Researching Relationships

Ketotifen Fumarate


Purity / Analysis Method 98.0% – 101.0%
Molecular Formula / Molecular Weight C19H19NOS·C4H4O4 = 425.50
Physical State (20 deg.C) Solid
CAS RN 34580-14-8
Unit Price
1 g 3500
5 g 6500
100 g 35000
Appearance Brownish yellow crystalline powder
Assay (ODB) 99.23%
Loss on drying NMT 0.5%
Sulphated Ash NMT 0.1%
Solubility Sparingly soluble in water; Slightly soluble in methanol; Very slightly soluble in acetonitrile



• Pharmaceutical Ingredients (for Research and Experimental Use) is provided as delivered and specified by the issuing Pharmacopoeia.
• The contents of the specifications are subject to change without advance notice. The specification values displayed here are the most up to date values. There may be cases where the product labels display different specification; however, the product quality still meets the latest specification.