Esflurbiprofen

Modify Date: 2025-08-22 17:56:53

Esflurbiprofen Structure
Esflurbiprofen structure
Common Name Esflurbiprofen
CAS Number 51543-39-6 Molecular Weight 244.261
Density 1.2±0.1 g/cm3 Boiling Point 376.2±30.0 °C at 760 mmHg
Molecular Formula C15H13FO2 Melting Point 109-110ºC(lit.)
MSDS N/A Flash Point 181.3±24.6 °C

 Use of Esflurbiprofen


(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].

 Names

Name (S)-flurbiprofen
Synonym More Synonyms

 Esflurbiprofen Biological Activity

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
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.

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 376.2±30.0 °C at 760 mmHg
Melting Point 109-110ºC(lit.)
Molecular Formula C15H13FO2
Molecular Weight 244.261
Flash Point 181.3±24.6 °C
Exact Mass 244.089951
PSA 37.30000
LogP 4.11
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.568

 Safety Information

Hazard Codes T
Risk Phrases R25
Safety Phrases 36/37/39-45
RIDADR UN 2811 6.1/PG 3
WGK Germany 3

 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
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