C₂₁H₂₀O₁₁

Base Information

• Chemical Name: C₂₁H₂₀O₁₁
• CAS No.: 1401320-18-0
• Molecular Formula: C₂₁H₂₀O₁₁
• Molecular Weight: 448.383
• Mol file: 1401320-18-0.mol

Synonyms:

Chemical Property of C₂₁H₂₀O₁₁

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₂₁H₂₀O₁₁

There total 3 articles about C₂₁H₂₀O₁₁ 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:

C35H34O18 → C21H20O11 (1401320-18-0)

Guidance literature:

With sodium hydroxide; In chloroform; at 0 ℃; Inert atmosphere;

DOI:10.1016/j.bmcl.2012.11.002

Reference yield:

scutellarin (27740-01-8,676536-34-8) → C21H20O11 (1401320-18-0)

Guidance literature:

Multi-step reaction with 6 steps

1: hydrogenchloride / ethanol / 120 °C / Inert atmosphere

2: pyridine; dmap / 12 h / 25 °C

3: potassium carbonate; potassium iodide / acetone / 6 h / Reflux

4: palladium 10% on activated carbon; hydrogen / ethanol; dichloromethane / 24 h / 25 °C / 760.05 Torr

5: copper(II) sulfate; silver(II) oxide; quinoline / 12 h / 25 °C

6: sodium hydroxide / chloroform / 0 °C / Inert atmosphere

With pyridine; quinoline; hydrogenchloride; dmap; silver(II) oxide; palladium 10% on activated carbon; hydrogen; potassium carbonate; copper(II) sulfate; potassium iodide; sodium hydroxide; In ethanol; dichloromethane; chloroform; acetone;

DOI:10.1016/j.bmcl.2012.11.002

Reference yield:

7-(benzyloxy)-5,6-diacetoxy-2-(4-acetoxyphenyl)-4H-chromen-4-one (33507-92-5) → C21H20O11 (1401320-18-0)

Guidance literature:

Multi-step reaction with 3 steps

1: palladium 10% on activated carbon; hydrogen / ethanol; dichloromethane / 24 h / 25 °C / 760.05 Torr

2: copper(II) sulfate; silver(II) oxide; quinoline / 12 h / 25 °C

3: sodium hydroxide / chloroform / 0 °C / Inert atmosphere

With quinoline; silver(II) oxide; palladium 10% on activated carbon; hydrogen; copper(II) sulfate; sodium hydroxide; In ethanol; dichloromethane; chloroform;

DOI:10.1016/j.bmcl.2012.11.002

upstream raw materials:

scutellarin

7-(benzyloxy)-5,6-diacetoxy-2-(4-acetoxyphenyl)-4H-chromen-4-one