Technology Process of 13,15-Hexadecadienal,
3,9-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-11-[(4-methoxyphenyl)meth
oxy]-2,4,6,10,12-pentamethyl-, (2R,3R,4S,6S,9R,10R,11S,12S,13Z)-
There total 30 articles about 13,15-Hexadecadienal,
3,9-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-11-[(4-methoxyphenyl)meth
oxy]-2,4,6,10,12-pentamethyl-, (2R,3R,4S,6S,9R,10R,11S,12S,13Z)- 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:
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919298-96-7
(+)-(Z)-(2S,3R,4S,6S,9R,10R,11S,12S)-3,9-bis-(tert-butyldimethylsilanyloxy)-11-(4-methoxybenzyloxy)-2,4,6,10,12-pentamethylhexadeca-13,15-dien-1-ol
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919298-97-8
(-)-(Z)-(2R,3R,4S,6S,9R,10R,11S,12S)-3,9-bis-(tert-butyldimethylsilanyloxy)-11-(4-methoxybenzyloxy)-2,4,6,10,12-pentamethylhexadeca-13,15-dienal
- Guidance literature:
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With
sodium hydrogencarbonate; Dess-Martin periodane;
In
dichloromethane;
at 0 ℃;
for 1h;
DOI:10.1021/ol062737k
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919298-97-8
(-)-(Z)-(2R,3R,4S,6S,9R,10R,11S,12S)-3,9-bis-(tert-butyldimethylsilanyloxy)-11-(4-methoxybenzyloxy)-2,4,6,10,12-pentamethylhexadeca-13,15-dienal
- Guidance literature:
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Multi-step reaction with 14 steps
1.1: NaBH4
2.1: 95 percent / MgSO4; PPTS / toluene / 72 h / 80 °C
3.1: 90 percent / DIBAL-H / CH2Cl2 / -78 - 0 °C
4.1: 98 percent / NaHMDS / tetrahydrofuran; dimethylformamide / 0 - 20 °C
5.1: 64 percent / p-TSA / methanol / 7 h / 0 - 20 °C
6.1: 96 percent / Dess-Martin periodinane; NaHCO3 / CH2Cl2 / 1 h / 20 °C
7.1: 80 percent / NaHMDS / dimethylformamide; toluene / -60 - 20 °C
8.1: 98 percent / H2 / Pd/C / cyclohexane / 24 h / 25857.4 Torr
9.1: 99 percent / MgSO4; PPTS / toluene / 72 h / 80 °C
10.1: DIBAL-H / CH2Cl2 / -78 - -45 °C
11.1: 97 percent / Dess-Martin periodinane; NaHCO3 / CH2Cl2 / 1.5 h / 0 °C
12.1: CrCl3 / tetrahydrofuran / 0 - 20 °C
12.2: 95 percent / KH / tetrahydrofuran / 2.5 h / 0 °C
13.1: 84 percent / p-TSA / methanol / 1.5 h / 0 °C
14.1: 94 percent / Dess-Martin periodinane; NaHCO3 / CH2Cl2 / 1 h / 0 °C
With
chromium chloride; sodium tetrahydroborate; hydrogen; sodium hexamethyldisilazane; pyridinium p-toluenesulfonate; diisobutylaluminium hydride; sodium hydrogencarbonate; magnesium sulfate; Dess-Martin periodane; toluene-4-sulfonic acid;
palladium on activated charcoal;
In
tetrahydrofuran; methanol; dichloromethane; cyclohexane; N,N-dimethyl-formamide; toluene;
6.1: Dess-Martin oxidation / 11.1: Dess-Martin oxidation / 14.1: Dess-Martin oxidation;
DOI:10.1021/ol062737k
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919298-97-8
(-)-(Z)-(2R,3R,4S,6S,9R,10R,11S,12S)-3,9-bis-(tert-butyldimethylsilanyloxy)-11-(4-methoxybenzyloxy)-2,4,6,10,12-pentamethylhexadeca-13,15-dienal
- Guidance literature:
-
Multi-step reaction with 12 steps
1.1: 93 percent / LiCl; n-BuLi; diisopropylamine / tetrahydrofuran / 32 h / 0 - 20 °C
2.1: 91 percent / n-BuLi; diisopropylamine; BH3*NH3 / tetrahydrofuran; hexane / 0 - 20 °C
3.1: 100 percent / PPh3; DEAD / tetrahydrofuran / 0 - 20 °C
4.1: 93 percent / NaHCO3; m-CPBA / CH2Cl2 / 16 h / 20 °C
5.1: 80 percent / NaHMDS / dimethylformamide; toluene / -60 - 20 °C
6.1: 98 percent / H2 / Pd/C / cyclohexane / 24 h / 25857.4 Torr
7.1: 99 percent / MgSO4; PPTS / toluene / 72 h / 80 °C
8.1: DIBAL-H / CH2Cl2 / -78 - -45 °C
9.1: 97 percent / Dess-Martin periodinane; NaHCO3 / CH2Cl2 / 1.5 h / 0 °C
10.1: CrCl3 / tetrahydrofuran / 0 - 20 °C
10.2: 95 percent / KH / tetrahydrofuran / 2.5 h / 0 °C
11.1: 84 percent / p-TSA / methanol / 1.5 h / 0 °C
12.1: 94 percent / Dess-Martin periodinane; NaHCO3 / CH2Cl2 / 1 h / 0 °C
With
chromium chloride; n-butyllithium; borane-ammonia complex; hydrogen; sodium hexamethyldisilazane; pyridinium p-toluenesulfonate; diisobutylaluminium hydride; sodium hydrogencarbonate; magnesium sulfate; Dess-Martin periodane; toluene-4-sulfonic acid; diisopropylamine; 3-chloro-benzenecarboperoxoic acid; triphenylphosphine; lithium chloride; diethylazodicarboxylate;
palladium on activated charcoal;
In
tetrahydrofuran; methanol; hexane; dichloromethane; cyclohexane; N,N-dimethyl-formamide; toluene;
3.1: Mitsunobu reaction / 9.1: Dess-Martin oxidation / 12.1: Dess-Martin oxidation;
DOI:10.1021/ol062737k