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  • FOB Nqe:
    US $1,400
    /Ton
  • Chaw nres nkoj:Tuam Tshoj
  • Cov nqe lus them nqi:L / C, T / T, Western Union
  • CAS:123-86-4 ib
  • Product Detail

    Khoom cim npe

    Khoom npe:N-Butyl acetate hmoov

    Molecular hom:C6H12O2

    CAS Nr:123-86-4 ib

    Cov khoom siv molecular:

    N-Butyl acetate hmoov

    Specification:

    Yam khoom

    Chav tsev

    Tus nqi

    Purity

    %

    99.5min

    Xim

    APHA

    10 max

    Acid nqi (raws li acetate acid)

    %

    0.004 max

    Cov ntsiab lus dej

    %

    0.05 max

    Qhov tshwm sim

    -

    Ntshiab kua

     

    Chemical Properties:

    n-Butyl acetate, tseem hu ua Butyl acetate, yog cov organic compound feem ntau siv los ua cov kuab tshuaj hauv kev tsim cov lacquers thiab lwm yam khoom.Nws kuj yog siv los ua cov txiv hmab txiv ntoo hluavtaws hauv cov khoom noj xws li khoom qab zib, ice cream, cheeses, thiab khoom ci.Butyl acetate muaj nyob rau hauv ntau hom txiv hmab txiv ntoo, qhov twg nrog rau lwm yam tshuaj nws imparts yam ntxwv tsw.txiv apples, tshwj xeeb tshaj yog ntawm Red Delicious ntau yam, yog flavored nyob rau hauv ib feem los ntawm cov tshuaj no.Nws yog cov kua uas tsis muaj xim flammable nrog ib tug qab zib tsw ntawm txiv tsawb.

    Butyl acetate yog ib qho ntshiab, flammable ester ntawm acetic acid uas tshwm sim nyob rau hauv n-, sec-, thiab tert- ntawv (INCHEM, 2005).Butyl acetate isomers muaj txiv hmab txiv ntoo, zoo li txiv tsawb tsw (Furia, 1980).Isomers ntawm butyl acetate muaj nyob rau hauv txiv apples (Nicholas, 1973) thiab lwm yam txiv hmab txiv ntoo (Bisesi, 1994), nrog rau ntau yam khoom noj, xws li cheese, kas fes, npias, roasted txiv ntseej, vinegar (Maarse thiab Visscher, 1989).Butyl acetate yog tsim los ntawm esterification ntawm cawv nrog acetic acid los yog acetic anhydride (Bisesi, 1994).N-butyl acetate yog siv los ua cov kuab tshuaj rau nitrocellulose-based lacquers, inks, thiab adhesives.Lwm yam kev siv suav nrog kev tsim cov tawv tawv, cov duab thaij duab, iav kev nyab xeeb, thiab cov yas (Budavari, 1996).Isomers ntawm butyl acetate kuj tau siv los ua cov tshuaj tsw qab, hauv cov khoom lag luam manicure, thiab ua cov tshuaj tua kab mob (Bisesi, 1994).Lub tert-isomer tau siv los ua roj av ntxiv (Budavari, 1996).Nws tuaj yeem siv los ua cov txiv hmab txiv ntoo hluavtaws hauv cov khoom qab zib, dej khov, cheese, thiab cov khoom ci (Dikshith, 2013).

    Butyl acetate yog cov kua tsis muaj xim los yog daj daj nrog cov ntxhiab tsw zoo nkauj.hlawv thiab ces qab zib saj reminiscent ntawm pineapple.Nws tshwm sim nyob rau hauv ntau txiv hmab txiv ntoo thiab yog ib tug constituent ntawm txiv apples aromas.Butyl acetate tsis sib haum nrog cov tshuaj muaj zog oxidizing, muaj zog acids, thiab cov hauv paus muaj zog.
    Muaj 4 isomers.Ntawm 20 ° C, qhov ceev ntawm n-butyl isomer yog 0.8825 g / cm3, thiab qhov ceev ntawm sec-isomer yog 0.8758 g / cm3 (Bisesi, 1994).N-butyl isomer yog soluble nyob rau hauv feem ntau hydrocarbons thiab acetone, thiab nws yog miscible nrog ethanol, ethyl ether, thiab chloroform (Haynes, 2010).Nws dissolves ntau plastics thiab resins (NIOSH, 1981).

    Ntshiab, xim tsis muaj kua nrog lub zog fruity tsw zoo li txiv tsawb.Sweetish saj raws li qhov tsis tshua muaj siab (<30 μg / L).Kev sim txiav txim siab kom pom thiab paub qhov tsw qhov pib qhov siab yog 30 μg / m3 (6.3 ppbv) thiab 18 μg / m3 (38 ppbv), feem (Hellman thiab Me, 1974).Cometto-Mu?iz et al.(2000) qhia txog qhov ntswg pungency qhov pib qhov siab ntawm kwv yees li 550 txog 3,500 ppm.

     

    Daim ntawv thov:

    1, raws li ib tug txuj lom, ib tug loj tus naj npawb ntawm bananas, pears, pineapples, apricots, txiv duaj thiab strawberries, berries thiab lwm yam flavors.Nws tseem tuaj yeem siv los ua cov kuab tshuaj rau cov pos hniav thiab cov khoom siv hluavtaws, thiab lwm yam.

    Flavors
    2, Cov kuab tshuaj organic zoo heev, nrog rau kev solubility zoo rau cellulose acetate butyrate, ethyl cellulose, chlorinated roj hmab, polystyrene, methacrylic resin thiab ntau yam ntuj resins xws li tannin, manila gum, dammar resin, thiab lwm yam. Nws yog dav siv hauv nitrocellulose kua roj vanish, siv los ua Cov kuab tshuaj nyob rau hauv cov txheej txheem ntawm cov tawv nqaij, ntaub thiab yas ua, siv los ua extractant nyob rau hauv ntau yam roj av ua thiab tshuaj txheej txheem, kuj siv nyob rau hauv spice compounding thiab ntau yam ntawm apricot, txiv tsawb, pear, pineapple thiab lwm yam tshuaj tsw qab.
    3 、 Siv raws li kev tshuaj ntsuam xyuas cov tshuaj, cov qauv ntsuas chromatographic thiab cov kuab tshuaj.


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