(2S,3R,4R,5S)-3-Benzyloxy-5-benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptanal

Base Information

Chemical Name:(2S,3R,4R,5S)-3-Benzyloxy-5-benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptanal
CAS No.:374752-81-5
Molecular Formula:C₃₂H₄₀O₆
Molecular Weight:520.666
Hs Code.:

Synonyms:(2S,3R,4R,5S)-3-Benzyloxy-5-benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptanal

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Chemical Property of (2S,3R,4R,5S)-3-Benzyloxy-5-benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptanal

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Technology Process of (2S,3R,4R,5S)-3-Benzyloxy-5-benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptanal

There total 10 articles about (2S,3R,4R,5S)-3-Benzyloxy-5-benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptanal 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: 96.0%

: 482626-37-9
(2R,3S,4R,5S)-3-Benzyloxy-5-benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptan-1-ol

: 374752-81-5
(2S,3R,4R,5S)-3-Benzyloxy-5-benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptanal

Guidance literature:: With sulfur trioxide pyridine complex; triethylamine; In dichloromethane; dimethyl sulfoxide; at 20 ℃; for 3h;
DOI:10.1021/ja0279646

Reference yield:

: 482626-36-8
(2R,3S,4S,5S)-5-Benzyloxymethoxy-1-(tert-butyl-dimethyl-silanyloxy)-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptan-3-ol

: 374752-81-5
(2S,3R,4R,5S)-3-Benzyloxy-5-benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptanal

Guidance literature:: Multi-step reaction with 3 steps

1: 93 percent / NaHMDS / tetrahydrofuran; dimethylformamide / 1 h / 20 °C

2: 93 percent / tetrabutylammonium fluoride / tetrahydrofuran / 8 h / 20 °C

3: 96 percent / triethylamine; sulfur trioxide pyridine complex / dimethylsulfoxide; CH₂Cl₂ / 3 h / 20 °C

With tetrabutyl ammonium fluoride; sodium hexamethyldisilazane; sulfur trioxide pyridine complex; triethylamine; In tetrahydrofuran; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide;
DOI:10.1021/ja0279646

Reference yield:

: 482626-35-7
(2R,3S,4S,5S)-5-Benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptane-1,3-diol

: 374752-81-5
(2S,3R,4R,5S)-3-Benzyloxy-5-benzyloxymethoxy-7-(4-methoxy-benzyloxy)-2,4-dimethyl-heptanal

Guidance literature:: Multi-step reaction with 4 steps

1: 100 percent / imidazole / CH₂Cl₂ / 1 h / 0 °C

2: 93 percent / NaHMDS / tetrahydrofuran; dimethylformamide / 1 h / 20 °C

3: 93 percent / tetrabutylammonium fluoride / tetrahydrofuran / 8 h / 20 °C

4: 96 percent / triethylamine; sulfur trioxide pyridine complex / dimethylsulfoxide; CH₂Cl₂ / 3 h / 20 °C

With 1H-imidazole; tetrabutyl ammonium fluoride; sodium hexamethyldisilazane; sulfur trioxide pyridine complex; triethylamine; In tetrahydrofuran; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide;
DOI:10.1021/ja0279646