N-acetylneuraminic acids N-acetyl-2,7-anhydro-alpha-neuraminic acid (1R,2R,3S,5S,7R)-2-acetamido-7-[(1R)-1,2-dihydroxyethyl]-3-hydroxy-6,8-dioxabicyclo[3.2.1]octane-5-carboxylic acid 2,7-Anhydro-alpha-N-acetylneuraminic acid 291.095 291.25462 5-acetamido-2,7-anhydro-3,5-dideoxy-D-glycero-alpha-D-galacto-non-2-ulopyranosonic acid C11H17NO8 CAS:95574-95-1 CHEBI:19406 CHEBI:28695 CHEBI:45584 CHEBI:960 InChI=1S/C11H17NO8/c1-4(14)12-7-5(15)2-11(10(17)18)19-8(6(16)3-13)9(7)20-11/h5-9,13,15-16H,2-3H2,1H3,(H,12,14)(H,17,18)/t5-,6+,7+,8+,9+,11+/m0/s1 KEGG:C04521 NCMJSVDTRDLWJE-YRMXFSIDSA-N [H][C@@]1(O[C@@]2(C[C@H](O)[C@@H](NC(C)=O)[C@@]1([H])O2)C(O)=O)[C@H](O)CO chebi_ontology anhydro sugar derivative