2-((R)-6,7-Dimethoxy-4-oxo-chroman-3-yloxy)-6-hydroxy-4-methoxy-benzaldehyde

Base Information

Chemical Name:2-((R)-6,7-Dimethoxy-4-oxo-chroman-3-yloxy)-6-hydroxy-4-methoxy-benzaldehyde
CAS No.:909094-16-2
Molecular Formula:C₁₉H₁₈O₈
Molecular Weight:374.347
Hs Code.:

Synonyms:2-((R)-6,7-Dimethoxy-4-oxo-chroman-3-yloxy)-6-hydroxy-4-methoxy-benzaldehyde

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Chemical Property of 2-((R)-6,7-Dimethoxy-4-oxo-chroman-3-yloxy)-6-hydroxy-4-methoxy-benzaldehyde

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Technology Process of 2-((R)-6,7-Dimethoxy-4-oxo-chroman-3-yloxy)-6-hydroxy-4-methoxy-benzaldehyde

There total 7 articles about 2-((R)-6,7-Dimethoxy-4-oxo-chroman-3-yloxy)-6-hydroxy-4-methoxy-benzaldehyde 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: 87.0%

: Trifluoro-acetic acid (S)-6,7-dimethoxy-4-oxo-chroman-3-yl ester

: 80832-58-2
2,6-dihydroxy-4-methoxybenzaldehyde

: 909094-16-2
2-((R)-6,7-Dimethoxy-4-oxo-chroman-3-yloxy)-6-hydroxy-4-methoxy-benzaldehyde

Guidance literature:: With 18-crown-6 ether; potassium carbonate; In acetonitrile;
DOI:10.1016/j.tetlet.2006.05.188

Reference yield: 67.0%

: 909094-14-0
Methanesulfonic acid (S)-6,7-dimethoxy-4-oxo-chroman-3-yl ester

: 80832-58-2
2,6-dihydroxy-4-methoxybenzaldehyde

: 909094-16-2
2-((R)-6,7-Dimethoxy-4-oxo-chroman-3-yloxy)-6-hydroxy-4-methoxy-benzaldehyde

Guidance literature:: With 18-crown-6 ether; potassium carbonate; In acetonitrile;
DOI:10.1016/j.tetlet.2006.05.188

Reference yield:

: 2033-89-8
3,4-dimethoxyphenol

: 909094-16-2
2-((R)-6,7-Dimethoxy-4-oxo-chroman-3-yloxy)-6-hydroxy-4-methoxy-benzaldehyde

Guidance literature:: Multi-step reaction with 6 steps

1: 100 percent / K₂CO₃; KI / acetone / 20 °C

2: 75 percent / PtCl₂ / toluene / 55 °C

3: 92 percent / AD-mix-α; t-BuOH; MeSO2NH2 / H2O

4: 88 percent / IBX / ethyl acetate / 70 °C

5: 82 percent / DMAP / CH₂Cl₂; pyridine

6: 67 percent / K₂CO₃; 18-crown-6 / acetonitrile

With dmap; AD-mix-α; 18-crown-6 ether; methanesulfonamide; potassium carbonate; potassium iodide; tert-butyl alcohol; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; platinum(II) chloride; In pyridine; dichloromethane; water; ethyl acetate; acetone; toluene; acetonitrile; 3: Sharpless reaction;
DOI:10.1016/j.tetlet.2006.05.188