English Name: 4-MU; 4-Methylumbelliferon； 4-Methyl-7-hydroxycoumarin； 7-Hydroxy-4-methylcoumarin； beta-Methylumbelliferone； Hymecromone； Coumarin 4

Other names: 4-methylumbelliferone; Hydroxymethylcoumarin; Dantong; 4-methyl umbelliferolide; β- Methyl umbelliferin; β- Methyl umbelliferolide

CAS No.: 90-33-5

C10H8O3=176.17

Grade: br

Content: ≥ 98.0% (HPLC)

Melting point: 186 ～ 191 ℃

 Physicochemical properties: off white or yellow crystal. Slightly soluble in water, soluble in concentrated sulfuric acid solution, partially soluble in 5% Na2CO3 solution, partially soluble in ethanol and isopropanol. It shows blue fluorescence when it reacts with concentrated sulfuric acid

Purpose: biochemical research. It is suitable for laser dye and fluorescence determination of enzyme activity. Indicator for determination of nitric acid

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