(2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-[(R)-3-hydroxymethyl-1-pentyl]-1,7-dioxaspiro[5.5]undecane

Base Information

• Chemical Name: (2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-[(R)-3-hydroxymethyl-1-pentyl]-1,7-dioxaspiro[5.5]undecane
• CAS No.: 131704-24-0
• Molecular Formula: C₃₃H₅₆O₆Si
• Molecular Weight: 576.89

Synonyms:(2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-[(R)-3-hydroxymethyl-1-pentyl]-1,7-dioxaspiro[5.5]undecane

Chemical Property of (2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-[(R)-3-hydroxymethyl-1-pentyl]-1,7-dioxaspiro[5.5]undecane

Chemical Property:

Purity/Quality:

Safty Information:

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Useful:

Technology Process of (2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-[(R)-3-hydroxymethyl-1-pentyl]-1,7-dioxaspiro[5.5]undecane

There total 22 articles about (2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-[(R)-3-hydroxymethyl-1-pentyl]-1,7-dioxaspiro[5.5]undecane 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: 97.0%

(2S,3R,4S,6R,8S,9S)-4-(benzoyloxy)-3,9-dimethyl-8-<(R)-2-<(tert-butyldimethylsilyl)oxy>-1-propyl>-2-<(R)-3-<<(4-methoxyphenyl)methoxy>methyl>-1-pentyl>-1,7-dioxaspiro<5.5>undecane (189760-88-1) → (2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-[(R)-3-hydroxymethyl-1-pentyl]-1,7-dioxaspiro[5.5]undecane (131704-24-0)

Guidance literature:

With hydrogen; palladium dihydroxide; In ethanol; Ambient temperature;

DOI:10.1016/S0040-4039(97)00585-6

Reference yield: 61.0%

(2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-{(R)-3-[(tert-butyldimethylsilyl)oxy]methyl-1-pentyl}-1,7-dioxaspiro[5.5]undecane (189760-89-2) → (2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-[(R)-3-hydroxymethyl-1-pentyl]-1,7-dioxaspiro[5.5]undecane (131704-24-0)

Guidance literature:

With pyridine hydrogenfluoride; In pyridine;

DOI:10.1039/a707251a

Reference yield: 44.0%

(2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-{(R)-3-[(tert-butyldimethylsilyl)oxy]methyl-1-pentyl}-1,7-dioxaspiro[5.5]undecane (189760-89-2) → (2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-[(R)-3-hydroxymethyl-1-pentyl]-1,7-dioxaspiro[5.5]undecane (131704-24-0) + Benzoic acid (2S,3R,4S,6R,8S,9S)-2-((R)-3-hydroxymethyl-pentyl)-8-((R)-2-hydroxy-propyl)-3,9-dimethyl-1,7-dioxa-spiro[5.5]undec-4-yl ester

Guidance literature:

With pyridine hydrogenfluoride; In tetrahydrofuran; pyridine; at 20 ℃; for 11h;

DOI:10.1021/jo0104429

upstream raw materials:

(2S,3R,4S,6R,8S,9S)-4-(benzoyloxy)-3,9-dimethyl-8-<(R)-2-<(tert-butyldimethylsilyl)oxy>-1-propyl>-2-<(R)-3-<<(4-methoxyphenyl)methoxy>methyl>-1-pentyl>-1,7-dioxaspiro<5.5>undecane

(2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-{(R)-3-[(tert-butyldimethylsilyl)oxy]methyl-1-pentyl}-1,7-dioxaspiro[5.5]undecane

3-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-2-methyl-octanoic acid

(2S,3S,4S,6R,8S,9S)-3,9-dimethyl-8-[(R)-2-hydroxy-1-propyl]-2-[(R)-3-(hydroxymethyl)-1-pentyl]-1,7-dioxaspiro[5.5]undecan-4-ol

Downstream raw materials:

(2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethylsilyl)oxy]-1-propyl}-2-{(R)-3-[(tert-butyldimethylsilyl)oxy]methyl-1-pentyl}-1,7-dioxaspiro[5.5]undecane

(2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethyl-silyl)oxy]-1-propyl}-2-[(R)-3-ethyl-3-formylpropyl]-1,7-dioxaspiro[5.5]undecane

C₈₀H₁₅₁IO₁₂Si₅

C₇₁H₁₁₉IO₁₄SSi₂

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