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3,3',4',5,7-Pentahydroxyflavone¡¡ |
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3,3',4',5,7-Pentahydroxyflavone¡¡ |
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3,3',4',5,7-Pentahydroxyflavone¡¡ EINECS:204-187-1¡¡ Molecular Formula:C15H10O7¡¡ CAS Registry Number:117-39-5¡¡ Molecular Weight:302.24¡¡ Density:1.799 g/cm3¡¡ Boiling Point:642.4oCat 760 mmHg¡¡ Melting Point:314-317¡ÉFlash Point:248.1oC¡¡ Storage Temperature:Store at 0-5¡ÆC¡¡ Refractive index:1.767¡¡ Solubility:<0.1 g/100 mL at 21 oC in water¡¡ Biological Activity:Anti-tumor agent induces apoptosis and inhibits synthesis of heat shock proteins. Inhibits many enzyme systems including tyrosine protein kinase,phospholipase A 2 ,phosphodiesterases,mitochondrial ATPase,PI 3-kinase and protein kinase C. Can also activate Ca 2+ and K + channels and behaves as an agonist at estrogen (GPR30) receptors.¡¡ Appearance:Yellow to green yellow crystalline powde¡¡ Stability:Stable under normal temperatures and pressures.¡¡ Usage:¡¡ Medication: quercetin & pentabenzyl ether deriv to decr capillary fragility prc: former use.¡¡
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3,3',4',5,7-Pentahydroxyflavone¡¡ EINECS:204-187-1¡¡ Molecular Formula:C15H10O7¡¡ CAS Registry Number:117-39-5¡¡ Molecular Weight:302.24¡¡ Density:1.799 g/cm3¡¡ Boiling Point:642.4oCat 760 mmHg¡¡ Melting Point:314-317¡ÉFlash Point:248.1oC¡¡ Storage Temperature:Store at 0-5¡ÆC¡¡ Refractive index:1.767¡¡ Solubility:<0.1 g/100 mL at 21 oC in water¡¡ Biological Activity:Anti-tumor agent induces apoptosis and inhibits synthesis of heat shock proteins. Inhibits many enzyme systems including tyrosine protein kinase,phospholipase A 2 ,phosphodiesterases,mitochondrial ATPase,PI 3-kinase and protein kinase C. Can also activate Ca 2+ and K + channels and behaves as an agonist at estrogen (GPR30) receptors.¡¡ Appearance:Yellow to green yellow crystalline powde¡¡ Stability:Stable under normal temperatures and pressures.¡¡ Usage:¡¡ Medication: quercetin & pentabenzyl ether deriv to decr capillary fragility prc: former use.¡¡
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