C15H13NO3S2                                  Mr319.40

CAS：82159-09-9

Chemical name: 2-{(5Z)-5-[(2E)-2-Methyl-3-phenylprop-2-en-1-ylidene]-4-oxo-2-thioxothiazolidin

-3-yl}acetic acid

Standard: JP

【Characters 】 yellow to orange, crystals or crystalline powder.

【Identification】 Infrared absorption spectrophotometry.

【Test】

Related substance(HPLC): Total impurities: ≤2.0%.

Loss on drying ≤0.2%.

Sulfated ash ≤0.1%.

【Assay】 According to the calculation of dry products, containing C15H13NO3S2 should be 98.0%-102.0%.