(2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-[2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-ethyl]-tetrahydro-pyran-3-ol

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Chemical Name:(2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-[2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-ethyl]-tetrahydro-pyran-3-ol
CAS No.:139215-65-9
Molecular Formula:C₅₆H₆₂O₁₀
Molecular Weight:895.102
Hs Code.:

(2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-[2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-ethyl]-tetrahydro-pyran-3-ol

Synonyms:(2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-[2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-ethyl]-tetrahydro-pyran-3-ol

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Chemical Property of (2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-[2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-ethyl]-tetrahydro-pyran-3-ol

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Technology Process of (2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-[2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-ethyl]-tetrahydro-pyran-3-ol

There total 6 articles about (2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-[2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-ethyl]-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: 89.0%

: 139195-50-9
(2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-ylethynyl)-tetrahydro-pyran-3-ol

: 139215-65-9
(2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-[2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-ethyl]-tetrahydro-pyran-3-ol

Guidance literature:: With potassium diazodicarboxylate; acetic acid; In 1,4-dioxane; for 24h; Ambient temperature;
DOI:10.1021/jo00022a039

Reference yield:

: 13096-62-3
(3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-one

: 139215-65-9
(2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-[2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-ethyl]-tetrahydro-pyran-3-ol

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) n-BuLi / 1.) THF, -50 deg C to 0 deg C, 1 min, 2.) THF, -50 deg C, 30 min

2: 69 percent / triethylsilane / BF₃*Et₂O / acetonitrile; CH₂Cl₂ / 0 °C

3: 89 percent / potassium azodicarboxylate, acetic acid / dioxane / 24 h / Ambient temperature

With triethylsilane; n-butyllithium; potassium diazodicarboxylate; acetic acid; boron trifluoride diethyl etherate; In 1,4-dioxane; dichloromethane; acetonitrile;
DOI:10.1021/jo00022a039

Reference yield:

: 130523-98-7
(2S,3S,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-2-carbaldehyde

: 139215-65-9
(2R,3R,4S,5R,6S)-4,5-Bis-benzyloxy-6-methoxy-2-[2-((2S,3S,4R,5R,6R)-3,4,5-tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yl)-ethyl]-tetrahydro-pyran-3-ol

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) Ph₃P / 1.) CH₂Cl₂, room temperature, 20 min, 2.) CH₂Cl₂, a) 0 deg C, 5 min, b) room temperature, 25 min

2: 1.) n-BuLi / 1.) THF, -50 deg C to 0 deg C, 1 min, 2.) THF, -50 deg C, 30 min

3: 69 percent / triethylsilane / BF₃*Et₂O / acetonitrile; CH₂Cl₂ / 0 °C

4: 89 percent / potassium azodicarboxylate, acetic acid / dioxane / 24 h / Ambient temperature

With triethylsilane; n-butyllithium; potassium diazodicarboxylate; acetic acid; triphenylphosphine; boron trifluoride diethyl etherate; In 1,4-dioxane; dichloromethane; acetonitrile;
DOI:10.1021/jo00022a039