-FLUORO-α-METHYL-4-BIPHENYLACETIC ACID 2-(2-Fluoro-4-biphenylyl)propanoic acid Froben Anside EINECS 257-263-1 d-Flurbiprofen [1,1'-Biphenyl]-4-acetic acid, 2-fluoro-α-methyl- Stayban Esflurbiprofen MFCD00866152 (S)-Flurbiprofen 2-(2-fluorobiphenyl-4-yl)propanoic acid Ocufen Ansaid (±)-Flurbiprofen 2-(2-fluoro-4-biphenylyl)propionic acid Zepolas Adfeed rac-Flurbiprofen tarenflurbil Flurbiprofen

Description	(S)-Flurbiprofen is an active enantiomer of Flurbiprofen, with IC50 values of 0.48 μM and 0.47 μM for COX-1 and COX-2, respectively[1].
Related Catalog	Research Areas >> Inflammation/Immunology Signaling Pathways >> Immunology/Inflammation >> COX Signaling Pathways >> Immunology/Inflammation >> PGE synthase
Target	COX-1:0.48 μM (IC50) COX-2:0.47 μM (IC50)
In Vitro	(S)-Flurbiprofen (10–7 M) results in a total suppression of basal and stimulated PGE2 release in rat skin[2].
References	[1]. A Carabaza, et al. Stereoselective Inhibition of Inducible Cyclooxygenase by Chiral Nonsteroidal Antiinflammatory Drugs. J Clin Pharmacol. 1996 Jun;36(6):505-12. [2]. B Averbeck, et al. Inflammatory Mediators Do Not Stimulate CGRP Release if Prostaglandin Synthesis Is Blocked by S(+)-flurbiprofen in Isolated Rat Skin. Inflamm Res. 2003 Dec;52(12):519-23.