ʻO ke Belt and Road: Ka Launa Pū, ka Lokahi a me ka Lanakila-Lanakila
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2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl 2,2,2-trichloroacetimidate CAS:86520-63-0

ʻO 2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl 2,2,2-trichloroacetimidate kahi hui kemika i hoʻohana pinepine ʻia i ka kemika carbohydrate a me nā hopena glycosylation. He derivative ia o α-D-galactopyranose, kahi ʻano kō, kahi i acetylated ʻia ai nā hui hydroxyl ma nā kūlana 2, 3, 4, a me 6 o ke apo galactopyranose. Eia kekahi, ua pale ʻia ke kalapona anomeric (C1) o ke kō me kahi hui trichloroacetimidate, ka mea e lilo ai ia i electrophile ikaika i ka wā o nā hopena glycosylation.

Hoʻohana pinepine ʻia ka hui ma ke ʻano he mea glycosylating e hoʻokomo i nā ʻāpana galactose i loko o nā molekala like ʻole, e like me nā protein, peptides, a i ʻole nā ​​molekala organik liʻiliʻi. Hiki ke hoʻokō ʻia kēia ma ka hoʻopili ʻana i kēia hui me kahi nucleophile (e laʻa, nā hui hydroxyl ma ka molekala pahuhopu) ma lalo o nā kūlana kūpono. Hoʻomaʻamaʻa ka hui trichloroacetimidate i ka hoʻopili ʻana o ka ʻāpana galactose i ka molekala pahuhopu, e hopena ana i ka hoʻokumu ʻia ʻana o kahi pilina glycosidic.

Hoʻohana pinepine ʻia kēia hui i ka hana ʻana o nā glycoconjugates, glycopeptides, a me glycolipids. Hāʻawi ia i kahi ʻano hana maʻalahi a kūpono hoʻi no ka hoʻololi ʻana i nā molekala me nā koena galactose, hiki ke pili i nā ʻano like ʻole, me nā haʻawina olaola, nā ʻōnaehana lawe lāʻau, a i ʻole ka hoʻomohala ʻana i ka lāʻau pale.


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Nā Lepili Huahana

Hoʻohana a me ka hopena

Glycosylation: Hoʻopili ka hui me nā molekala acceptor like ʻole e loaʻa ana nā hui hydroxyl, e like me nā alcohols a i ʻole amines, e hana i nā pilina glycosidic. ʻAe kēia i ka hoʻokomo ʻana o ka galactose ma luna o ka molekala acceptor, e hopena ana i ka synthesis o nā glycoconjugates, glycopeptides, a i ʻole glycolipids.

Nā haʻawina biochemical a me biological: Kōkua ka hui i nā mea noiʻi e aʻo i nā hana biological a me nā pilina o nā molekala i loaʻa ka galactose. Ma ka hoʻopili koho ʻana i ka galactose i nā protein, peptides, a i ʻole nā ​​​​biomolecules ʻē aʻe, hiki i nā mea noiʻi ke noiʻi i kā lākou kuleana i nā kaʻina hana cellular, nā pilina receptor-ligand, a me nā ʻano maʻi.

Nā ʻōnaehana lawe lāʻau: Hiki ke hoʻohana ʻia ka hui e hoʻololi i nā molekala lāʻau me nā koena galactose, e hoʻomaʻamaʻa ana i ka lawe ʻana i ka lāʻau i kuhikuhi ʻia i nā ʻiʻo a i ʻole nā ​​​​​​kelepona kikoʻī. Hiki iā Galactose ke hana ma ke ʻano he ligand kuhikuhi, e ʻike ana i nā mea loaʻa kikoʻī i hōʻike ʻia ma ka ʻili o nā cell, ʻoiai nā hepatocytes. Ma ka hoʻopili ʻana i ka galactose i nā lāʻau, hiki i nā mea noiʻi ke hoʻonui i kā lākou koho a me ka pono i ka lāʻau lapaʻau i kuhikuhi ʻia.

Ka hoʻomohala ʻana i ka lāʻau pale: He kuleana koʻikoʻi ko nā molekala i loaʻa ka galactose i nā pane pale, no ka mea, ua ʻike ʻia lākou e nā lectins i loaʻa ma nā pūnaewele pale. Ma ka hoʻohui ʻana i nā antigens me nā ʻāpana galactose me ka hoʻohana ʻana i kēia hui, hiki i nā mea noiʻi ke hoʻoikaika i nā pane pale a hoʻomohala i nā lāʻau pale ʻoi aku ka maikaʻi.

Hana kemika: Hiki ke hoʻohana ʻia ka hui i nā hana kemika like ʻole kahi e pono ai nā hoʻololi galactose. Hoʻokomo pū kēia i ka hoʻomākaukau ʻana i nā ʻano hana carbohydrate paʻakikī, oligosaccharides, a i ʻole glycomimetics, hiki ke hoʻohana hou ʻia i ka kemika lāʻau lapaʻau a i ʻole he mau mea hana noiʻi.

Laʻana Huahana

1.1
2

Hoʻopili Huahana:

6892-68-8-3

ʻIke Hou Aʻe:

Hoʻonohonoho ʻana C16H20Cl3NO10
Hoʻāʻo 99%
helehelena Pauka keʻokeʻo
Helu CAS. 86520-63-0
Hoʻopili ʻana Liʻiliʻi a nui
Ola Papa 2 mau makahiki
Ka Waihona E mālama i kahi maloʻo a me kahi anuanu
Palapala hōʻoia ISO.

 


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