7-Hydroxycoumarin CAS#: 93-35-6

7-Hydroxycoumarin

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7-Hydroxycoumarin Basic information

7-Hydroxycoumarin Chemical Properties

Melting point:230 °C (dec.)(lit.)
Boiling point:248.82°C (rough estimate)
Density 1.2599 (rough estimate)
refractive index 1.5380 (estimate)
storage temp. -20°C Freezer
solubility dioxane: soluble
pka7.11(at 25℃)
form Powder and Agglomerate
color Off-white to beige-brownish
PH RangeNon/ uorescence (6.5) to blue / uorescence (8.0)
Water Solubility 1 g/100 mL (100 ºC)
λmax320nm
Merck 14,9847
BRN 127683
Major ApplicationFluorescent brighteners, fungicides, cosmetics, antitrypanosomal, antileishmanial activities, antifungal, antibacterial, antiinflammatory, antiHIV, detection of microorganisms, treatment of impaired neurotransmission disorders, Alzheimer’s disease, vascular and lymphatic edema cancer, early diagnosis of stroke, dental material, drug-coated coronary stent system
InChIKeyORHBXUUXSCNDEV-UHFFFAOYSA-N
CAS DataBase Reference93-35-6(CAS DataBase Reference)
NIST Chemistry Reference7-Hydroxycoumarin(93-35-6)
EPA Substance Registry SystemUmbelliferone (93-35-6)

Safety Information

MSDS

7-Hydroxycoumarin Usage And Synthesis

Chemical PropertiesLight Brownish Powder
UsesA metabolite of Coumarin. The aglucon of skimmin. Present in many plants
Usesantifungal, phytoalexin
UsesIn sunscreen lotions and creams; as intracellular and pH sensitive fluorescent indicator and blood-brain barrier probe.
DefinitionChEBI: A hydroxycoumarin that is coumarin substituted by a hydroxy group ay position 7.
Purification MethodsIt crystallises from water (m 232-232.2o) or EtOH (m 232o). It sublimes at 160o/0.001mm. Fluorescence: Em max 452nm/Exc 325nm in 50% EtOH. [Beilstein 18 H 27, 18 I 306, 18 II 16, 18 III/IV 294, 18/1 V 386.]

7-Hydroxycoumarin Preparation Products And Raw materials

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