# Commission Implementing Decision (EU) 2017/2375 of 15 December 2017 authorising the placing on the market of N-acetyl-D-neuraminic acid as a novel food ingredient under Regulation (EC) No 258/97 of the European Parliament and of the Council (notified under document C(2017) 8431) (Only the English text is authentic), Division: Definition:

Extent: E+W+S+N.I.

Chemical name
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)
Chemical formula
C11H19NO9 (acid)
C11H23NO11 (C11H19NO9 *2H2O) (dihydrate)
Molecular mass
309,3 Da (acid)
345,3 (309,3 + 36,0) (dihydrate)
CAS No.
131-48-6 (free acid)
50795-27-2 (dihydrate)
Description: N-Acetyl-D-neuraminic acid is a white to off-white crystalline powder.

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Source: https://www.legislation.gov.uk/eudn/2017/2375/annex/I/division/1 (the official version)
Page: https://openlegislation.uk/eu-decision-2017-2375/annex-I/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.