5,7,4'-tri-O-acetyloxy-flavone-3-O-β-D-(2'',3'',4''-tri-O-acetyl-6''-O-chloroacetyl)glucopyranoside

Base Information

• Chemical Name: 5,7,4'-tri-O-acetyloxy-flavone-3-O-β-D-(2'',3'',4''-tri-O-acetyl-6''-O-chloroacetyl)glucopyranoside
• CAS No.: 80065-91-4
• Molecular Formula: C₃₅H₃₃ClO₁₈
• Molecular Weight: 777.089

Synonyms:5,7,4'-tri-O-acetyloxy-flavone-3-O-β-D-(2'',3'',4''-tri-O-acetyl-6''-O-chloroacetyl)glucopyranoside

Chemical Property of 5,7,4'-tri-O-acetyloxy-flavone-3-O-β-D-(2'',3'',4''-tri-O-acetyl-6''-O-chloroacetyl)glucopyranoside

Chemical Property:

Purity/Quality:

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Technology Process of 5,7,4'-tri-O-acetyloxy-flavone-3-O-β-D-(2'',3'',4''-tri-O-acetyl-6''-O-chloroacetyl)glucopyranoside

There total 4 articles about 5,7,4'-tri-O-acetyloxy-flavone-3-O-β-D-(2'',3'',4''-tri-O-acetyl-6''-O-chloroacetyl)glucopyranoside 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: 88.0%

acetic anhydride (108-24-7) + Chloro-acetic acid (2R,3R,4S,5R,6S)-3,4,5-triacetoxy-6-[5,7-dihydroxy-2-(4-hydroxy-phenyl)-4-oxo-4H-chromen-3-yloxy]-tetrahydro-pyran-2-ylmethyl ester (80065-90-3) → 5,7,4'-tri-O-acetyloxy-flavone-3-O-β-D-(2'',3'',4''-tri-O-acetyl-6''-O-chloroacetyl)glucopyranoside (80065-91-4)

Guidance literature:

With pyridine;

DOI:10.1002/hlca.19810640630

Reference yield:

2,3,4-tri-O-acetyl-6-O-chloroacetyl-α-D-glucopyranosyl bromide (43014-60-4) → 5,7,4'-tri-O-acetyloxy-flavone-3-O-β-D-(2'',3'',4''-tri-O-acetyl-6''-O-chloroacetyl)glucopyranoside (80065-91-4)

Guidance literature:

Multi-step reaction with 3 steps

1: 54 percent / pyridine, Drierite, Ag₂CO₃ / 3 h

2: 90 percent / H₂ / ethanol

3: 88 percent / pyridine

With pyridine; calcium sulfate; hydrogen; silver carbonate; In ethanol;

DOI:10.1002/hlca.19810640630

Reference yield:

4',7-di-O-benzyl-kaempferol (30652-27-8) → 5,7,4'-tri-O-acetyloxy-flavone-3-O-β-D-(2'',3'',4''-tri-O-acetyl-6''-O-chloroacetyl)glucopyranoside (80065-91-4)

Guidance literature:

Multi-step reaction with 3 steps

1: 54 percent / pyridine, Drierite, Ag₂CO₃ / 3 h

2: 90 percent / H₂ / ethanol

3: 88 percent / pyridine

With pyridine; calcium sulfate; hydrogen; silver carbonate; In ethanol;

DOI:10.1002/hlca.19810640630

upstream raw materials:

acetic anhydride

Chloro-acetic acid (2R,3R,4S,5R,6S)-3,4,5-triacetoxy-6-[5,7-dihydroxy-2-(4-hydroxy-phenyl)-4-oxo-4H-chromen-3-yloxy]-tetrahydro-pyran-2-ylmethyl ester

2,3,4-tri-O-acetyl-6-O-chloroacetyl-α-D-glucopyranosyl bromide

4',7-di-O-benzyl-kaempferol

Downstream raw materials:

5,7,4'-tri-O-acetyloxy-flavone-3-O-β-D-(2'',3'',4''-tri-O-acetyl)glucopyranoside

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