DL-Lactidee ntshetswa pele le ho hlahiswa feela, ka mora ho hlwekiswa tse tharo, bohlweki bo phahameng, boleng bo phahameng, le theko e ntle ka ho fetisisa.
Ke eona feela feme e hlahisoang ka bongata Chaena. Boleng bo tiisitsoe mme theko e tlaase.
Lactideke letlapa le pepeneneng le se nang 'mala kapa kristale ea nale, ntlha e qhibilihang ke 93-95 ℃, e qhibilihang habonolo ka chloroform, ethanol, ha e qhibilihe ka metsing. Ho bonolo ho etsa hydrolyze le polymerize.Lactidee ka sebelisoa e le tlhahiso ea acid e phahameng ea polylactic ea bongaka, moemeli oa cyclic esterification.
Bakeng sa Tlhaloso eaDL-Lactide:
Lebitso la Sehlahisoa:DL-Lactide
CAS: 95-96-5
MF: C6H8O4
MW: 144.13
EINECS: 202-468-3
Sebaka se qhibilihang: 116-119 °C
Sebaka se belang: 142 °C8 mm Hg(lit.)
Boima: 1.186±0.06 g/cm3(E boletsoeng esale pele)
Fp: 180°C
Mocheso oa ho boloka: 2-8°C
Bakeng sa Kopo eaDL-Lactide
DL-Lactidee sebelisoa ho hlahisa 2-hydroxy-propionic acid 1-(1-phenyl-ethoxycarbonyl) -ethyl ester. E sebetsa e le thepa ea bohlokoa e tala le e bohareng e sebelisoang ho organic synthesis, meriana, agrochemicals le dae. E ameha ho enzymatic alcoholysis ho hlahisa bobeli alkyl (R) -lactates le alkyl (S,S) -lactyllactates.
DL-Lactidehangata e sebelisoa e le lera le sireletsang maqeba a maqeba, kapa e le liankora, likurufu kapa letlooeng ha ho buuoa, kaha le senyeha ka mor'a likhoeli tse ka bang tse tšeletseng ho isa ho lactic acid e se nang kotsi.
Haeba u e hloka, ka kopo u se ke oa e fetoa, u amohelehile ho ikopanya le rona, re tla u romella theko e ntle ka ho fetisisa hang ka mor'a hore u fumane lipatlisiso tsa hau.
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Nako ea poso: Jun-13-2022