3,5-dihydroxy-4'-methoxy-3'-sulfonic acid-6'',6''-dimethyl-4'',5''-dihydropyrano[2'',3'':7,8]-flavone

Base Information

• Chemical Name: 3,5-dihydroxy-4'-methoxy-3'-sulfonic acid-6'',6''-dimethyl-4'',5''-dihydropyrano[2'',3'':7,8]-flavone
• CAS No.: 1186604-09-0
• Molecular Formula: C₂₁H₂₀O₉S
• Molecular Weight: 448.45
• Mol file: 1186604-09-0.mol

Synonyms:

Chemical Property of 3,5-dihydroxy-4'-methoxy-3'-sulfonic acid-6'',6''-dimethyl-4'',5''-dihydropyrano[2'',3'':7,8]-flavone

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3,5-dihydroxy-4'-methoxy-3'-sulfonic acid-6'',6''-dimethyl-4'',5''-dihydropyrano[2'',3'':7,8]-flavone

There total 1 articles about 3,5-dihydroxy-4'-methoxy-3'-sulfonic acid-6'',6''-dimethyl-4'',5''-dihydropyrano[2'',3'':7,8]-flavone 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:

3,5-dihydroxy-2-(4-methoxyphenyl)-8,8-dimethyl-9,10-dihydro-8H-pyrano[2,3-f]chromen-4-one (38226-86-7) → 3,5-dihydroxy-4'-methoxy-3'-sulfonic acid-6'',6''-dimethyl-4'',5''-dihydropyrano[2'',3'':7,8]-flavone (1186604-09-0)

Guidance literature:

3,5-dihydroxy-2-(4-methoxyphenyl)-8,8-dimethyl-9,10-dihydro-8H-pyrano[2,3-f]chromen-4-one; With triethylamine; In dichloromethane; at 0 ℃;

With chlorosulfonic acid; In dichloromethane; at 20 ℃;

DOI:10.1016/j.bmcl.2009.05.103

upstream raw materials:

3,5-dihydroxy-2-(4-methoxyphenyl)-8,8-dimethyl-9,10-dihydro-8H-pyrano[2,3-f]chromen-4-one

Refernces