DL-Lactide CAS 95-96-5 bakeng sa biodegradation

CAS:95-96-5

Foromo ea molek'hule:C6H8O4

Boima ba molek'hule:144.13

Nomoro ea EINECS:202-468-3

Mantsoe a tšoanang:2,5-dimethyl-3,6-dioxo-1,4-dioxane;2,5-dioxo-3,6-dimethyl-1,4-dioxane;2-hydroxy-propanoicacibimol.cyclicester;3,6-diketo-2,5-dimethyl-1,4-dioxane;3,6-Dimethyl-2,5-dioxo-1,4-dioxane;3,6-dimethyl-p-dioxane-2,5-dione;3,6-dimethyl-p-dioxane-5-dione;D,L-LactideS

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DL-Lactide CAS 95-96-5 ke eng?

Lactide ke letlapa le se nang 'mala le bonaletsang kapa kristale ea acicular, ntlha e qhibilihang ke 93-95 ℃, e qhibilihang ka chloroform, ethanol, e ke keng ea qhibiliha metsing.Hydrolysis e bonolo, polymerization e bonolo.E ka sebelisoa ho hlahisa polylactic acid ea bongaka le cycloesterification agent.

Tlhaloso

Ntho	Standard
Bohloeki	>98.0%
Mp	123-125
Ponahalo	Khalase e tšoeu
Asiti ea lactic	<0.2%
Metsi	0.4%
Ho potoloha	-0.2~+0.2

Kopo

Tlhahiso ea lactide ho tsoa ho lactic acid e tala e ipapisitse le ts'ebeliso ea lactic acid condensation ho hlahisa li-oligomers tsa lactic acid, ebe li-oligomer tsa lactic acid lia tlosoa 'me li tsamaisoa ka baesekele ho hlahisa lactide.Ts'ebetso eohle e hloka ho etsoa tlas'a maemo a mocheso o phahameng, khatello e mpe le catalysis.Nakong ea ts'ebetso, e le ho ntlafatsa chai ka kakaretso, motho ea sa mameleng o lokela ho sebelisoa hape ke reflux.Qetellong, lihlahisoa tse tšoanelehang tsa lactide li ka fumanoa ka mekhoa e itseng ea tlhoekiso.
E le thepa e ka senyehang, e sebelisoa haholo bakeng sa ho lokisa lipoleiti, li-sutures tsa ho buoa, li-stents tsa pelo le li-filler tsa 'mele.