ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-5-hydroxy-9-(4-methoxybenzyloxy)-8-(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate

Base Information

Chemical Name:ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-5-hydroxy-9-(4-methoxybenzyloxy)-8-(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate
CAS No.:902782-17-6
Molecular Formula:C₆₃H₉₆O₈Si₃
Molecular Weight:1065.71
Hs Code.:

ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-5-hydroxy-9-(4-methoxybenzyloxy)-8-(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate

Synonyms:ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-5-hydroxy-9-(4-methoxybenzyloxy)-8-(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate

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Chemical Property of ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-5-hydroxy-9-(4-methoxybenzyloxy)-8-(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate

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Technology Process of ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-5-hydroxy-9-(4-methoxybenzyloxy)-8-(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate

There total 3 articles about ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-5-hydroxy-9-(4-methoxybenzyloxy)-8-(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate 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: 86.0%

: 902782-16-5
ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-9-(4-methoxybenzyloxy)-5,8-bis(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate

: 902782-17-6
ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-5-hydroxy-9-(4-methoxybenzyloxy)-8-(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate

Guidance literature:: With pyridinium p-toluenesulfonate; In tetrahydrofuran; methanol; at 20 ℃;
DOI:10.1002/anie.200600458

Reference yield:

: 902782-15-4
ethyl (2R,3S,4E,6R,7R,9R,12Z)-9-(tert-butyldimethylsiloxy)-6-(2-(tert-butyldiphenylsiloxy)ethyl)-13-cyclohexyl-2-ethyl-7-(4-methoxybenzyloxy)-3,6-bis(triethylsiloxy)trideca-4,12-dien-10-ynethioate

: 902782-17-6
ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-5-hydroxy-9-(4-methoxybenzyloxy)-8-(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate

Guidance literature:: Multi-step reaction with 3 steps

1: diisobutylaluminium hydride / toluene; hexane / 0.5 h / -78 °C

2: 2.40 g / Bu₄NOH / tetrahydrofuran; methanol / 6 h / -18 °C

3: 86 percent / pyridinium p-toluenesulfonate / methanol; tetrahydrofuran / 20 °C

With tetra(n-butyl)ammonium hydroxide; pyridinium p-toluenesulfonate; diisobutylaluminium hydride; In tetrahydrofuran; methanol; hexane; toluene;
DOI:10.1002/anie.200600458

Reference yield:

: 902782-38-1
(2R,3S,4E,6R,7R,9R,12Z)-9-(tert-butyldimethylsiloxy)-6-[2-(tert-butyldiphenylsiloxy)ethyl]-13-cyclohexyl-2-ethyl-7-(4-methoxybenzyloxy)-3,6-bis(triethylsiloxy)trideca-4,12-dien-10-ynal

: 902782-17-6
ethyl (2Z,4S,5S,6E,8R,9R,11R,14Z)-11-(tert-butyldimethylsiloxy)-8-[2-(tert-butyldiphenylsiloxy)ethyl]-15-cyclohexyl-4-ethyl-5-hydroxy-9-(4-methoxybenzyloxy)-8-(triethylsiloxy)pentadeca-2,6,14-trien-12-ynoate

Guidance literature:: Multi-step reaction with 2 steps

1: 2.40 g / Bu₄NOH / tetrahydrofuran; methanol / 6 h / -18 °C

2: 86 percent / pyridinium p-toluenesulfonate / methanol; tetrahydrofuran / 20 °C

With tetra(n-butyl)ammonium hydroxide; pyridinium p-toluenesulfonate; In tetrahydrofuran; methanol;
DOI:10.1002/anie.200600458