Wholesale Price China Methylurea - Aminophylline – Kunxiangda Detail:
Aminophylline
CAS No.: 317-34-0
Molecular formula: c16h24n10o4
Molecular weight: 420.42600
Accurate quality: 420.19800
PSA：197.40000
Physicochemical properties
Appearance and properties: white to slightly yellow powder or granular
Melting point: 269-270 ° C
Boiling point: 454.1 º C at 760mmhg
Water solubility: soluble in water
Stability: stable under normal temperature and pressure. It will absorb carbon dioxide in the air. Unstable acid solution
Storage conditions: -20 º C
security information
Packing grade: III
Hazard category: 6.1 (b)
Customs Code: 2939590000
Dangerous goods transportation Code: UN 2811 6.1/pg 3
WGK Germany：3
Hazard category code: R22; R34; R42/43
Safety instructions: s45-s36/37/39-s26-s23
RTECS No.: xh5600000
Dangerous goods sign: C
Production method
This product is the double salt of theophylline and ethylenediamine. Put theophylline into the mixer, stir and cool it, inject the mixture of newly distilled ethylenediamine and distilled water with compressed air, spray it, and continue to stir for 10 minutes to obtain aminophylline.
purpose
Aminophylline aminophylline has the strongest relaxation effect on bronchial smooth muscle, which can dilate bronchus, increase vital capacity, and have a more lasting effect, especially on bronchi in spastic state. In addition, aminophylline can dilate coronary artery, increase myocardial blood supply, and strengthen cardiac contractility. It is mainly used for relieving the emphysema of horses and cattle and the pulmonary congestion (cardiac wheezing) caused by heart failure in dogs.
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