((2R,3R,4R,5S,6R)-2-Benzyloxy-6-methyl-4,5-bis-triethylsilanyloxy-tetrahydro-pyran-3-yl)-methyl-carbamic acid benzyl ester

Base Information

Chemical Name:((2R,3R,4R,5S,6R)-2-Benzyloxy-6-methyl-4,5-bis-triethylsilanyloxy-tetrahydro-pyran-3-yl)-methyl-carbamic acid benzyl ester
CAS No.:439857-81-5
Molecular Formula:C₃₄H₅₅NO₆Si₂
Molecular Weight:629.985
Hs Code.:

Synonyms:((2R,3R,4R,5S,6R)-2-Benzyloxy-6-methyl-4,5-bis-triethylsilanyloxy-tetrahydro-pyran-3-yl)-methyl-carbamic acid benzyl ester

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Chemical Property of ((2R,3R,4R,5S,6R)-2-Benzyloxy-6-methyl-4,5-bis-triethylsilanyloxy-tetrahydro-pyran-3-yl)-methyl-carbamic acid benzyl ester

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Technology Process of ((2R,3R,4R,5S,6R)-2-Benzyloxy-6-methyl-4,5-bis-triethylsilanyloxy-tetrahydro-pyran-3-yl)-methyl-carbamic acid benzyl ester

There total 6 articles about ((2R,3R,4R,5S,6R)-2-Benzyloxy-6-methyl-4,5-bis-triethylsilanyloxy-tetrahydro-pyran-3-yl)-methyl-carbamic acid benzyl ester 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:

: 439857-84-8
(2S,3R,4R,5R,6R)-5-Azido-6-benzyloxy-2-iodomethyl-tetrahydro-pyran-3,4-diol

: 439857-81-5
((2R,3R,4R,5S,6R)-2-Benzyloxy-6-methyl-4,5-bis-triethylsilanyloxy-tetrahydro-pyran-3-yl)-methyl-carbamic acid benzyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 94 percent / 2,6-lutidine / CH₂Cl₂ / 1.5 h / -78 - 0 °C

2: 100 percent / I₂; tributyltin hydride; 2,2'-azobisisobutyronitrile / 1,2-dimethoxy-ethane / 3 h / 85 °C

3: 94 percent / NaHCO₃; p-dioxane / H₂O / 2 h / 23 °C

4: 98 percent / NaH / tetrahydrofuran / 0.25 h / 40 °C

With 1,4-dioxane; 2,6-dimethylpyridine; 2,2'-azobis(isobutyronitrile); iodine; tri-n-butyl-tin hydride; sodium hydride; sodium hydrogencarbonate; In tetrahydrofuran; 1,2-dimethoxyethane; dichloromethane; water;
DOI:10.1021/ja012487x

Reference yield:

: 439857-83-7
Toluene-4-sulfonic acid (2R,3R,4R,5R,6R)-5-azido-6-benzyloxy-3,4-dihydroxy-tetrahydro-pyran-2-ylmethyl ester

: 439857-81-5
((2R,3R,4R,5S,6R)-2-Benzyloxy-6-methyl-4,5-bis-triethylsilanyloxy-tetrahydro-pyran-3-yl)-methyl-carbamic acid benzyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 99 percent / NaI / 1,2-dimethoxy-ethane / 12 h / 85 °C

2: 94 percent / 2,6-lutidine / CH₂Cl₂ / 1.5 h / -78 - 0 °C

3: 100 percent / I₂; tributyltin hydride; 2,2'-azobisisobutyronitrile / 1,2-dimethoxy-ethane / 3 h / 85 °C

4: 94 percent / NaHCO₃; p-dioxane / H₂O / 2 h / 23 °C

5: 98 percent / NaH / tetrahydrofuran / 0.25 h / 40 °C

With 1,4-dioxane; 2,6-dimethylpyridine; 2,2'-azobis(isobutyronitrile); iodine; tri-n-butyl-tin hydride; sodium hydride; sodium hydrogencarbonate; sodium iodide; In tetrahydrofuran; 1,2-dimethoxyethane; dichloromethane; water;
DOI:10.1021/ja012487x

Reference yield:

: (2R,3R,4R,5S,6R)-2-Benzyloxy-6-methyl-4,5-bis-triethylsilanyloxy-tetrahydro-pyran-3-ylamine

: 439857-81-5
((2R,3R,4R,5S,6R)-2-Benzyloxy-6-methyl-4,5-bis-triethylsilanyloxy-tetrahydro-pyran-3-yl)-methyl-carbamic acid benzyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 94 percent / NaHCO₃; p-dioxane / H₂O / 2 h / 23 °C

2: 98 percent / NaH / tetrahydrofuran / 0.25 h / 40 °C

With 1,4-dioxane; sodium hydride; sodium hydrogencarbonate; In tetrahydrofuran; water;
DOI:10.1021/ja012487x