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Merck
CN

S2279

3′-Sialyl-Lewis-a tetrasaccharide

Synonym(s):

α-NeuNAc-(2→3)-β-D-Gal-(1→3)-(α-L-Fuc-[1→4])-D-GlcNAc, 3′-SLea

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About This Item

Empirical Formula (Hill Notation):
C31H52N2O23
CAS Number:
92448-22-1
Molecular Weight:
820.74
NACRES:
NA.32
PubChem Substance ID:
24899518
UNSPSC Code:
12352204
MDL number:
MFCD00214218

Key Documents

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InChI

1S/C31H52N2O23/c1-9-18(43)21(46)22(47)28(51-9)54-25(15(42)7-36)24(12(5-34)32-10(2)38)53-29-23(48)27(20(45)16(8-37)52-29)56-31(30(49)50)4-13(40)17(33-11(3)39)26(55-31)19(44)14(41)6-35/h5,9,12-29,35-37,40-48H,4,6-8H2,1-3H3,(H,32,38)(H,33,39)(H,49,50)

SMILES string

CC1OC(OC(C(O)CO)C(OC2OC(CO)C(O)C(OC3(CC(O)C(NC(C)=O)C(O3)C(O)C(O)CO)C(O)=O)C2O)C(NC(C)=O)C=O)C(O)C(O)C1O

InChI key

INZOTETZQBPBCE-UHFFFAOYSA-N

storage temp.

−20°C

Quality Level

200

Related Categories

Application

3′-Sialyl-Lewis-a tetrasaccharide has been used to inhibit the binding of 5B1 antibody to Sialyl-Lewisa -polyvalent biotinylated sLea-PAA.

Biochem/physiol Actions

Antigen which supports E-, L-, and P-selectin-dependent adhesion.

wgk

WGK 3

Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
0000503206
0000503206
0000498405
0000498405
0000491554

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Human monoclonal antibodies to sialyl-Lewisa (CA19. 9) with potent CDC, ADCC, and antitumor activity
Sawada R, et al.
Clinical Cancer Research, 17(5), 1024-1032 (2011)
Feizi, T.
Current Opinion in Structural Biology, 3, 701-701 (1993)

Articles

Review of O-Linked Glycoproteins

O-Linked glycoproteins are usually large proteins with a molecular mass of >200 kDa. Glycosylation generally occurs in high-density clusters and may represent as much as 50-80% of the overall mass.

O-连接糖蛋白回顾

O-连接糖蛋白通常是分子量>200kDa的大蛋白。糖基化通常发生在高密度簇上，并可占总量的50-80%。

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