(1R,2S,3S,5R,6R,7S,8S,9S)-2,6-Dibenzyloxy-3-(3-butenyl)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3,5-diol

Base Information

Chemical Name:(1R,2S,3S,5R,6R,7S,8S,9S)-2,6-Dibenzyloxy-3-(3-butenyl)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3,5-diol
CAS No.:202340-82-7
Molecular Formula:C₃₇H₅₀O₆
Molecular Weight:590.8
Hs Code.:

Synonyms:(1R,2S,3S,5R,6R,7S,8S,9S)-2,6-Dibenzyloxy-3-(3-butenyl)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3,5-diol

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Chemical Property of (1R,2S,3S,5R,6R,7S,8S,9S)-2,6-Dibenzyloxy-3-(3-butenyl)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3,5-diol

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Technology Process of (1R,2S,3S,5R,6R,7S,8S,9S)-2,6-Dibenzyloxy-3-(3-butenyl)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3,5-diol

There total 11 articles about (1R,2S,3S,5R,6R,7S,8S,9S)-2,6-Dibenzyloxy-3-(3-butenyl)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3,5-diol 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%

: 194420-21-8
(1R,2S,3S,5R,6S,7S,8S,9S)-2,6-Dibenzyloxy-3-(3-butenyl)-5-(tert-butyldimethylsiloxy)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3-ol

: 202340-82-7
(1R,2S,3S,5R,6R,7S,8S,9S)-2,6-Dibenzyloxy-3-(3-butenyl)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3,5-diol

Guidance literature:: With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 50 ℃;
DOI:10.1246/cl.1998.1

Reference yield:

: 222726-95-6
(1R,2S,3R,5R,6S,7S,8S,9S)-2,6-Dibenzyloxy-5-(tert-butyldimethylsiloxy)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3-ol

: 202340-82-7
(1R,2S,3S,5R,6R,7S,8S,9S)-2,6-Dibenzyloxy-3-(3-butenyl)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3,5-diol

Guidance literature:: Multi-step reaction with 3 steps

1.1: 90 percent / PDC / CH₂Cl₂ / 16 h / 20 °C

2.1: s-BuLi / cyclohexane / 0.42 h / -23 °C

2.2: 96 percent / cyclohexane; benzene / 1 h / 0 °C

3.1: 100 percent / TBAF / tetrahydrofuran / 1 h / 50 °C

With dipyridinium dichromate; tetrabutyl ammonium fluoride; sec.-butyllithium; In tetrahydrofuran; dichloromethane; cyclohexane; 1.1: Oxidation / 2.1: Metallation / 2.2: Alkylation / 3.1: Substitution;
DOI:10.1002/(sici)1521-3765(19990104)5:1<121::aid-chem121>3.3.co;2-f

Reference yield:

: 194420-20-7
(1R,2S,5R,6S,7S,8S,9S)-2,6-Dibenzyloxy-5-(tert-butyldimethylsiloxy)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3-one

: 202340-82-7
(1R,2S,3S,5R,6R,7S,8S,9S)-2,6-Dibenzyloxy-3-(3-butenyl)-7,9-(isopropylidenedioxy)-4,4,8-trimethyl-12-methylenebicyclo[6.4.0]dodecan-3,5-diol

Guidance literature:: Multi-step reaction with 2 steps

1.1: s-BuLi / cyclohexane / 0.42 h / -23 °C

1.2: 96 percent / cyclohexane; benzene / 1 h / 0 °C

2.1: 100 percent / TBAF / tetrahydrofuran / 1 h / 50 °C

With tetrabutyl ammonium fluoride; sec.-butyllithium; In tetrahydrofuran; cyclohexane; 1.1: Metallation / 1.2: Alkylation / 2.1: Substitution;
DOI:10.1002/(sici)1521-3765(19990104)5:1<121::aid-chem121>3.3.co;2-f