(2S,3R)-3-Benzyloxymethoxy-5,5-diethoxy-2-methyl-2-(4-methyl-pent-3-enyl)-tetrahydro-pyran

Base Information

• Chemical Name: (2S,3R)-3-Benzyloxymethoxy-5,5-diethoxy-2-methyl-2-(4-methyl-pent-3-enyl)-tetrahydro-pyran
• CAS No.: 90432-53-4
• Molecular Formula: C₂₄H₃₈O₅
• Molecular Weight: 406.563
• Mol file: 90432-53-4.mol

Synonyms:(2S,3R)-3-Benzyloxymethoxy-5,5-diethoxy-2-methyl-2-(4-methyl-pent-3-enyl)-tetrahydro-pyran

Chemical Property of (2S,3R)-3-Benzyloxymethoxy-5,5-diethoxy-2-methyl-2-(4-methyl-pent-3-enyl)-tetrahydro-pyran

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2S,3R)-3-Benzyloxymethoxy-5,5-diethoxy-2-methyl-2-(4-methyl-pent-3-enyl)-tetrahydro-pyran

There total 4 articles about (2S,3R)-3-Benzyloxymethoxy-5,5-diethoxy-2-methyl-2-(4-methyl-pent-3-enyl)-tetrahydro-pyran 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:

(2R,3S)-linaloal oxide silyl ether → (2S,3R)-3-Benzyloxymethoxy-5,5-diethoxy-2-methyl-2-(4-methyl-pent-3-enyl)-tetrahydro-pyran (90432-53-4)

Guidance literature:

Multi-step reaction with 3 steps

1: 85 percent / BF₃*Et₂O / tetrahydrofuran; hexane / 0.05 h / -78 °C

2: 80 percent

3: 1.) NBS; 2.) Bu₄NF, KH / 2.) THF

With N-Bromosuccinimide; boron trifluoride diethyl etherate; tetrabutyl ammonium fluoride; potassium hydride; In tetrahydrofuran; hexane;

DOI:10.1021/ja00324a060

Reference yield:

Benzyloxymethyl chloride (3587-60-8) → (2S,3R)-3-Benzyloxymethoxy-5,5-diethoxy-2-methyl-2-(4-methyl-pent-3-enyl)-tetrahydro-pyran (90432-53-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 80 percent

2: 1.) NBS; 2.) Bu₄NF, KH / 2.) THF

With N-Bromosuccinimide; tetrabutyl ammonium fluoride; potassium hydride;

DOI:10.1021/ja00324a060

Reference yield:

(4R,5S)-2-Ethoxy-5,9-dimethyl-5-(methyl-diphenyl-silanyloxy)-deca-1,8-dien-4-ol (90432-52-3) → (2S,3R)-3-Benzyloxymethoxy-5,5-diethoxy-2-methyl-2-(4-methyl-pent-3-enyl)-tetrahydro-pyran (90432-53-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 80 percent

2: 1.) NBS; 2.) Bu₄NF, KH / 2.) THF

With N-Bromosuccinimide; tetrabutyl ammonium fluoride; potassium hydride;

DOI:10.1021/ja00324a060

upstream raw materials:

ethanol

Benzyloxymethyl chloride

(4R,5S)-2-Ethoxy-5,9-dimethyl-5-(methyl-diphenyl-silanyloxy)-deca-1,8-dien-4-ol