(2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-(terttertbutyldimethylsilyloxy)-2-methylhexan-1-one

Base Information

• Chemical Name: (2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-(terttertbutyldimethylsilyloxy)-2-methylhexan-1-one
• CAS No.: 1262206-04-1
• Molecular Formula: C₃₀H₄₃NO₃S₂Si
• Molecular Weight: 557.894
• Mol file: 1262206-04-1.mol

Synonyms:(2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-(terttertbutyldimethylsilyloxy)-2-methylhexan-1-one

Chemical Property of (2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-(terttertbutyldimethylsilyloxy)-2-methylhexan-1-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-(terttertbutyldimethylsilyloxy)-2-methylhexan-1-one

There total 5 articles about (2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-(terttertbutyldimethylsilyloxy)-2-methylhexan-1-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: 92.0%

(2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-hydroxy-2-methylhexan-1-one (1262206-03-0) + t-butyldimethylsiyl triflate (69739-34-0) → (2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-(terttertbutyldimethylsilyloxy)-2-methylhexan-1-one (1262206-04-1)

Guidance literature:

With 2,6-dimethylpyridine; In dichloromethane; at 0 - 20 ℃; Inert atmosphere;

DOI:10.1021/ol102658d

Reference yield:

4-benzyloxybutanal (5470-84-8) + (S)-3-propanoyl-4-benzyl-1,3-thiazolidine-2-thione (263764-23-4,863324-53-2) → (2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-(terttertbutyldimethylsilyloxy)-2-methylhexan-1-one (1262206-04-1)

Guidance literature:

Multi-step reaction with 2 steps

1.1: titanium tetrachloride / dichloromethane / 0.25 h / -15 °C / Inert atmosphere

1.2: 0.5 h / -15 °C / Inert atmosphere

1.3: 1 h / -15 °C / Inert atmosphere

2.1: 2,6-dimethylpyridine / dichloromethane / 0 - 20 °C / Inert atmosphere

With 2,6-dimethylpyridine; titanium tetrachloride; In dichloromethane;

DOI:10.1021/ol102658d

Reference yield:

4-benzyloxybutanal (5470-84-8) → (2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-(terttertbutyldimethylsilyloxy)-2-methylhexan-1-one (1262206-04-1)

Guidance literature:

Multi-step reaction with 2 steps

1.1: titanium tetrachloride / dichloromethane / -15 °C

1.2: 0.5 h / -15 °C

1.3: 1 h / -15 °C

2.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 1 h / 0 °C

With titanium tetrachloride; N-ethyl-N,N-diisopropylamine; In dichloromethane;

DOI:10.1016/j.tetlet.2013.01.134

upstream raw materials:

(2R,3S)-1-((S)-4-benzyl-2-thioxothiazolidin-3-yl)-6-(benzyloxy)-3-hydroxy-2-methylhexan-1-one

t-butyldimethylsiyl triflate

4-benzyloxybutanal

(S)-3-propanoyl-4-benzyl-1,3-thiazolidine-2-thione

Downstream raw materials:

ethyl 2-((2R,3S,5S,6S)-6-(3-(benzyloxy)propyl)-3-hydroxy-5-methyltetrahydro-2H-pyran-2-yl)acetate

(4S,5S,E)-ethyl 8-(benzyloxy)-5-(tert-butyldimethylsilyloxy)-4-methyloct-2-enoate

(4S,5S,E)-8-(benzyloxy)-5-(tert-butyldimethylsilyloxy)-4-methyloct-2-en-1-ol

(4S,5S)-8-(benzyloxy)-5-(tert-butyldimethylsilyloxy)-4-methyloctanal