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Country of Origin︰China

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Product Description

Product name:Roflumilast

Chemical name:3-(Cyclopropylmethoxy)-N-(3,5-dichloropyridin-4-yl)-4-(difluoromethoxy)benzamide

CAS No.:162401-32-3


Molecular Formula:C17H14Cl2F2N2O3


Molecular Weight:403.21

Appearance: white powder

Usage:On March 1,2011, the FDA approved the chronic obstructive pneumonia drug Daliresp (roflumilast), the drug used daily, can reduce asthma attack frequency or mitigate serious chronic obstructive pneumonia (COPD) symptoms.Roflumilast is a new category of COPD drug, phosphodiesterase - 4 (PDE - 4) inhibitors. Can be used among patients with serious COPD cough and bronchial symptom related much sputum, does not apply to mild emphysema.

Specifications︰ Items Specification
Appearance : White or off white crystalline powder
Loss on drying : ≤0. 5%
Single impurity : ≤0.50%
Assay (HPLC) : ≥99.0%