(4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-4,6-dimethyl-1-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptan-1-one

Base Information

• Chemical Name: (4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-4,6-dimethyl-1-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptan-1-one
• CAS No.: 132969-66-5
• Molecular Formula: C₃₅H₅₈O₆Si₂
• Molecular Weight: 631.013
• Mol file: 132969-66-5.mol

Synonyms:

Chemical Property of (4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-4,6-dimethyl-1-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptan-1-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-4,6-dimethyl-1-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptan-1-one

There total 6 articles about (4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-4,6-dimethyl-1-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptan-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:

(2S,3R,4S)-5-[(4-methoxybenzyl)oxy]-2,4-dimethylpentane-1,3-diol (133007-95-1) → (4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-4,6-dimethyl-1-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptan-1-one (132969-66-5)

Guidance literature:

Multi-step reaction with 4 steps

1: Et₃N / CH₂Cl₂

2: NaI / acetone

3: 2,6-lutidine

4: 2) pH 4 buffer / 1) THF, HMPA 2) 4h, 25 deg C

With 2,6-dimethylpyridine; pH 4 buffer; triethylamine; sodium iodide; In dichloromethane; acetone;

DOI:10.1016/S0040-4039(00)97305-2

Reference yield:

methyl (2R,3S,4S)-2,4-dimethyl-3-hydroxy-5-(4-methoxybenzyloxy)pentanoate (496035-49-5) → (4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-4,6-dimethyl-1-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptan-1-one (132969-66-5)

Guidance literature:

Multi-step reaction with 5 steps

1: DIBAl-H

2: Et₃N / CH₂Cl₂

3: NaI / acetone

4: 2,6-lutidine

5: 2) pH 4 buffer / 1) THF, HMPA 2) 4h, 25 deg C

With 2,6-dimethylpyridine; pH 4 buffer; diisobutylaluminium hydride; triethylamine; sodium iodide; In dichloromethane; acetone;

DOI:10.1016/S0040-4039(00)97305-2

Reference yield:

Methanesulfonic acid (2S,3S,4S)-3-hydroxy-5-(4-methoxy-benzyloxy)-2,4-dimethyl-pentyl ester → (4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-4,6-dimethyl-1-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptan-1-one (132969-66-5)

Guidance literature:

Multi-step reaction with 3 steps

1: NaI / acetone

2: 2,6-lutidine

3: 2) pH 4 buffer / 1) THF, HMPA 2) 4h, 25 deg C

With 2,6-dimethylpyridine; pH 4 buffer; sodium iodide; In acetone;

DOI:10.1016/S0040-4039(00)97305-2

upstream raw materials:

tert-Butyl-[(1S,2S)-1-((R)-2-iodo-1-methyl-ethyl)-3-(4-methoxy-benzyloxy)-2-methyl-propoxy]-dimethyl-silane

C₂₀H₃₂NO₂Si^(1-)*Li⁽¹⁺⁾

t-butyldimethylsiyl triflate

(2S,3R,4S)-5-[(4-methoxybenzyl)oxy]-2,4-dimethylpentane-1,3-diol

Downstream raw materials:

(2R,8S,9R,10S,13S)-9-(tert-Butyl-dimethyl-silanyloxy)-7-hydroxy-13-methoxy-1-(4-methoxy-benzyloxy)-2,4,4,8,10-pentamethyl-13-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-tridecan-5-one

(2R,3R,4S,7S)-3-(tert-Butyl-dimethyl-silanyloxy)-7-methoxy-2,4-dimethyl-7-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptanal

(2S,3R,4S,7S)-3-(tert-Butyl-dimethyl-silanyloxy)-7-methoxy-2,4-dimethyl-7-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptan-1-ol

(1S,4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-4,6-dimethyl-1-[3-(2-trimethylsilanyl-ethoxymethoxy)-phenyl]-heptan-1-ol