3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran-2-ol

Base Information

• Chemical Name: 3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran-2-ol
• CAS No.: 886228-77-9
• Molecular Formula: C₂₂H₁₉F₇O₃
• Molecular Weight: 464.38

Synonyms:3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran-2-ol

Chemical Property of 3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran-2-ol

Chemical Property:

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Technology Process of 3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran-2-ol

There total 2 articles about 3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran-2-ol 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%

3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran-2-one → 3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran-2-ol (886228-77-9)

Guidance literature:

With diisobutylaluminium hydride; In dichloromethane; at -78 ℃;

DOI:10.1055/s-2006-932489

Reference yield:

2-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(tert-butyl-dimethyl-silanyloxymethyl)-3-(4-fluoro-phenyl)-1-morpholin-4-yl-pent-4-en-1-one (886228-67-7) → 3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran-2-ol (886228-77-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 71 percent / p-TSA / methanol; toluene

2: 100 percent / DIBAL-H / CH₂Cl₂ / -78 °C

With diisobutylaluminium hydride; toluene-4-sulfonic acid; In methanol; dichloromethane; toluene;

DOI:10.1055/s-2006-932489

Reference yield: 93.0%

3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran-2-ol (886228-77-9) → 3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran (886228-68-8)

Guidance literature:

With triethylsilane; boron trifluoride diethyl etherate; In dichloromethane;

DOI:10.1055/s-2006-932489

upstream raw materials:

2-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(tert-butyl-dimethyl-silanyloxymethyl)-3-(4-fluoro-phenyl)-1-morpholin-4-yl-pent-4-en-1-one

Downstream raw materials:

3-[1-(3,5-bis-trifluoromethyl-phenyl)-ethoxy]-4-(4-fluoro-phenyl)-5-methylene-tetrahydro-pyran

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