4-hydroxy-6-[2-(4-hydroxy-phenyl)ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one

Base Information

• Chemical Name: 4-hydroxy-6-[2-(4-hydroxy-phenyl)ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one
• CAS No.: 207736-87-6
• Molecular Formula: C₁₆H₂₀O₄
• Molecular Weight: 276.332

Synonyms:4-hydroxy-6-[2-(4-hydroxy-phenyl)ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one

Chemical Property of 4-hydroxy-6-[2-(4-hydroxy-phenyl)ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one

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Technology Process of 4-hydroxy-6-[2-(4-hydroxy-phenyl)ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one

There total 1 articles about 4-hydroxy-6-[2-(4-hydroxy-phenyl)ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one 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:

1-(4-hydroxyphenyl)-4-methylpentan-3-one (66422-87-5) + acetoacetic acid methyl ester (105-45-3) → 4-hydroxy-6-[2-(4-hydroxy-phenyl)ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one (207736-87-6)

Guidance literature:

With sodium hydroxide; n-butyllithium; sodium hydride;

DOI:10.1021/jm970522y

Reference yield: 86.0%

4-hydroxy-6-[2-(4-hydroxy-phenyl)ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one (207736-87-6) + toluene-4-thiosulfonic acid S-(2-tert-butyl-4-dimethylsulfamoyloxy-5-methyl-phenyl) ester (207737-20-0) → dimethyl-sulfamic acid 5-tert-butyl-4-{4-hydroxy-6-[2-(4-hydroxy-phenyl)-ethyl]-6-isopropyl-2-oxo-5,6-dihydro-2H-pyran-3-ylsulfanyl}-2-methyl-phenyl ester (249728-17-4)

Guidance literature:

With potassium carbonate; In N,N-dimethyl-formamide; at 20 ℃;

DOI:10.1021/jm990281p

Reference yield: 86.0%

4-hydroxy-6-[2-(4-hydroxy-phenyl)ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one (207736-87-6) + pyridine-2-sulfonic acid 5-tert-butyl-2-methyl-4-(toluene-4-sulfonylsulfanyl)-phenyl ester (263843-25-0) → pyridine-2-sulfonic acid 5-tert-butyl-4-{4-hydroxy-6-[2-(4-hydroxy-phenyl)-ethyl]-6-isopropyl-2-oxo-5,6-dihydro-2H-pyran-3-ylsulfanyl}-2-methyl-phenyl ester

Guidance literature:

With potassium carbonate; In N,N-dimethyl-formamide; at 20 ℃;

DOI:10.1021/jm990281p

upstream raw materials:

1-(4-hydroxyphenyl)-4-methylpentan-3-one

acetoacetic acid methyl ester

Downstream raw materials:

3-[2-tert-Butyl-4-hydroxymethyl-5-methyl-phenylsulfanyl]-4-hydroxy-6-[2-(4-hydroxy-phenyl)-ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one

dimethyl-sulfamic acid 5-tert-butyl-4-{4-hydroxy-6-[2-(4-hydroxy-phenyl)-ethyl]-6-isopropyl-2-oxo-5,6-dihydro-2H-pyran-3-ylsulfanyl}-2-methyl-phenyl ester

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