(4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-5-vinyl-[1,3]dioxane

Base Information

Chemical Name:(4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-5-vinyl-[1,3]dioxane
CAS No.:856433-70-0
Molecular Formula:C₁₉H₂₈O₄
Molecular Weight:320.429
Hs Code.:

Synonyms:(4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-5-vinyl-[1,3]dioxane

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Chemical Property of (4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-5-vinyl-[1,3]dioxane

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Technology Process of (4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-5-vinyl-[1,3]dioxane

There total 2 articles about (4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-5-vinyl-[1,3]dioxane 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:

: 856433-57-3
(2S,3R,4R)-5-(4-Methoxy-benzyloxy)-4-methyl-2-vinyl-pentane-1,3-diol

: 77-76-9
2,2-dimethoxy-propane

: 856433-70-0
(4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-5-vinyl-[1,3]dioxane

Guidance literature:: With pyridinium p-toluenesulfonate; In dichloromethane; at 20 ℃; for 1.5h;
DOI:10.1021/ol050569a

Reference yield:

: {3-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-oxiranyl}-methanol

: 856433-70-0
(4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-5-vinyl-[1,3]dioxane

Guidance literature:: Multi-step reaction with 2 steps

1.1: CuBr*Me₂S / diethyl ether; tetrahydrofuran / 12 h / 0 °C

1.2: sodium periodate / acetonitrile; H₂O / 0.5 h / 20 °C

2.1: 1.20 g / PPTS / CH₂Cl₂ / 1.5 h / 20 °C

With copper(I) bromide dimethylsulfide complex; pyridinium p-toluenesulfonate; In tetrahydrofuran; diethyl ether; dichloromethane;
DOI:10.1021/ol050569a

Reference yield: 91.0%

: 856433-70-0
(4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-5-vinyl-[1,3]dioxane

: 856433-58-4
(4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-[1,3]dioxane-5-carbaldehyde

Guidance literature:: (4R,5S)-4-[(R)-2-(4-Methoxy-benzyloxy)-1-methyl-ethyl]-2,2-dimethyl-5-vinyl-[1,3]dioxane; With osmium(VIII) oxide; N-methyl-2-indolinone; In water; acetone; tert-butyl alcohol; at 20 ℃; for 12h;

With sodium periodate; In water; acetone; tert-butyl alcohol; for 1h;
DOI:10.1021/ol050569a