N-Acetylneuraminic acid
Also known as: NANA, Neu5Ac, Sialic acid, 5-Acetamido-3,5-dideoxy-D-glycero-D-galacto-2-nonulosonic acid, 5-Acetamido-3,5-dideoxy-D-glycero-D-galactononulosonic acid, Lactaminic acid, Aceneuramic acid, O-Sialic acid
N-Acetylneuraminic acid (CAS 131-48-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H19NO9 and a molecular weight of 309.270 g/mol. Key properties include a melting point of 184-186 °C (dec.)(lit.), a boiling point of 762.3±60.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 414.8±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 131-48-6
- Jingsj CID
- J-8738-7
- Molecular Formula
- C11H19NO9
- Molecular Weight
- 309.270 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 184-186 °C (dec.)(lit.) |
|---|---|
| Boiling Point | 762.3±60.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 414.8±32.9 °C |
| Exact Mass | 309.105988 |
| PSA | 176.78000 |
| LogP | -3.98 |
| Vapor Pressure | 0.0±5.8 mmHg at 25°C |
| Refractive Index | 1.581 |
| Additional Property | 50 g/L (20 ºC) |
Activity & Biological Data
| Target | Human Endogenous Metabolite |
|---|---|
| Additional Information | [1]. Bondioli L et al. PLGA nanoparticles surface decorated with the sialic acid, N-acetylneuraminic acid. Biomaterials. 2010 Apr;31(12):3395-403. [2]. Bondioli L et al. PLGA nanoparticles surface decorated with the sialic acid, N-acetylneuraminic acid. Biomaterials. 2010 Apr;31(12):3395-403. |
Customs & Trade Information
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of N-Acetylneuraminic acid?
The CAS number of N-Acetylneuraminic acid is 131-48-6.
What are the molecular formula and molecular weight of N-Acetylneuraminic acid?
N-Acetylneuraminic acid has molecular formula C11H19NO9 and molecular weight 309.270 g/mol.
What are the upstream and downstream products of N-Acetylneuraminic acid?
For N-Acetylneuraminic acid, Upstream Products: Sodium lactate, N-Acetyl-D-glucosamine, D-Glucose; Downstream Products: N-Acetyl-D-mannosamine monohydrate, Pyruvic acid, Methyl β-Neuraminic Acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "N-Acetylneuraminic acid (CAS 131-48-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8738-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.