2-Tridecanone (CAS Number: 593-08-8), tseem hu ua methyl undecyl ketone (C13H26O), yog cov xim tsis muaj xim lossis dawb waxy khoom lossis cov kua nplaum uas feem ntau siv los ua cov khoom noj khoom haus thiab cov khoom noj ntxiv.
Chemical Properties
2-Tridecanone zoo nkaus li dawb waxy los yog xim tsis muaj kob crystalline flakes thiab muaj aromas uas yog waxy, fatty, earthy, mis nyuj zoo li, thiab reminiscent ntawm txiv maj phaub. Nws tseem nqa nutty thiab tshuaj ntsuab sau ntawv. Kub taw tes yog 263 degree, los yog 162 degree ntawm 2000 Pa, thiab nws flash point yog 107 degree. Cov tshuaj no yog insoluble hauv dej tab sis soluble heev hauv ethanol, ether, acetone, propylene glycol, roj, thiab benzene. Nws tuaj yeem pom muaj nyob rau hauv cov txiv maj phaub roj, xibtes roj, cheddar cheese, txiv nkhaus taw, thiab lwm yam khoom.
Siv
2-Tridecanone yog ib qho khoom qab zib thiab khoom noj khoom haus uas feem ntau siv los tsim cov mis nyuj thiab cheese. Nws yog dav siv hauv cov khoom noj khov, cov khoom qab zib, thiab paj npleg. Tsis tas li ntawd, 2-tridecanone yog ib qho nruab nrab ntawm cov organic synthesis, tshwj xeeb tshaj yog nyob rau hauv zus tau tej cov nceb tsw. Nws cov qauv alkyl ntev ntev, ua ke nrog cov pab pawg keto carbonyl, ua tib zoo ua raws li cov khoom xyaw ntuj, muab cov nceb zoo li aroma rau zaub mov.
Txoj kev tsim khoom
2-Tridecanone muaj nyob hauv cov roj txiv maj phaub thiab cov roj txiv ntoo. Nws tuaj yeem ua ke los ntawm cua sov sib xyaw ntawm lauric acid thiab acetic acid rau 450 degree thiab dhau los ntawm thorium oxide catalyst.