N-Acetyl-2,3-didehydro-2-deoxyneuraminic acid

Also known as: 2,3-Dehydro-2-deoxy-N-acetylneuraminic acid, DANA, Neu5Ac2en, 5-acetamido-2,6-anhydro-3,5-dideoxy-D-glycero-D-galacto-non-2-enoic acid, 5-acetamido-2,6-anhydro-3,5-dideoxy-D-glycero-D-galactonon-2-enonic acid, N-Acetyl-2,3-dehydro-2-deoxyneuraminic acid, 2,3-didehydro-2-deoxy-N-acetylneuraminic acid

N-Acetyl-2,3-didehydro-2-deoxyneuraminic acid (CAS 24967-27-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H17NO8 and a molecular weight of 291.25500 g/mol. Key properties include a melting point of 227-228ºC, a boiling point of 773.4ºC at 760 mmHg, a density of 1.58g/cm3 and a flash point of 421.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 24967-27-9
Jingsj CID: J-10657-0
Molecular Formula: C₁₁H₁₇NO₈
Molecular Weight: 291.25500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	227-228ºC
Boiling Point	773.4ºC at 760 mmHg
Density	1.58g/cm3
Flash Point	421.6ºC
Exact Mass	291.09500
PSA	156.55000
Vapor Pressure	1.27E-27mmHg at 25°C
Refractive Index	1.612

Activity & Biological Data

Additional Information	[1]. Magesh S, et al. Design, synthesis, and biological evaluation of human sialidase inhibitors. Part 1: selective inhibitors of lysosomal sialidase (NEU1). Bioorg Med Chem Lett. 2008;18(2):532-537. [2]. Xiao A, et al. Sialidase-catalyzed one-pot multienzyme (OPME) synthesis of sialidase transition-state analogue inhibitors. ACS Catal. 2018;8(1):43-47. [3]. Karhadkar TR, et al. Sialidase inhibitors attenuate pulmonary fibrosis in a mouse model. Sci Rep. 2017;7(1):15069. Published 2017 Nov 8. [4]. Minami A, et al. The sialidase inhibitor 2,3-dehydro-2-deoxy-N-acetylneuraminic acid is a glucose-dependent potentiator of insulin secretion. Sci Rep. 2020;10(1):5198. Published 2020 Mar 23.

Additional Information

[1]. Magesh S, et al. Design, synthesis, and biological evaluation of human sialidase inhibitors. Part 1: selective inhibitors of lysosomal sialidase (NEU1). Bioorg Med Chem Lett. 2008;18(2):532-537. [2]. Xiao A, et al. Sialidase-catalyzed one-pot multienzyme (OPME) synthesis of sialidase transition-state analogue inhibitors. ACS Catal. 2018;8(1):43-47. [3]. Karhadkar TR, et al. Sialidase inhibitors attenuate pulmonary fibrosis in a mouse model. Sci Rep. 2017;7(1):15069. Published 2017 Nov 8. [4]. Minami A, et al. The sialidase inhibitor 2,3-dehydro-2-deoxy-N-acetylneuraminic acid is a glucose-dependent potentiator of insulin secretion. Sci Rep. 2020;10(1):5198. Published 2020 Mar 23.

Frequently Asked Questions

What is the CAS number of N-Acetyl-2,3-didehydro-2-deoxyneuraminic acid?

The CAS number of N-Acetyl-2,3-didehydro-2-deoxyneuraminic acid is 24967-27-9.

What are the molecular formula and molecular weight of N-Acetyl-2,3-didehydro-2-deoxyneuraminic acid?

N-Acetyl-2,3-didehydro-2-deoxyneuraminic acid has molecular formula C11H17NO8 and molecular weight 291.25500 g/mol.

What are the upstream and downstream products of N-Acetyl-2,3-didehydro-2-deoxyneuraminic acid?

For N-Acetyl-2,3-didehydro-2-deoxyneuraminic acid, Upstream Products: Cytidine 5'-monophosphate-N-acetylneuraminic acid, Methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-2,6-anhydro-3,5-dideoxy-D-glycero-D-galacto-non-2-enonate, N-Acetyl-2-chloro-2-deoxy-β-neuraminic acid methyl ester 4,7,8,9-tetraacetate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "N-Acetyl-2,3-didehydro-2-deoxyneuraminic acid (CAS 24967-27-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10657-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.