99.6 Порошок Fenacetina Phenacetin фармацевтического класса чистоты белый для снятия боли

99.9% Purity Pharmaceutical Grade Raw Powder Phenacetin(fenacetina) White Powder for Pain-Relieving

Быстрая деталь

Phenacetin powder Descriptions:

Фенацетин – обезболивающее и жаропонижающее средство., widely used from its introduction in 1887 until banned in the US by the FDA in 1983. Its use has declined because of its adverse effects, which include increased risk of certain cancers and kidney damage.

It is metabolized into paracetamol, который заменил его в некоторых безрецептурных лекарствах после запрета на фенацетин..

Phenacetin powder Applications:

Phenacetin is now being used as a cutting agent to adulterate cocaine in the UK and Canada, owing to the similar physical features of the two drugs.

Due to low cost phenacetin is used for research into the physical and refractive properties of crystals. It is an ideal compound for this type of research

Фенацетин (or Acetophenetidin) Having glossy leaflets or scales-like crystals that have no odor or taste.
Температура плавления 134 ~ 137. Stable in air, растворим в воде, slightly soluble in boiling water, мало растворим в
эфир, soluble in ethanol, хлороформ. It is formed through the etherification,reduction and Acetylation
reaction of p-chloronitrobenzene. As chloroacetanilide antipyretic and analgesic agent. Suitable for fever,
головная боль, neuralgia and other drugs as a compound agent.

Antipyretic effect is stronger than the analgesic effect. Effect of strength is slow and long-lasting as aspirin, низкая токсичность. Исследования показывают, что: This product and its metabolites acetaminophen have the antipyretic effect. Because the enzyme inhibitor make phenacetin not be converted into paracetamol, still showed obvious antipyretic effect,thus the antipyretic effect after the product line not converrt to paracetamol.The mild phenacetin analgesic effect usually lasts 3 к 4 часы; and synergistic effect, of alicylic acid coadministrationmake the analgesic effect enhancement. The main clinical is for small animal antipyretic analgesic. This product is also a component of the APC tablet.

Фармацевтическое сырье