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ChEBI
> Main
CHEBI:143625 - α-
D
-NeuNAc-(2→9)-α-
D
-NeuNAc
Main
ChEBI Ontology
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ChEBI Name
α-
D
-NeuNAc-(2→9)-α-
D
-NeuNAc
ChEBI ID
CHEBI:143625
ChEBI ASCII Name
alpha-D-NeuNAc-(2->9)-alpha-D-NeuNAc
Definition
An amino disaccharide consisting of two α(2→9)-linked sialic acid units; corresponds to the repeating unit in the group C polysaccharide of
Neisseria meningitidis
(MenC).
Stars
This entity has been manually annotated by the ChEBI Team.
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Formula
C22H36N2O17
Net Charge
0
Average Mass
600.527
Monoisotopic Mass
600.20140
InChI
InChI=1S/C22H36N2O17/c1-
7(26)
23-
13-
9(28)
3-
21(38,19(34)
35)
40-
17(13)
16(33)
12(31)
6-
39-
22(20(36)
37)
4-
10(29)
14(24-
8(2)
27)
18(41-
22)
15(32)
11(30)
5-
25/h9-
18,25,28-
33,38H,3-
6H2,1-
2H3,(H,23,26)
(H,24,27)
(H,34,35)
(H,36,37)
/t9-
,10-
,11+,12+,13+,14+,15+,16+,17+,18+,21+,22+/m0/s1
InChIKey
NDVPOLIHSIQAGT-VCVJBUKQSA-N
SMILES
[C@@]
1(O[C@]
([C@@H]
([C@H]
(C1)
O)
NC(C)
=O)
([C@@H]
([C@@H]
(CO)
O)
O)
[H]
)
(C(=O)
O)
OC[C@H]
([C@H]
([C@@]
2(O[C@]
(C[C@H]
(O)
[C@H]
2NC(C)
=O)
(C(=O)
O)
O)
[H]
)
O)
O
Roles Classification
Chemical Role
(s):
Bronsted acid
A molecular entity capable of donating a hydron to an acceptor (Br
o
nsted base).
(via
oxoacid
)
View more via ChEBI Ontology
ChEBI Ontology
Outgoing
α-
D
-NeuNAc-(2→9)-α-
D
-NeuNAc (
CHEBI:143625
)
is a
acetamides (
CHEBI:22160
)
α-
D
-NeuNAc-(2→9)-α-
D
-NeuNAc (
CHEBI:143625
)
is a
amino disaccharide (
CHEBI:22480
)
α-
D
-NeuNAc-(2→9)-α-
D
-NeuNAc (
CHEBI:143625
)
is a
dicarboxylic acid (
CHEBI:35692
)
IUPAC Names
5-
acetamido-
9-
O
-
(5-
acetamido-
3,5-
dideoxy-
D
-
glycero
-
α-
D
-
galacto
-
non-
2-
ulopyranonosyl)-
3,5-
dideoxy-
D
-
glycero
-
α-
D
-
galacto
-
non-
2-
ulopyranosonic acid
NeuAc(a2-9)a-NeuAc
Synonyms
Sources
5-
acetamido-
3,5-
dideoxy-
D
-
glycero
-
α-
D
-
galacto
-
non-
2-
ulopyranosylonic acid-
(2→9)-
5-
acetamido-
3,5-
dideoxy-
D
-
glycero
-
α-
D
-
galacto
-
non-
2-
ulopyranosonic acid
IUPAC
α-
D
-Neu5Ac-(2→9)-α-
D
-Neu5Ac
ChEBI
α-Neu5Ac-(2→9)-α-Neu5Ac
ChEBI
α-NeuNAc-(2→9)-α-NeuNAc
ChEBI
WURCS=2.0/1,2,1/[Aad21122h-2a_2-6_5*NCC/3=O]/1-1/a9-b2
GlyTouCan
Manual Xrefs
Databases
G56026PA
GlyTouCan
G56026PA
GlyGen
View more database links
Citation
Type
Source
30510007
PubMed citation
Europe PMC
Last Modified
24 November 2020