Category
Etofenamate
CAS Number
Etofenamate STD - 30544-47-9 ; IMP - A - 530-78-9 : IMP - B - 67330-25-0 : IMP - C - 101-23-5 : IMP - D - 64352-84-7 : IMP - E ; 2200281-00-9 ;
Molecular Formula
Etofenamate STD - C18H18F3NO4 ; IMP - A - C14H10F3NO2 : IMP - B - C18H18F3NO2 : IMP - C - C13H10F3N : IMP - D - C32H26F6N2O5 : IMP - E - C22H26F3NO4 ;
Molecular Weight
Etofenamate STD - 369.4g/mol ; IMP - A - 281.23 g/mol : IMP - B - 337.30 g/mol : IMP - C - 237.22 g/mol : IMP - D - 632.55 g/mol : IMP - E -425.44 g/mol ;
Synonym

Etofenamate - 2-(2-Hydroxyethoxy)ethyl 2-[[3-(trifluoromethyl)phenyl]-amino]benzoate;

Etofenamate EP Impurity A - 2-[[3-(trifluoromethyl)phenyl]amino]benzoic acid ; flufenamic acid ; 2-[3-(Trifluoromethyl)anilino]benzoic Acid; 3'-Trifluoromethyldiphenylamine-2-carboxylic Acid;

Etofenamate EP Impurity B - butyl 2-[[3-(trifluoromethyl)phenyl]amino]benzoate (butylflufenamate) ; Ufenamate;  Butyl 2-[[3-(Trifluoromethyl)phenyl]-amino]benzoate;

Etofenamate EP Impurity C - N-phenyl-3-(trifluoromethyl)aniline ;

Etofenamate EP Impurity D - 2,2'-oxybis(ethylene) bis[2-[[3-(trifluoromethyl)phenyl]-amino]benzoate] ; Benzoic acid, 2-[[3-(trifluoromethyl)phenyl]amino]-, oxydi-2,1-ethanediyl ester ;

Etofenamate EP Impurity E - 2-(2-butoxyethoxy)ethyl 2-[[3-(trifluoromethyl)phenyl]-amino]benzoate ; Benzoic acid, 2-[[3-(trifluoromethyl)phenyl]amino]-, 2-(2-butoxyethoxy)ethyl ester ; 2-(2-Butoxyethoxy)ethyl 2-[[3-(Trifluoromethyl)phenyl]amino]benzoate;

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Purity:

Above - 95.0%

Technical Data:

We will provide complete documentation support for every Standard Material. All analytical reports such as ¹H NMR, ¹³C NMR, Mass, FT-IR, HPLC Purity/GC Purity/QNMR Purity, Water content by KF/ Loss on Drying/TGA (Thermo-gravimetric Analysis). Certificate of Analysis with potency report. Each Standard Material SER (Structure Elucidation Report) with NMR, Mass, IR spectral interpretation. This whole analytical document can be included in eCTD, ANDA, DMF submissions to regulatory agencies.

Etofenamate is used as a Chemical Reference Standard (CRS) for peak identification to confirm its retention time and identity in chromatographic analysis. Its high purity ensures accurate and reliable verification during method validation and routine quality control.