(4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate

Base Information

• Chemical Name: (4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate
• CAS No.: 1217890-81-7
• Molecular Formula: C₂₂H₃₄O₆
• Molecular Weight: 394.508

Synonyms:(4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate

Chemical Property of (4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate

Chemical Property:

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Technology Process of (4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate

There total 1 articles about (4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate 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: 66.0%

(4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptanol (1217890-80-6) + pivaloyl chloride (3282-30-2) → (4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate (1217890-81-7)

Guidance literature:

With dmap; triethylamine; In dichloromethane; at 0 - 20 ℃;

DOI:10.1039/b923123d

Reference yield: 99.0%

(4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate (1217890-81-7) + t-butyldimethylsiyl triflate (69739-34-0) → (4R,5R,6R)-4-(dimethyl-tert-butylsilyloxy)-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate (1217890-82-8)

Guidance literature:

With 2,6-dimethylpyridine; In dichloromethane; at 0 ℃;

DOI:10.1039/b923123d

Reference yield: 68.0%

(4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate (1217890-81-7) + chloromethyl methyl ether (107-30-2) → (4R,5S,6R)-4-(methoxymethyloxy)-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate (1217890-86-2)

Guidance literature:

With N-ethyl-N,N-diisopropylamine; sodium iodide; In 1,2-dimethoxyethane; Reflux;

DOI:10.1039/b923123d

upstream raw materials:

(4R,5S,6R)-4-hydroxy-5,6-(isopropylidendioxy)-7-benzyloxyheptanol

pivaloyl chloride

Downstream raw materials:

(4R,5R,6R)-4-(dimethyl-tert-butylsilyloxy)-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate

(4R,5S,6R)-4-(methoxymethyloxy)-5,6-(isopropylidendioxy)-7-benzyloxyheptyl 2,2-dimethylpropionate

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