Arbidol HCl / Hydrochlorure Powder CAS 131707-23-8

ITEMS

SPECIFICATIONS

RESULTS

Appearance

Off-White or Yellowish Crystalline Powder

Yellowish Crystalline Powder

Solubility

This product is soluble in methanol, anhydrous ethanol, slightly soluble in ethanol, almost insoluble in acetone. Almost insoluble in water, 0.1mol/l hydrochloric acid or 0.1mol/l sodium hydroxide

Complies

Identification

Chemical Identification: Positive reaction

Positive reaction

HPLC identification: The retention time of the main peak of the test solution shall be the same as that of the control solution

Complies

Ultraviolet identification: At the wavelengths of 225 nm and 257 nm, there is the maximum absorption, and at the wavelengths of 244 nm and 285 nm, there is the minimum absorption

Complies

Infrared Spectrum: Should be consistent with the reference map

Complies

Chloride Identification: Positive reaction

Positive reaction

Color and clarity of ethanol solution

The solution shall be clear and colorless; if it is turbid, it shall not be thicker than No.l turbidity standard solution; if it is colored, it shall not be deeper than No.3 yellow green standard solution or No.3 brown red standard solution

Complies

Acidity

PH should be 4.0〜6.0

5.0

Related substances

Impurity yA-A: NMT0.10%

Impurity YA-K :NMT 0.10%

Impurity YA-B :NMT 0.10%

Impurity YA-C :NMT 0.10%

Impurity YA-E: NMT 0.10%

Impurity YA-G: NMT 0.10%

Impurity YA-D : NMT 0.15%

The impurity of monomethylamine shall not be more than 0.15%

Other maximum single impurity shall not be greater than 0.10%

Total miscellaneous shall not be greater than 0.5%

Not detected Not detected Not detected Not detected Not detected Not detected 0.05% 0.04% 0.03% 0.15%

Residual Solvents

Ethanol <0.3%

Not detected