Division Definition:

IUPAC names:

• N-Acetyl-D-neuraminic acid (dihydrate)

• 5-Acetamido-3,5-dideoxy-D-glycero-D-galacto-non-2-ulopyranosonic acid (dihydrate),

Synonyms:

Sialic acid (dihydrate)

C₁₁H₁₉NO₉ (acid)

C₁₁H₂₃NO₁₁ (C₁₁H₁₉NO₉ *2H₂O) (dihydrate)

309,3 Da (acid)

345,3 (309,3 + 36,0) (dihydrate)

131-48-6 (free acid)

50795-27-2 (dihydrate)