6-[3-(1-benzyloxy-6,7-methylenedioxynaphthyl)]-2-hydroxy-3-methoxybenzoic acid

Base Information

• Chemical Name: 6-[3-(1-benzyloxy-6,7-methylenedioxynaphthyl)]-2-hydroxy-3-methoxybenzoic acid
• CAS No.: 628328-73-4
• Molecular Formula: C₂₆H₂₀O₇
• Molecular Weight: 444.441

Synonyms:6-[3-(1-benzyloxy-6,7-methylenedioxynaphthyl)]-2-hydroxy-3-methoxybenzoic acid

Chemical Property of 6-[3-(1-benzyloxy-6,7-methylenedioxynaphthyl)]-2-hydroxy-3-methoxybenzoic acid

Chemical Property:

Purity/Quality:

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Technology Process of 6-[3-(1-benzyloxy-6,7-methylenedioxynaphthyl)]-2-hydroxy-3-methoxybenzoic acid

There total 4 articles about 6-[3-(1-benzyloxy-6,7-methylenedioxynaphthyl)]-2-hydroxy-3-methoxybenzoic acid 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: 100.0%

1-benzyloxy-3-[4-(2-hydroxy-7-methoxy-2-methyl-3-oxo-2,3-dihydrobenzo[b]furanyl)]-6,7-methylenedioxynaphthalene (628328-72-3) → 6-[3-(1-benzyloxy-6,7-methylenedioxynaphthyl)]-2-hydroxy-3-methoxybenzoic acid (628328-73-4)

Guidance literature:

1-benzyloxy-3-[4-(2-hydroxy-7-methoxy-2-methyl-3-oxo-2,3-dihydrobenzo[b]furanyl)]-6,7-methylenedioxynaphthalene; With periodic acid; In 1,4-dioxane; at 20 ℃; for 24h;

With sodium hydroxide; In 1,4-dioxane; at 20 ℃; for 4h; Further stages.;

DOI:10.1039/b304216m

Reference yield:

benzyl bromide (100-39-0) → 6-[3-(1-benzyloxy-6,7-methylenedioxynaphthyl)]-2-hydroxy-3-methoxybenzoic acid (628328-73-4)

Guidance literature:

Multi-step reaction with 3 steps

1.1: 91 percent / K₂CO₃ / dimethylformamide / 2 h / 50 °C

2.1: 92 percent / OsO₄; pyridine / 3 h / 30 °C

3.1: aq. HIO₄ / dioxane / 24 h / 20 °C

3.2: 100 percent / aq. NaOH / dioxane / 4 h / 20 °C

With pyridine; osmium(VIII) oxide; potassium carbonate; periodic acid; In 1,4-dioxane; N,N-dimethyl-formamide;

DOI:10.1039/b304216m

Reference yield:

3-<4-(7-methoxy-2-methylbenzofuranyl)>-6,7-(methylenedioxy)-1-naphthol (176095-55-9) → 6-[3-(1-benzyloxy-6,7-methylenedioxynaphthyl)]-2-hydroxy-3-methoxybenzoic acid (628328-73-4)

Guidance literature:

Multi-step reaction with 3 steps

1.1: 91 percent / K₂CO₃ / dimethylformamide / 2 h / 50 °C

2.1: 92 percent / OsO₄; pyridine / 3 h / 30 °C

3.1: aq. HIO₄ / dioxane / 24 h / 20 °C

3.2: 100 percent / aq. NaOH / dioxane / 4 h / 20 °C

With pyridine; osmium(VIII) oxide; potassium carbonate; periodic acid; In 1,4-dioxane; N,N-dimethyl-formamide;

DOI:10.1039/b304216m

upstream raw materials:

1-benzyloxy-3-[4-(2-hydroxy-7-methoxy-2-methyl-3-oxo-2,3-dihydrobenzo[b]furanyl)]-6,7-methylenedioxynaphthalene

benzyl bromide

3-<4-(7-methoxy-2-methylbenzofuranyl)>-6,7-(methylenedioxy)-1-naphthol

1-benzyloxy-3-[4-(7-methoxy-2-methylbenzo[b]furanyl)]-6,7-methylenedioxynaphthalene

Downstream raw materials:

methyl 6-[3-(1-benzyloxy-6,7-methylenedioxynaphthyl)]-2,3-dimethoxybenzoate

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