Myricetin-caffeine co-crystal and a method for preparing mricetin-caffeine co-crystal

摘要

the invention relates to kokrysztalu mirycetyna - caffeine model 3, which applies in a pharmaceutical and / or cosmetics.the invention discloses also a way receive kokrysztalu mirycetyna - caffeine model 3 charakteryzujacy it, with mirycetyne in amounts of from 25 to 50 mg, and caffeine in amounts of from 15 to 30.5 mg is mixed with 5 to 10 ml of methanol or ethanol (99.8%), after which the whole przesacza, then leaves at room temperature by slow evaporation.and after 1 to 2 days they harvest krysztaly.in another variation of receiving kokrysztalu mirycetyna - caffeine model 3 in a steel vessel mlyna ball have to mira cetyne and caffeine in quantities of 1: 1, the stoichiometricthen the following are polar, aprotyczny solvent in amounts of 50? l for every 50 mg mirycetyny, then mieszanine being milled by time from 5 to 45 minutes, with czestosci drgan 50 - 60 hzand so obtained microcrystalline material drought in room temperature by time from 12 to 24 hours and subjected to analysis dyfraktometrze proszkowym.