(2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-(2-methoxy-ethoxy)-2-methyl-tetrahydro-pyran-3-ol

Base Information

Chemical Name:(2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-(2-methoxy-ethoxy)-2-methyl-tetrahydro-pyran-3-ol
CAS No.:114219-43-1
Molecular Formula:C₂₃H₃₀O₆
Molecular Weight:402.488
Hs Code.:

Synonyms:(2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-(2-methoxy-ethoxy)-2-methyl-tetrahydro-pyran-3-ol

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Chemical Property of (2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-(2-methoxy-ethoxy)-2-methyl-tetrahydro-pyran-3-ol

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Technology Process of (2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-(2-methoxy-ethoxy)-2-methyl-tetrahydro-pyran-3-ol

There total 5 articles about (2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-(2-methoxy-ethoxy)-2-methyl-tetrahydro-pyran-3-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: 84.0%

: Toluene-4-sulfonic acid (3R,4S,5R,6R)-4,5-bis-benzyloxy-3-hydroxy-6-(2-methoxy-ethoxy)-tetrahydro-pyran-2-ylmethyl ester

: 114219-43-1
(2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-(2-methoxy-ethoxy)-2-methyl-tetrahydro-pyran-3-ol

Guidance literature:: With lithium aluminium tetrahydride; In diethyl ether; for 1h; Heating;
DOI:10.1246/bcsj.60.2301

Reference yield:

: 100-44-7
benzyl chloride

: 114219-43-1
(2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-(2-methoxy-ethoxy)-2-methyl-tetrahydro-pyran-3-ol

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) KOH, 2.) AcOH / 1.) 5h, 100 deg C, 2.) 0.3 h, 100 deg C

2: 65 percent / pyridine / 1.) -10 deg C, 1h, 2.) room temp., 3h

3: 84 percent / LiAlH₄ / diethyl ether / 1 h / Heating

With potassium hydroxide; lithium aluminium tetrahydride; acetic acid; In pyridine; diethyl ether;
DOI:10.1246/bcsj.60.2301

Reference yield:

: 114219-40-8
2-methoxyethyl 4,6-O-benzylidene-β-D-glucopyranoside

: 114219-43-1
(2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-(2-methoxy-ethoxy)-2-methyl-tetrahydro-pyran-3-ol

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) KOH, 2.) AcOH / 1.) 5h, 100 deg C, 2.) 0.3 h, 100 deg C

2: 65 percent / pyridine / 1.) -10 deg C, 1h, 2.) room temp., 3h

3: 84 percent / LiAlH₄ / diethyl ether / 1 h / Heating

With potassium hydroxide; lithium aluminium tetrahydride; acetic acid; In pyridine; diethyl ether;
DOI:10.1246/bcsj.60.2301