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Theophylline

Create: 10/09/2016
Expired Date:10/10/2016
Category: Detergent [Chemical]
Message:1. Quick Detail: Product Name: Theophylline Synonyms: Theophylline anhydrous; 1,3-dimethyl-3,4,5,7-tetrahydro-1H-purine-2,6-dione CAS: 58-55-9 EINECS: 200-385-7 MF: C7H10N4O2 MW: 182.1799 Assay: 99% Appearance: White powder Density 1.62g/cm3 Melting point 270-274℃ Boiling point 390.1°C at 760 mmHg Refractive index 1.737 Flash point 189.7°C Water solubility 8.3 g/L (20℃) Vapour Pressur 2.72E-06mmHg at 25°C 2. Descriptions: Theophylline, also known as 1,3-dimethylxanthine, is a methylxanthine drug used in therapy for respiratory diseases such as chronic obstructive pulmonary disease (COPD) and asthma under a variety of brand names. As a member of the xanthine family, it bears structural and pharmacological similarity to theobromine and caffeine. The main actions of theophylline involve: relaxing bronchial smooth muscle increasing heart muscle contractility and efficiency; as a positive inotropic increasing heart rate: (positive chronotropic) increasing blood pressure increasing renal blood flow anti-inflammatory effects central nervous system stimulatory effect mainly on the medullary respiratory center.
City:wuhan[CN] 
Location:
 
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