4-acetamidophenol(Paracetamol )
synonyms: 4-acetamidophenol; 4-acetaminophenol; 4'-hydroxyacetanilide; 4-hydroxyacetanilide; 4-(acetylamino)phenol; acetaminophen; acetyl-p-aminophenol
cas: 103-90-2
mf: c8h9no2
mw: 151.16
einecs: 203-157-5
product categories: aromatic phenols; intermediates & fine chemicals; lipid signaling; aromatics; inhibitor
chemical properties: white solid
assay: 99%
usage: antiinfectant, dispersing agent in liquid scintillation counting
usage analgesic; antipyretic .
general description: odorless white crystalline solid. Bitter taste. Ph (saturated aqueous solution) about 6.
air & water reactions: slightly soluble in water.
reactivity profile: 4-acetamidophenol is sensitive to light. Incompatible with strong oxidizers.
fire hazard: flash point data for 4-acetamidophenol are not available; however, 4-acetamidophenol is probably combustible.
packing: 25kg/bag

Paracetamol COA:

items specifications results
characters white crystalline powder conforms
identification complies with the test for identification of paracetamol conforms
melting point 168-172oc 169.1-171.5oc
ph value ph5.5-6.5 6.5
loss on drying ≤0.5% 0.10%
residue on ignition ≤0.1% 0.01%
chloride ≤0.01%< 0.01%
sulfate ≤0.02%< 0.02%
sulfide conforms conforms
heavy metals ≤0.001%< 0.001%
related substances conforms conforms
4-aminophenol ≤50ppm< 10ppm
readily carbonizable substances conforms conforms
assay 99.0%-101.0% 100.1%
conclusion it complies with the requirements of the bp/usp