D (+) -LACTIDE nwere cas13076-17-0

CAS:13076-17-0

Ụdị molekụla:C6H8O4

MW:144.13

Ụdị okwu:PURASORB (R) D; D (+) - LACTIDE; (3R-CIS) -3,6-DIMETHYL-1,4-DIOXANE-2,5-DIONE;(2R,5R) -2,5-Dimethyl-1,4-dioxane-3,6-dione

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Kedu ihe bụ D (+) -LACTIDE nwere cas13076-17-0?

Usoro njikọ nke DL-lactide dabere na D, L-lactic acid dị ka akụrụngwa akụrụngwa, na D, L-lactide na-arụ ọrụ site na cyclization akpịrị ịkpọ nkụ na ọnụnọ nke ihe na-akpata. A na-eme ka ngwaahịa crude dị ọcha site na recrystallization iji kwadebe D, L-lactide na nnukwu mkpụrụ na ịdị ọcha dị elu.

Nkọwapụta nke D (+) -LACTIDE nwere cas13076-17-0

Ihe	Nsonaazụ
Ọdịdị	kristal ọcha
Ịdị ọcha	> 99.5% site na GC
mp	93
lactic acid	0.2%
Mmiri	0.1%

Ngwa nke D (+) -LACTIDE nwere cas13076-17-0

D (+) -lactide bụ diester cyclic nke lactic acid, ihe sitere na mkpụrụ ndụ akwara na mkpụrụ ndụ ọbara uhie na-emepụta mgbe ahụ na-akụda carbohydrates maka ume na ọkwa oxygen dị ala.
Nkọwa nke D (+) -LACTIDE Lactide nwere ike polymerized na polylactic acid site na iji ihe ndị na-eme ka ọ dị mma, na-ebute ihe ndị nwere uru bara uru.