4-Methylumbelliferyl -Chitotetraose Tridecaacetate

Base Information

• Chemical Name: 4-Methylumbelliferyl -Chitotetraose Tridecaacetate
• CAS No.: 92574-74-8
• Molecular Formula: C₆₀H₇₈N₄O₃₂
• Molecular Weight: 1367.29
• Mol file: 92574-74-8.mol

Synonyms:4-Methylcoumarin-7-yloxy Tridecaacetyl--chitotetraoside;4-Methylumbelliferyl -Chitotetraose Tridecaacetate;4-Methyl-7-[[O-3,4,6-tri-O-acetyl-2-(acetylaMino)-2-deoxy-β-D-glucopyranosyl-(1→4)-O-3,6-di-O-acetyl-2-(acetylaMino)-2-deoxy-β-D-glucopyranosyl-(1→4)-O-3,6-di-O-acetyl-2-(acetylaMino)-2-deoxy-β-D-glucopyranosyl-(1→4)-3,6-di-O-acetyl-2-(acetylaMino)-2-deoxy-β-D-glucopyranosyl]oxy]-2H-1-Benzopyran-2-one

Chemical Property of 4-Methylumbelliferyl -Chitotetraose Tridecaacetate

Chemical Property:

• PSA: 457.15000
• LogP: 0.02870
• Solubility.: Methanol

Purity/Quality:

95% ^*data from raw suppliers

4-Methylumbelliferylβ-ChitotetraoseTridecaacetate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-Methylumbelliferyl -Chitotetraose Tridecaacetate

There total 2 articles about 4-Methylumbelliferyl -Chitotetraose Tridecaacetate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 67.9%

sodium 4-methylumbelliferonate (5980-33-6) + tridecaacetyl chitotetraosyl chloride (81041-18-1) → 4-methylcoumarin-7-yloxy tridecaacetyl-β-chitotetraoside (92574-74-8)

Guidance literature:

In N,N-dimethyl-formamide; at 5 ℃; for 16h;

Reference yield:

acetyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-3,6-di-O-acetyl-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-3,6-di-O-acetyl-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-3,6-di-O-acetyl-2-deoxy-α-D-glucopyranose (53942-46-4,117399-51-6) → 4-methylcoumarin-7-yloxy tridecaacetyl-β-chitotetraoside (92574-74-8)

Guidance literature:

Multi-step reaction with 2 steps

1: 32.1 percent / hydrogen chloride / acetic acid; acetic anhydride / 48 h / Ambient temperature

2: 67.9 percent / dimethylformamide / 16 h / 5 °C

With hydrogenchloride; In acetic anhydride; acetic acid; N,N-dimethyl-formamide;

Reference yield: 87.4%

4-methylcoumarin-7-yloxy tridecaacetyl-β-chitotetraoside (92574-74-8) → 4-methylcoumarin-7-yloxy tetra-N-acetyl-β-chitotetraoside (53643-14-4)

Guidance literature:

With sodium methylate; In methanol; chloroform; for 0.166667h;

upstream raw materials:

sodium 4-methylumbelliferonate

tridecaacetyl chitotetraosyl chloride

acetyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-3,6-di-O-acetyl-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-3,6-di-O-acetyl-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-3,6-di-O-acetyl-2-deoxy-α-D-glucopyranose

Downstream raw materials:

4-methylcoumarin-7-yloxy tetra-N-acetyl-β-chitotetraoside