Gịnị bụ β-cyclodextrin?
β-cyclodextrin, nke a makwaara dị ka cyclomalt heptose, cyclic heptadextrin, ma ọ bụ β-CD maka nkenke, bụ mgbanaka sitere na starch nke microbial enzymes wepụtara na nke mejupụtara glucose asaa jikọtara ya na β-1,4-glycosidic bonds, ya na onye ikwu. molecular mass nke 1135.
Ọ nwere ike ịmepụta ogige encapsulation na ogige dị iche iche, na-eme ka ọ kwụsie ike, na-edozi ahụ, na-ahapụ ngwa ngwa, emulsifying, antioxidant, mgbochi decomposition, nchekwa okpomọkụ, mmiri na-egosi, ma nwee isi ísì na ọrụ ndị ọzọ, dị ka ụdị ọhụrụ nke molecular. ihe mkpuchi.
Nkọwa ngwaahịa Beta-cyclodextrin:
- Aha ngwaahịa: β-Cyclodextrin
- Aha ndị ọzọ: Cycloheptaamylose; Cyclomaltoheptaose; Betadex
- Ngwa: β-Cyclodextrin bara uru maka ịmepụta ogige ndị nwere ike ime mmiri maka akara fluorescent nke protein.
- Nọmba CAS: 7585-39-9
- Ịdị ọcha: ≥98%
- Arọ Molecular: 1134.98
- Ụdị ihe omimi:C42H70O35
Kedu ihe bụ isi mmalite nke beta cyclodextrin?
Achọpụtara starch nduku raw na sago starch dị ka starch raw ntụ ọka kacha adabara maka enzyme a. Ya mere, CGTase dị ọcha nwere ike iji mee ihe na mmepụta enzymatic nke β-cyclodextrins.
Ngwa nke beta cyclodextrin:
β-cyclodextrin bụ ezigbo excipient, ekpomeekpo ihe, stabilizer, emulsifier, preservative na mma mma na mmepụta mmepụta. A na-eji ya n'ọtụtụ ebe n'ọhịa nke ụlọ ọrụ ọgwụ, ụlọ ọrụ nri na ụlọ ọrụ kemịkalụ kwa ụbọchị iji melite nkwụsi ike na àgwà ngwaahịa.
- Ngwa na ụlọ ọrụ ọgwụ
* Mụbaa nkwụsi ike nke ọgwụ
* Belata mgbakasị ahụ, nsi, mmetụta nke ọgwụ na-ekpuchi isi ísì na-adịghị mma
* Mmụba solubility nke ọgwụ
- Ngwa na ụlọ ọrụ kemịkalụ kwa ụbọchị
* Belata mmetụta dị n'akụkụ, kwalite nkwụsi ike, ma gbasaa ísì
- Ngwa na ụlọ ọrụ nri
* Stabilizers, ndị na-ahapụ ngwa ngwa maka ngwa nri, ụtọ, ụtọ na pigmenti
* Ihe na-egosi mmiri, na-edozi ahụ, mgbochi corrosion, deodorization, emulsification, ogologo ndụ shelf.
Njirimara nke β-Cyclodextrin:
β-Cyclodextrin bụ heptamer cyclic mejupụtara nkeji glucose asaa jikọtara "isi-na-ọdụ" site na njikọ alfa-1.4. A na-emepụta ya site na ọrụ nke enzyme, cyclodextrin glycosyl transferase (CGT), na sirop starch hydrolyzed. Ọ bụkwa ntụ ntụ na-acha ọcha ma nwee oghere dị n'ime mkpụrụ ndụ ya nke nwere ike ịmepụta ogige nsonye nwere ọtụtụ mkpụrụ ndụ. The solubility ogo nke Beta-cyclodextrin na mmiri bụ 1.85 g/100ml @ 25°C, agbaze ebe bụ banyere 260 ℃, esịtidem dayameta bụ 0.7-0.8nm.
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Oge nzipu: Mee-24-2023
