(2R,3S,4aR,6S,7R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-hydroxymethyl-7-methyloctahydro-1,5-dioxabenzocyclohepten-7-ol

Base Information

Chemical Name:(2R,3S,4aR,6S,7R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-hydroxymethyl-7-methyloctahydro-1,5-dioxabenzocyclohepten-7-ol
CAS No.:632354-52-0
Molecular Formula:C₂₆H₃₄O₆
Molecular Weight:442.552
Hs Code.:

Synonyms:(2R,3S,4aR,6S,7R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-hydroxymethyl-7-methyloctahydro-1,5-dioxabenzocyclohepten-7-ol

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Chemical Property of (2R,3S,4aR,6S,7R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-hydroxymethyl-7-methyloctahydro-1,5-dioxabenzocyclohepten-7-ol

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Technology Process of (2R,3S,4aR,6S,7R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-hydroxymethyl-7-methyloctahydro-1,5-dioxabenzocyclohepten-7-ol

There total 4 articles about (2R,3S,4aR,6S,7R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-hydroxymethyl-7-methyloctahydro-1,5-dioxabenzocyclohepten-7-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: 100.0%

: 632354-51-9
(2R,3S,4aR,6S,7R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-(tert-butyldiphenylsilyloxymethyl)-7-methylhexahydro-1,5-dioxabenzocycloheptan-7-ol

: 632354-52-0
(2R,3S,4aR,6S,7R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-hydroxymethyl-7-methyloctahydro-1,5-dioxabenzocyclohepten-7-ol

Guidance literature:: With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 20 ℃; for 1.5h;
DOI:10.1021/jo035145d

Reference yield:

: 632354-44-0
(2R,3S,4aR,6S,9aS)-3-benzyloxy-2-benzyloxymethyl-6-(tert-butyldiphenylsilyloxymethyl)hexahydro-1,5-dioxabenzocycloheptan-7-one

: 632354-52-0
(2R,3S,4aR,6S,7R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-hydroxymethyl-7-methyloctahydro-1,5-dioxabenzocyclohepten-7-ol

Guidance literature:: Multi-step reaction with 4 steps

1: 91 percent / KHMDS / tetrahydrofuran; toluene / 0.5 h / -78 °C

2: 65 percent / m-CPBA; NaHCO₃ / toluene / 3 h / 20 °C

3: 96 percent / LiBEt₃ / tetrahydrofuran / 0.67 h / 0 °C

4: 100 percent / TBAF / tetrahydrofuran / 1.5 h / 20 °C

With tetrabutyl ammonium fluoride; potassium hexamethylsilazane; lithium triethylborohydride; sodium hydrogencarbonate; 3-chloro-benzenecarboperoxoic acid; In tetrahydrofuran; toluene;
DOI:10.1021/jo035145d

Reference yield:

: 632354-49-5
(2R,3S,4aR,6R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-(tert-butyldiphenylsilyloxymethyl)-7-methylenehexahydro-1,5-dioxabenzocycloheptane

: 632354-52-0
(2R,3S,4aR,6S,7R,9aS)-3-benzyloxy-2-benzyloxymethyl-6-hydroxymethyl-7-methyloctahydro-1,5-dioxabenzocyclohepten-7-ol

Guidance literature:: Multi-step reaction with 3 steps

1: 65 percent / m-CPBA; NaHCO₃ / toluene / 3 h / 20 °C

2: 96 percent / LiBEt₃ / tetrahydrofuran / 0.67 h / 0 °C

3: 100 percent / TBAF / tetrahydrofuran / 1.5 h / 20 °C

With tetrabutyl ammonium fluoride; lithium triethylborohydride; sodium hydrogencarbonate; 3-chloro-benzenecarboperoxoic acid; In tetrahydrofuran; toluene;
DOI:10.1021/jo035145d