Shikimic acid tuaj yeem sib cais sai (ca. 5 min) los ntawm Suav hnub qub anise nrog dej kub rho tawm ntawm qhov kub ntawm 120 ° C lossis siab dua kom tau txais kev rov zoo ntawm 100%. Extraction rov qab ntawm shikimic acid ze li ntawm 97% tuaj yeem tau nrog dej ntawm 70 ° C siv sijhawm ntev dua me ntsis (ca.
YYuav ua li cas ua shikimic acid?
Shikimic acid yog tsim ntawm txoj kev shikimate, uas yog ubiquitous nyob rau hauv cov kab mob, nroj tsuag, thiab fungi. Txoj kev no pib nrog lub condensation ntawm phosphoenolpyruvate (PEP) thiab D-erythrose 4-phosphate (E4P), catalyzed los ntawm 3-deoxy-D-arabino-heptulosonate-7-phosphate (DAHP) synthetase.
Yuav ua li cas rho shikimic acid los ntawm Pine koob?
Vim li ntawd, cov txheej txheem thev naus laus zis zoo tshaj plaws tau txais txiaj ntsig rau kev rho tawm ntawm Shikimic acid los ntawm microwave preprocessingTus qauv yog: moistening ntoo thuv koob hauv 15 feeb hauv 70% ethanol dej uas yog 1.6 npaug ntawm qhov hnyav ntawm koob, tom qab ntawd, ua cov koob rau 60 vib nas this los ntawm 70W microwave.
YPuas anise noob muaj shikimic acid?
hnub qub anise noob muaj cov khoom xyaw uas yuav muaj kev tiv thaiv kab mob, poov xab, thiab fungi. Tib neeg sim lub hnub qub anise rau kev kho mob khaub thuas vim nws yog ib qhov zoo ntawm shikimic acid, uas yog siv rau hauv kev tsim cov oseltamivir (Tamiflu), kho mob khaub thuas.
Ntau npaum li cas shikimic acid yog hnub qub anise?
Lub xeev NMR paub tseeb tias lub hnub qub anise pib muaj 19 ± 3 wt%shikimic acid, uas tau muab rho tawm ntau tom qab kev sib cais hauv cov tshuaj aqueous hydroxide.
