Certificate of Analysis


Catalog Number: M5116
Product Name: Formoterol Hemifumarate
CAS Number: 43229-80-7

Physical and Chemical Properties
Formula: C19H24N2O4.1/2C4H4O4
Molecular Weight: 402.40
Solubility: DMSO 80 mg/mL;Water <1 mg/mL
Long-term Storage: at -20°C
Chemical Structure: Formoterol Hemifumarate Structure
Analytical Data
HPLC: Shows Min >99% purity
H-NMR: Consistent with structure
Product Information
Description: Formoterol Hemifumarate is a potent, selective and long-acting β2-adrenoceptor agonist used in the management of asthma and chronic obstructive pulmonary disease.
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials at -20°C or below and used within 1 month.