4'-acetoxy-6-C-(tri-O-acetyl-β-D-xylopyranosyl)-8-C-(tri-O-acetyl-α-L-arabinopyranosyl)-5,7-dihydroxyflavan

Base Information

• Chemical Name: 4'-acetoxy-6-C-(tri-O-acetyl-β-D-xylopyranosyl)-8-C-(tri-O-acetyl-α-L-arabinopyranosyl)-5,7-dihydroxyflavan
• CAS No.: 1253227-83-6
• Molecular Formula: C₃₉H₄₄O₁₉
• Molecular Weight: 816.767

Synonyms:4'-acetoxy-6-C-(tri-O-acetyl-β-D-xylopyranosyl)-8-C-(tri-O-acetyl-α-L-arabinopyranosyl)-5,7-dihydroxyflavan

Chemical Property of 4'-acetoxy-6-C-(tri-O-acetyl-β-D-xylopyranosyl)-8-C-(tri-O-acetyl-α-L-arabinopyranosyl)-5,7-dihydroxyflavan

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Technology Process of 4'-acetoxy-6-C-(tri-O-acetyl-β-D-xylopyranosyl)-8-C-(tri-O-acetyl-α-L-arabinopyranosyl)-5,7-dihydroxyflavan

There total 1 articles about 4'-acetoxy-6-C-(tri-O-acetyl-β-D-xylopyranosyl)-8-C-(tri-O-acetyl-α-L-arabinopyranosyl)-5,7-dihydroxyflavan 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: 80.0%

4'-acetoxy-6-C-(2,3,4-tri-O-acetyl-β-D-xylopyranosyl)-5,7-dihydroxyflavan (1253227-75-6) + 2,3,4-tri-O-acetyl-α/β-L-arabinopyranosyl trichloroacetimidate (869848-87-3) → 4'-acetoxy-6-C-(tri-O-acetyl-β-D-xylopyranosyl)-8-C-(tri-O-acetyl-α-L-arabinopyranosyl)-5,7-dihydroxyflavan (1253227-83-6)

Guidance literature:

With trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at -15 - 25 ℃; regioselective reaction;

DOI:10.1039/c0ob00011f

Reference yield: 84.0%

4'-acetoxy-6-C-(tri-O-acetyl-β-D-xylopyranosyl)-8-C-(tri-O-acetyl-α-L-arabinopyranosyl)-5,7-dihydroxyflavan (1253227-83-6) + benzyl bromide (100-39-0) → 4'-acetoxy-5,7-di-benzoxy-6-C-(tri-O-acetyl-β-D-xylopyranosyl)-8-C-(tri-O-acetyl-α-L-arabinopyranosyl)flavan

Guidance literature:

With potassium carbonate; In N,N-dimethyl-formamide; at 25 ℃;

DOI:10.1039/c0ob00011f

Reference yield:

4'-acetoxy-6-C-(tri-O-acetyl-β-D-xylopyranosyl)-8-C-(tri-O-acetyl-α-L-arabinopyranosyl)-5,7-dihydroxyflavan (1253227-83-6) + benzyl bromide (100-39-0) → C53H56O19 (1253227-88-1)

Guidance literature:

With potassium carbonate; In N,N-dimethyl-formamide; at 50 ℃; for 5h;

DOI:10.1039/c0ob00011f

upstream raw materials:

4'-acetoxy-6-C-(2,3,4-tri-O-acetyl-β-D-xylopyranosyl)-5,7-dihydroxyflavan

2,3,4-tri-O-acetyl-α/β-L-arabinopyranosyl trichloroacetimidate

Downstream raw materials:

C₅₃H₅₆O₁₉

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