REMARK:
DESCRIPTION:
Feprazone is white or similar to white crystal powder;odorless with bitter taste. It is
easily soluble in chloroform, acetone, benzene or 10% sodium hydroxide solution,
slightly soluble in methanol or ethanol,insoluble in water.
Molecular formula:C20H20N2O2
Molecular weight: 320.39
SPECIFICATION:
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Properties
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Specification
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Appearance
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White or similar to white crystal powder
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Assay
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Not less than 99.0%
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Melting point
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152-157
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Insolubles in alkaline
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Qualified
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Loss on drying
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Not more than 1.0%
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Reidue on ignition:
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Not more than 0.1%
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Heavy metals
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Not more than 10ppm
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USE: It is a anti-inflammatory analgesic. Used in activity rheumatism, rheumatoid
arthritis, periarthritis, infection of the upper respiratory tract , periodontium
inflammation , thrombus phlebitis etc.
Registered number of approval: National drug standard H37023357
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