5104-49-4 Flurbiprofen (2R)-2-(3-fluoro-4-phenyl-phenyl)propanoic acid
Name | Flurbiprofen |
CAS No. | 5104-49-4 |
EINECS | 225-827-6 |
MF | C15H13FO2 |
MW | 244.26 |
Storage temp. | Store at RT |
MP | 110-112 °C(lit.) |
Purity | 99% min |
Usage | An anti-inflammatory used as an analgesic. |
Appearance | White fine crystalline powder |
Test Item |
Analysis Specification |
Result |
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Description |
A white or almost white crystalline power |
Conforms |
||
Appearance of solution |
Clear and colourless |
Conforms |
||
Identification |
A,B,C |
Positives |
||
Optical rotation |
-0.1°~ +0.1° |
0° |
||
Melting point |
114~117°C |
114.5~115.6°C |
||
Heavy metals |
NMT 10ppm |
<10ppm |
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Related substances |
|
|
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Impurity A |
NMT0.5% |
0.06% |
||
Individual impurity |
NMT0.2% |
0.12% |
||
Total impurity |
NMT1.0% |
0.30% |
||
Loss on drying |
NMT0.5% |
0.28% |
||
Sulphated ash |
NMT0.1% |
0.03% |
||
Assay |
99.0%~100.5% |
99.9% |
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