(2S,3S,4R)-2-hydroxy-3,4-O-isopropylideneoctadecyl-2,3-di-O-benzyl-4,6-O-benzylidene-α-D-galactopyranoside

Base Information

Chemical Name:(2S,3S,4R)-2-hydroxy-3,4-O-isopropylideneoctadecyl-2,3-di-O-benzyl-4,6-O-benzylidene-α-D-galactopyranoside
CAS No.:1215176-85-4
Molecular Formula:C₄₈H₆₈O₉
Molecular Weight:789.063
Hs Code.:

Synonyms:(2S,3S,4R)-2-hydroxy-3,4-O-isopropylideneoctadecyl-2,3-di-O-benzyl-4,6-O-benzylidene-α-D-galactopyranoside

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (2S,3S,4R)-2-hydroxy-3,4-O-isopropylideneoctadecyl-2,3-di-O-benzyl-4,6-O-benzylidene-α-D-galactopyranoside

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Technology Process of (2S,3S,4R)-2-hydroxy-3,4-O-isopropylideneoctadecyl-2,3-di-O-benzyl-4,6-O-benzylidene-α-D-galactopyranoside

There total 4 articles about (2S,3S,4R)-2-hydroxy-3,4-O-isopropylideneoctadecyl-2,3-di-O-benzyl-4,6-O-benzylidene-α-D-galactopyranoside 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:

: 1215176-72-9
(2S,3S,4R,5EZ)-1-tert-butyldimethylsilyloxy-3,4-O-isopropylidene-5-octadecen-2-ol

: 1215176-85-4
(2S,3S,4R)-2-hydroxy-3,4-O-isopropylideneoctadecyl-2,3-di-O-benzyl-4,6-O-benzylidene-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1.1: hydrogen / palladium hydroxide on carbon / ethyl acetate / 1 h / 20 °C

2.1: 2,6-dimethylpyridine / dichloromethane / 1 h / 20 °C

3.1: pyridine; pyridine hydrofluoride / tetrahydrofuran / 4 h / 0 - 20 °C

4.1: dichloromethane / 0.5 h / 20 °C / Molecular sieves 4 ?

4.2: 2.5 h / 0 - 20 °C

5.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.83 h / 20 °C

With pyridine; 2,6-dimethylpyridine; pyridine hydrofluoride; tetrabutyl ammonium fluoride; hydrogen; palladium hydroxide on carbon; In tetrahydrofuran; dichloromethane; ethyl acetate;

Reference yield:

: 1215176-78-5
(2S)-2-(tert-butyldimethylsilyloxy)-1-((4S,5S)-2,2-dimethyl-5-tetradecyl-1,3-dioxolan-4-yl)ethanol

: 1215176-85-4
(2S,3S,4R)-2-hydroxy-3,4-O-isopropylideneoctadecyl-2,3-di-O-benzyl-4,6-O-benzylidene-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1.1: 2,6-dimethylpyridine / dichloromethane / 1 h / 20 °C

2.1: pyridine; pyridine hydrofluoride / tetrahydrofuran / 4 h / 0 - 20 °C

3.1: dichloromethane / 0.5 h / 20 °C / Molecular sieves 4 ?

3.2: 2.5 h / 0 - 20 °C

4.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.83 h / 20 °C

With pyridine; 2,6-dimethylpyridine; pyridine hydrofluoride; tetrabutyl ammonium fluoride; In tetrahydrofuran; dichloromethane;

Reference yield:

: 1215176-79-6
(2S,3R,4R)-1,2-di-tert-butyldimethylsilyloxy-3,4-O-isopropylidene-octadecane

: 1215176-85-4
(2S,3S,4R)-2-hydroxy-3,4-O-isopropylideneoctadecyl-2,3-di-O-benzyl-4,6-O-benzylidene-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1.1: pyridine; pyridine hydrofluoride / tetrahydrofuran / 4 h / 0 - 20 °C

2.1: dichloromethane / 0.5 h / 20 °C / Molecular sieves 4 ?

2.2: 2.5 h / 0 - 20 °C

3.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.83 h / 20 °C

With pyridine; pyridine hydrofluoride; tetrabutyl ammonium fluoride; In tetrahydrofuran; dichloromethane;