anti head-to-head coumarin dimer

Base Information

• Chemical Name: anti head-to-head coumarin dimer
• CAS No.: 5248-12-4
• Molecular Formula: C₁₈H₁₂O₄
• Molecular Weight: 292.291
• Mol file: 5248-12-4.mol

Synonyms:anti head-to-head coumarin dimer

Chemical Property of anti head-to-head coumarin dimer

Chemical Property:

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of anti head-to-head coumarin dimer

There total 7 articles about anti head-to-head coumarin dimer 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:

2-ethoxycarbonyl-1-(2-hydroxyphenyl)-1α,2α,2aβ,8bβ-tetrahydro-3H-cyclobutachromen-3-one (85381-11-9,100163-59-5) → coumarin (91-64-5) + anti head-to-head coumarin dimer (5248-12-4)

Guidance literature:

at 300 ℃; Product distribution; thermal behavior, 5 deg C/min, nitrogen stream;

DOI:10.1246/bcsj.57.1608

Reference yield:

2-butylcarbamoyl-1-(2-hydroxyphenyl)-1α,2α,2aβ,8bβ-tetrahydro-3H-cyclobutachromen-3-one (85381-12-0) → coumarin (91-64-5) + anti head-to-head coumarin dimer (5248-12-4)

Guidance literature:

at 300 ℃; Product distribution; thermal behavior, 5 deg C/min, nitrogen stream;

DOI:10.1246/bcsj.57.1608

Reference yield:

1-(2-hydroxyphenyl)-2-phenylcarbamoyl-1α,2α,2aβ,8bβ-tetrahydro-3H-cyclobutachromen-3-one (85381-13-1) → coumarin (91-64-5) + anti head-to-head coumarin dimer (5248-12-4)

Guidance literature:

at 300 ℃; Product distribution; thermal behavior, 5 deg C/min, nitrogen stream;

DOI:10.1246/bcsj.57.1608

upstream raw materials:

2-ethoxycarbonyl-1-(2-hydroxyphenyl)-1α,2α,2aβ,8bβ-tetrahydro-3H-cyclobutachromen-3-one

2-butylcarbamoyl-1-(2-hydroxyphenyl)-1α,2α,2aβ,8bβ-tetrahydro-3H-cyclobutachromen-3-one

1-(2-hydroxyphenyl)-2-phenylcarbamoyl-1α,2α,2aβ,8bβ-tetrahydro-3H-cyclobutachromen-3-one

diethyl t-3,c-4-bis(2-hydroxyphenyl)-r-1,t-2-cyclobutanedicarboxylate

Downstream raw materials:

(1S,2S,3S,4S)-3,4-Bis-(2-hydroxy-phenyl)-cyclobutane-1,2-dicarboxylic acid dibenzyl ester

coumarin

(1S,2S,3S,4S)-3,4-Bis-(2-hydroxy-phenyl)-cyclobutane-1,2-dicarboxylic acid bis-[((S)-1-phenyl-ethyl)-amide]

(1R,2R,3R,4R)-3,4-Bis-(2-hydroxy-phenyl)-cyclobutane-1,2-dicarboxylic acid bis-[((S)-1-phenyl-ethyl)-amide]