1,7-Dioxaspiro[5.5]undecan-4-ol, 2-[(3R)-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]pentyl]-8-[(2R)-2-[ [(1,1-dimethylethyl)dimethylsilyl]oxy]propyl]-3,9-dimethyl-, benzoate, (2S,3R,4S,6R,8S,9S)-

Base Information

Chemical Name:1,7-Dioxaspiro[5.5]undecan-4-ol, 2-[(3R)-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]pentyl]-8-[(2R)-2-[ [(1,1-dimethylethyl)dimethylsilyl]oxy]propyl]-3,9-dimethyl-, benzoate, (2S,3R,4S,6R,8S,9S)-
CAS No.:189760-89-2
Molecular Formula:C39H70O6Si2
Molecular Weight:691.152
Hs Code.:

1,7-Dioxaspiro[5.5]undecan-4-ol,
2-[(3R)-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]pentyl]-8-[(2R)-2-[
[(1,1-dimethylethyl)dimethylsilyl]oxy]propyl]-3,9-dimethyl-, benzoate,
(2S,3R,4S,6R,8S,9S)-

Synonyms:

Suppliers and Price of 1,7-Dioxaspiro[5.5]undecan-4-ol, 2-[(3R)-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]pentyl]-8-[(2R)-2-[ [(1,1-dimethylethyl)dimethylsilyl]oxy]propyl]-3,9-dimethyl-, benzoate, (2S,3R,4S,6R,8S,9S)-

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Chemical Property of 1,7-Dioxaspiro[5.5]undecan-4-ol, 2-[(3R)-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]pentyl]-8-[(2R)-2-[ [(1,1-dimethylethyl)dimethylsilyl]oxy]propyl]-3,9-dimethyl-, benzoate, (2S,3R,4S,6R,8S,9S)-

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Technology Process of 1,7-Dioxaspiro[5.5]undecan-4-ol, 2-[(3R)-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]pentyl]-8-[(2R)-2-[ [(1,1-dimethylethyl)dimethylsilyl]oxy]propyl]-3,9-dimethyl-, benzoate, (2S,3R,4S,6R,8S,9S)-

There total 19 articles about 1,7-Dioxaspiro[5.5]undecan-4-ol, 2-[(3R)-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]pentyl]-8-[(2R)-2-[ [(1,1-dimethylethyl)dimethylsilyl]oxy]propyl]-3,9-dimethyl-, benzoate, (2S,3R,4S,6R,8S,9S)- 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: 98.0%

: 69739-34-0
t-butyldimethylsiyl triflate

: 131704-24-0
(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

: 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-[(tert-butyldimethylsilyl)oxy]methyl-1-pentyl}-1,7-dioxaspiro[5.5]undecane

Guidance literature:: With triethylamine; In dichloromethane; at 0 ℃;
DOI:10.1016/S0040-4039(97)00585-6

Reference yield: 90.0%

: 98-88-4
benzoyl chloride

: 189760-90-5
(2S,3S,4S,6R,8S,9S)-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]undecan-4-one

: 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-[(tert-butyldimethylsilyl)oxy]methyl-1-pentyl}-1,7-dioxaspiro[5.5]undecane

Guidance literature:: With dmap; triethylamine; In dichloromethane;
DOI:10.1039/a707251a

Reference yield:

: 131725-13-8
(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

: 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-[(tert-butyldimethylsilyl)oxy]methyl-1-pentyl}-1,7-dioxaspiro[5.5]undecane

Guidance literature:: Multi-step reaction with 2 steps

1: 13 mg / 2,6-lutidine / CH₂Cl₂ / 2.5 h / -78 °C

2: 90 percent / triethylamine; 4-(dimethylamino)pyridine / CH₂Cl₂ / 3 h

With 2,6-dimethylpyridine; dmap; triethylamine; In dichloromethane;
DOI:10.1021/jo0104429