(2RS,5S)-5-(tert-butyldiphenylsilyloxymethyl)-2-(but-3-yn-1-oxy)tetrahydrofuran

Base Information

• Chemical Name: (2RS,5S)-5-(tert-butyldiphenylsilyloxymethyl)-2-(but-3-yn-1-oxy)tetrahydrofuran
• CAS No.: 433213-65-1
• Molecular Formula: C₂₅H₃₂O₃Si
• Molecular Weight: 408.613
• Mol file: 433213-65-1.mol

Synonyms:(2RS,5S)-5-(tert-butyldiphenylsilyloxymethyl)-2-(but-3-yn-1-oxy)tetrahydrofuran

Chemical Property of (2RS,5S)-5-(tert-butyldiphenylsilyloxymethyl)-2-(but-3-yn-1-oxy)tetrahydrofuran

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2RS,5S)-5-(tert-butyldiphenylsilyloxymethyl)-2-(but-3-yn-1-oxy)tetrahydrofuran

There total 2 articles about (2RS,5S)-5-(tert-butyldiphenylsilyloxymethyl)-2-(but-3-yn-1-oxy)tetrahydrofuran 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: 95.0%

(2R/S,5S)-5-(tert-butyldiphenylsilyloxymethyl)tetrahydrofuran-2-ol (201472-26-6) + 3-Butyn-1-ol (927-74-2) → (2RS,5S)-5-(tert-butyldiphenylsilyloxymethyl)-2-(but-3-yn-1-oxy)tetrahydrofuran (433213-65-1)

Guidance literature:

With Amberlyst A-15; In benzene; at 80 ℃; for 0.25h;

Reference yield:

(S)-1-((tert-butyldiphenylsilyl)oxy)hex-5-en-2-ol (313963-29-0) → (2RS,5S)-5-(tert-butyldiphenylsilyloxymethyl)-2-(but-3-yn-1-oxy)tetrahydrofuran (433213-65-1)

Guidance literature:

Multi-step reaction with 2 steps

1.1: O₃; NaHCO₃ / CH₂Cl₂ / 0.33 h / -78 °C

1.2: 93 percent / PPh₃ / CH₂Cl₂ / -78 - 20 °C

2.1: 95 percent / Amberlyst A-15 / benzene / 0.25 h / 80 °C

With Amberlyst A-15; sodium hydrogencarbonate; ozone; In dichloromethane; benzene;

Reference yield: 75.0%

(2RS,5S)-5-(tert-butyldiphenylsilyloxymethyl)-2-(but-3-yn-1-oxy)tetrahydrofuran (433213-65-1) → (2S,5RS)-2-(tert-butyldiphenylsilyloxymethyl)-5-(1-hydroxybut-3-ynyl)tetrahydrofuran

Guidance literature:

(2RS,5S)-5-(tert-butyldiphenylsilyloxymethyl)-2-(but-3-yn-1-oxy)tetrahydrofuran; With n-butyllithium; In tetrahydrofuran; at -78 ℃; for 0.5h;

With tributyltin chloride; In tetrahydrofuran; at -78 - 20 ℃; for 0.5h;

With boron trifluoride diethyl etherate; In dichloromethane; at -10 ℃; for 0.0833333h; Further stages.;

DOI:10.1039/b316858a

upstream raw materials:

(2R/S,5S)-5-(tert-butyldiphenylsilyloxymethyl)tetrahydrofuran-2-ol

3-Butyn-1-ol

(S)-1-((tert-butyldiphenylsilyl)oxy)hex-5-en-2-ol