抗生素

CAS号：7681-93-8

品名：纳他霉素natamycin

中文别名：游霉素;匹马霉素;那他霉素;

英文别名：myprozine;mycophyt;cl12,625;Synogil;(1R,3S,5R,7R,8E,12R,14E,16E,18E,20E,22R,24S,25R,26S)-22-[(3-amino-3,6-dideoxy-β-D-mannopyranosyl)oxy]-1,3,26-trihydroxy-12-methyl-10-oxo-6,11,28-trioxatricyclo[22.3.1.05,7]octacosa-8,14,16,18,20-pentaene-25-carboxylicacid;delvocid;delvopos;natacyn;Pimaricin;antibioticA5283;(8E,14E,16E,18E,20E)-(1R,3S,5R,7R,12R,22R,24S,25R,26S)-22-(3-amino-3,6-dideoxy-β-D-mannopyranosyloxy)-1,3,26-trihydroxy-12-methyl-10-oxo-6,11,28-trioxatricyclo[22.3.1.05,7]octacosa-8,14,16,18,20-pentaene-25-carboxylicacid;PIMAFUCIN;pimaricin;Natamycin;delvolan;

分子式：C33H47NO13

分子量：665.725

精确质量：665.305

Psa：230.99

RTECS号：TK3325000

UNII号：8O0C852CPO

外观与性状：白色至灰白色固体

密度：1.0 g/mL at 20ºC(lit.)

沸点：952.2ºC at 760 mmHg

熔点：2000ºC

闪点：529.7ºC

折射率：1.62

稳定性：Stable under normal temperatures and pressures.

储存条件：2-8ºC

安全说明：S24/25

危险类别码：R22

WGK Germany：2

危险品标志：Xn

简介：Natamycin(INN),alsoknownaspimaricinandsometimessoldasNatacyn,isanaturallyoccurringantifungalagentproducedduringfermentationbythebacteriumStreptomycesnatalensis,commonlyfoundinsoil.Natamycinhasaverylowsolubilityinwater;however,natamyciniseffectiveatverylowlevels.Itsminimuminhibitoryconcentrationislessthan10ppmformostmolds.Natamycinisclassifiedasamacrolidepolyeneantifungal,andasadrug,isusedtotreatfungalkeratitis,aninfectionoftheeye.ItisespeciallyeffectiveagainstAspergillusandFusariumcornealinfections.OthercommonmembersofthepolyenemacrolideantifungalfamilyareamphotericinB,nystatin,andfilipin.Natamycinisalsousedinthefoodindustryasanaturalpreservative.

用途：一种高效的霉菌、酵母及真菌的抑制剂，用于抑制食品中的霉菌、酵母及真菌。