Loxoprofen sodium 80382-23-6

Product Information

COA

ANALYSIS

SPECIFICATION

RESULTS

Appearance

White to yellowish white crystalline powder

White crystalline powder

Characters

Very soluble in water and in methanol, freely soluble in ethanol and practically insoluble in diethyl ether.

Complied

Optical rotation

No optical rotation

Complied

pH

6.5-8.5

.7.7

Identification

UV-VIS: UV absorptionspectrum of this product should be complied with that of reference spectrum in JP(UV1102)

Complied

IR: IR absorption spectrum of this product should be complied with that of reference spectrum in JP(IR1102)

Complied

Sodium (Na+): Positive

Positive

Clarity and color

The solution is clear and colorless or pale yellow. The color is not darker than that of diluted Matching Fluid A(1 in 2)

The solution is clear and the color is not darker than that of diluted Matching Fluid A (1 in 2)

Related substance

TLC: the spots other than the principal spot from the sample solution are not more intense than the spot from the standard solution.

Complied

Impurity A ≤ 0.15%

0.01%

Impurity B ≤ 0.15%

0.05%

Impurity D ≤ 0.15%

0.005%

Other single impurity ≤ 0.10%

0.03% max

Total impurities ≤ 0.50%

0.12%

Residual solvent

Acetone ≤ 0.50%

0.01%

Water

11% - 13%

11.7%

Heavy metals

≤ 10ppm

< 10ppm

Assay

Calculated on the anhydrous basis, contains 98.5%-101.0% of C15H17NaO3

99.9%

Conclusion

The product meets the specification

Usage