PL421050A1 - 4'-O-β-D-(4"-O-methylglucopyranosyl-3-methoxyflavone and method for producing 4'-O-β-D-(4"-O-methylglucopyranosyl-3-methoxyflavone
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4'-O-β-D-(4"-O-methylglucopyranosyl-3-methoxyflavone and method for producing 4'-O-β-D-(4"-O-methylglucopyranosyl-3-methoxyflavone
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Preparation Of Compounds By Using Micro-Organisms
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Pharmaceuticals Containing Other Organic And Inorganic Compounds
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Abstract
Przedmiotem zgłoszenia jest 4'-O-ß-D-(4"-O-metyloglukopiranozylo)-3-metoksyflawon o wzorze 2 oraz sposób jego wytwarzania. Sposób ten polega na tym, że do podłoża odpowiedniego dla grzybów strzępkowych wprowadza się szczep Isaria fumosorosea KCH J2. Po upływie co najmniej 72 godzin do hodowli wprowadza się substrat, którym jest 3-metoksyflawon o wzorze 1, rozpuszczony w rozpuszczalniku organicznym mieszającym się z wodą. Transformację prowadzi się w temperaturze od 20 do 30 stopni Celsjusza, przy ciągłym wstrząsaniu co najmniej 96 godzin. Kolejno produkt ekstrahuje się rozpuszczalnikiem organicznym niemieszającym się z wodą i oczyszcza chromatograficznie.The subject of the application is 4'-O-ß-D- (4 "-O-methylglucopyranosyl) -3-methoxyflavone and the method of its preparation. The method consists in introducing the Isaria fumosorosea strain into a medium suitable for filamentous fungi. KCH J2.After a minimum of 72 hours, a substrate is introduced into the culture, which is 3-methoxyflavone of formula 1, dissolved in a water-miscible organic solvent. Transformation is carried out at a temperature of 20 to 30 degrees Celsius, with constant shaking of at least 96 hours.Then the product is extracted with a water-immiscible organic solvent and purified by chromatography.
PL421050A2017-03-292017-03-294'-O-β-D-(4"-O-methylglucopyranosyl-3-methoxyflavone and method for producing 4'-O-β-D-(4"-O-methylglucopyranosyl-3-methoxyflavone
PL235025B1
(en)
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