(2S,3R,4R,5R)-2,3,4-Tris-benzyloxy-5-(tetrahydro-pyran-2-yloxy)-7-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-heptan-1-ol

Base Information

Chemical Name:(2S,3R,4R,5R)-2,3,4-Tris-benzyloxy-5-(tetrahydro-pyran-2-yloxy)-7-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-heptan-1-ol
CAS No.:139195-36-1
Molecular Formula:C₆₇H₇₆O₁₁
Molecular Weight:1057.33
Hs Code.:

(2S,3R,4R,5R)-2,3,4-Tris-benzyloxy-5-(tetrahydro-pyran-2-yloxy)-7-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-heptan-1-ol

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Chemical Property of (2S,3R,4R,5R)-2,3,4-Tris-benzyloxy-5-(tetrahydro-pyran-2-yloxy)-7-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-heptan-1-ol

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Technology Process of (2S,3R,4R,5R)-2,3,4-Tris-benzyloxy-5-(tetrahydro-pyran-2-yloxy)-7-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-heptan-1-ol

There total 7 articles about (2S,3R,4R,5R)-2,3,4-Tris-benzyloxy-5-(tetrahydro-pyran-2-yloxy)-7-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-heptan-1-ol 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: 97.0%

: tert-Butyl-diphenyl-[(2S,3R,4R,5R)-2,3,4-tris-benzyloxy-5-(tetrahydro-pyran-2-yloxy)-7-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-heptyloxy]-silane

: 139195-36-1,139242-05-0
(2S,3R,4R,5R)-2,3,4-Tris-benzyloxy-5-(tetrahydro-pyran-2-yloxy)-7-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-heptan-1-ol

Guidance literature:: With tetrabutyl ammonium fluoride; In tetrahydrofuran; Ambient temperature;
DOI:10.1021/jo00022a039

Reference yield:

: 110316-55-7
(2R,3R,4R,5S,6R)-3,4,5-Tris-benzyloxy-2-benzyloxymethyl-6-((Z)-2-iodo-vinyl)-tetrahydro-pyran

: 139195-36-1,139242-05-0
(2S,3R,4R,5R)-2,3,4-Tris-benzyloxy-5-(tetrahydro-pyran-2-yloxy)-7-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-heptan-1-ol

Guidance literature:: Multi-step reaction with 4 steps

1: NiCl₂, CrCl₂ / dimethylsulfoxide / Ambient temperature

2: H₂ / Pt/Al₂O₃ / ethyl acetate / Ambient temperature

3: pyridinium p-toluenesulfonate (PPTS) / CH₂Cl₂ / Ambient temperature

4: (n-Bu)4NF / tetrahydrofuran / Ambient temperature

With chromium dichloride; tetrabutyl ammonium fluoride; hydrogen; pyridinium p-toluenesulfonate; nickel dichloride; Pt/Al₂O₃; In tetrahydrofuran; dichloromethane; dimethyl sulfoxide; ethyl acetate;
DOI:10.1021/jo00230a039

Reference yield:

: 110316-57-9
(Z)-(3R,4R,5R,6S)-4,5,6-Tris-benzyloxy-7-(tert-butyl-dimethyl-silanyloxy)-1-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-hept-1-en-3-ol

: 139195-36-1,139242-05-0
(2S,3R,4R,5R)-2,3,4-Tris-benzyloxy-5-(tetrahydro-pyran-2-yloxy)-7-((2R,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-heptan-1-ol

Guidance literature:: Multi-step reaction with 3 steps

1: H₂ / Pt/Al₂O₃ / ethyl acetate / Ambient temperature

2: pyridinium p-toluenesulfonate (PPTS) / CH₂Cl₂ / Ambient temperature

3: (n-Bu)4NF / tetrahydrofuran / Ambient temperature

With tetrabutyl ammonium fluoride; hydrogen; pyridinium p-toluenesulfonate; Pt/Al₂O₃; In tetrahydrofuran; dichloromethane; ethyl acetate;
DOI:10.1021/jo00230a039