N-Acetyl-2-chloro-2-deoxy-β-neuraminic acid methyl ester 4,7,8,9-tetraacetate

Also known as: Methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-2-chloro-2,3,5-trideoxy-β-D-glycero-D-galacto-2-nonulopyranosylonate, 4,7,8,9-Tetra-O-acetyl-N-acetyl-2-chloro-2-deoxyneuraminic acid methyl ester, N-Acetyl-4,7,8,9-tetra-O-acetyl-2-chloro-2-deoxy-β-neuraminic acid methyl ester, β-Neuraminic acid, N-acetyl-2-chloro-2-deoxy-, methyl ester, 4,7,8,9-tetraacetate, Methyl N-acetyl-4,7,8,9-tetra-O-acetyl-2-chloro-2-deoxy-β-neuraminate, (1S,2R)-1-((2R,3R,4S,6R)-3-acetamido-4-acetoxy-6-chloro-6-(methoxycarbonyl)tetrahydro-2H-pyran-2-yl)propane-1,2,3-triyl triacetate

N-Acetyl-2-chloro-2-deoxy-β-neuraminic acid methyl ester 4,7,8,9-tetraacetate (CAS 67670-69-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H28ClNO12 and a molecular weight of 509.88900 g/mol. Key properties include a boiling point of 582.1ºC at 760 mmHg, a density of 1.34g/cm3 and a flash point of 305.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 67670-69-3
Jingsj CID: J-7029-1
Molecular Formula: C₂₀H₂₈ClNO₁₂
Molecular Weight: 509.88900 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	582.1ºC at 760 mmHg
Density	1.34g/cm3
Flash Point	305.9ºC
Exact Mass	509.13000
PSA	169.83000
LogP	0.13720
Refractive Index	1.504
Storage Conditions	20°C

Frequently Asked Questions

What is the CAS number of N-Acetyl-2-chloro-2-deoxy-β-neuraminic acid methyl ester 4,7,8,9-tetraacetate?

The CAS number of N-Acetyl-2-chloro-2-deoxy-β-neuraminic acid methyl ester 4,7,8,9-tetraacetate is 67670-69-3.

What are the molecular formula and molecular weight of N-Acetyl-2-chloro-2-deoxy-β-neuraminic acid methyl ester 4,7,8,9-tetraacetate?

N-Acetyl-2-chloro-2-deoxy-β-neuraminic acid methyl ester 4,7,8,9-tetraacetate has molecular formula C20H28ClNO12 and molecular weight 509.88900 g/mol.

What are the upstream and downstream products of N-Acetyl-2-chloro-2-deoxy-β-neuraminic acid methyl ester 4,7,8,9-tetraacetate?

For N-Acetyl-2-chloro-2-deoxy-β-neuraminic acid methyl ester 4,7,8,9-tetraacetate, Downstream Products: (4-Methylumbelliferyl)-N-acetyl-4,7,8,9-tetra-O-acetyl-α-D-neuraminic Acid, Methyl Ester, Methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-2,6-anhydro-3,5-dideoxy-D-glycero-D-galacto-non-2-enonate.

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-chloro-2-deoxy-β-neuraminic acid methyl ester 4,7,8,9-tetraacetate (CAS 67670-69-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7029-1 (accessed 2026-11-09).

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