2H-1-Benzopyran-8-acetic acid, 2-(3,4-dihydroxyphenyl)-a-[(2R,3S)-2-(3,4-dihydroxyphenyl)-3,4-dihydro -3,5,7-trihydroxy-2H-1-benzopyran-8-yl]-3,4-dihydro-3,5,7-trihydroxy-, (2R,3S)-

Base Information

• Chemical Name: 2H-1-Benzopyran-8-acetic acid, 2-(3,4-dihydroxyphenyl)-a-[(2R,3S)-2-(3,4-dihydroxyphenyl)-3,4-dihydro -3,5,7-trihydroxy-2H-1-benzopyran-8-yl]-3,4-dihydro-3,5,7-trihydroxy-, (2R,3S)-
• CAS No.: 246181-58-8
• Molecular Formula: C₃₂H₂₈O₁₄
• Molecular Weight: 636.566

Synonyms:

Chemical Property of 2H-1-Benzopyran-8-acetic acid, 2-(3,4-dihydroxyphenyl)-a-[(2R,3S)-2-(3,4-dihydroxyphenyl)-3,4-dihydro -3,5,7-trihydroxy-2H-1-benzopyran-8-yl]-3,4-dihydro-3,5,7-trihydroxy-, (2R,3S)-

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MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2H-1-Benzopyran-8-acetic acid, 2-(3,4-dihydroxyphenyl)-a-[(2R,3S)-2-(3,4-dihydroxyphenyl)-3,4-dihydro -3,5,7-trihydroxy-2H-1-benzopyran-8-yl]-3,4-dihydro-3,5,7-trihydroxy-, (2R,3S)-

There total 5 articles about 2H-1-Benzopyran-8-acetic acid, 2-(3,4-dihydroxyphenyl)-a-[(2R,3S)-2-(3,4-dihydroxyphenyl)-3,4-dihydro -3,5,7-trihydroxy-2H-1-benzopyran-8-yl]-3,4-dihydro-3,5,7-trihydroxy-, (2R,3S)- 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:

Glyoxilic acid (298-12-4) + catechin (154-23-4) → Bis-[(2R,3S)-2-(3,4-dihydroxy-phenyl)-3,5,7-trihydroxy-chroman-8-yl]-acetic acid (246181-58-8) + Bis-[(2R,3S)-2-(3,4-dihydroxy-phenyl)-3,5,7-trihydroxy-chroman-6-yl]-acetic acid + [(2R,3S)-2-(3,4-Dihydroxy-phenyl)-3,5,7-trihydroxy-chroman-6-yl]-[(2R,3S)-2-(3,4-dihydroxy-phenyl)-3,5,7-trihydroxy-chroman-8-yl]-acetic acid

Guidance literature:

With water; In ethanol; at 40 ℃; for 2.5h;

DOI:10.1021/jf990424g

Reference yield:

malvidin 3-O-glucopyranoside + Glyoxilic acid (298-12-4) + catechin (154-23-4) → Bis-[(2R,3S)-2-(3,4-dihydroxy-phenyl)-3,5,7-trihydroxy-chroman-8-yl]-acetic acid (246181-58-8) + 8-{Carboxy-[(2R,3S)-2-(3,4-dihydroxy-phenyl)-3,5,7-trihydroxy-chroman-8-yl]-methyl}-5,7-dihydroxy-2-(4-hydroxy-3,5-dimethoxy-phenyl)-3-((3R,4S,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-chromenylium

Guidance literature:

With acetic acid; In ethanol; at 20 ℃; pH=2.2;

DOI:10.1021/jf025503y

Reference yield:

Glyoxilic acid (298-12-4) + catechin (154-23-4) → Bis-[(2R,3S)-2-(3,4-dihydroxy-phenyl)-3,5,7-trihydroxy-chroman-8-yl]-acetic acid (246181-58-8)

Guidance literature:

In ethanol; at 35 ℃; for 2h;

DOI:10.1016/S0031-9422(97)00276-8

upstream raw materials:

Glyoxilic acid

catechin

5,7,3',4'-tetrahydroxyflavan-3-ol hydrate

L-Tartaric acid

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