(5S,7S,9S,10S)-9-methoxy-5-(2-(4-methoxybenzyloxy)ethyl)-2,2,3,3,6,6,10,13,13,14,14-undecamethyl-7-(triethylsilyloxy)-4,12-dioxa-3,13-disilapentadecane

Base Information

Chemical Name:(5S,7S,9S,10S)-9-methoxy-5-(2-(4-methoxybenzyloxy)ethyl)-2,2,3,3,6,6,10,13,13,14,14-undecamethyl-7-(triethylsilyloxy)-4,12-dioxa-3,13-disilapentadecane
CAS No.:1351977-08-6
Molecular Formula:C₃₉H₇₈O₆Si₃
Molecular Weight:727.301
Hs Code.:

(5S,7S,9S,10S)-9-methoxy-5-(2-(4-methoxybenzyloxy)ethyl)-2,2,3,3,6,6,10,13,13,14,14-undecamethyl-7-(triethylsilyloxy)-4,12-dioxa-3,13-disilapentadecane

Synonyms:(5S,7S,9S,10S)-9-methoxy-5-(2-(4-methoxybenzyloxy)ethyl)-2,2,3,3,6,6,10,13,13,14,14-undecamethyl-7-(triethylsilyloxy)-4,12-dioxa-3,13-disilapentadecane

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Chemical Property of (5S,7S,9S,10S)-9-methoxy-5-(2-(4-methoxybenzyloxy)ethyl)-2,2,3,3,6,6,10,13,13,14,14-undecamethyl-7-(triethylsilyloxy)-4,12-dioxa-3,13-disilapentadecane

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Technology Process of (5S,7S,9S,10S)-9-methoxy-5-(2-(4-methoxybenzyloxy)ethyl)-2,2,3,3,6,6,10,13,13,14,14-undecamethyl-7-(triethylsilyloxy)-4,12-dioxa-3,13-disilapentadecane

There total 19 articles about (5S,7S,9S,10S)-9-methoxy-5-(2-(4-methoxybenzyloxy)ethyl)-2,2,3,3,6,6,10,13,13,14,14-undecamethyl-7-(triethylsilyloxy)-4,12-dioxa-3,13-disilapentadecane 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:

: C₃₈H₇₆O₆Si₃

: 74-88-4
methyl iodide

: 1351977-08-6
(5S,7S,9S,10S)-9-methoxy-5-(2-(4-methoxybenzyloxy)ethyl)-2,2,3,3,6,6,10,13,13,14,14-undecamethyl-7-(triethylsilyloxy)-4,12-dioxa-3,13-disilapentadecane

Guidance literature:: C₃₈H₇₆O₆Si₃; With lithium hexamethyldisilazane; In tetrahydrofuran; at -78 ℃; for 0.166667h; Inert atmosphere;

methyl iodide; In tetrahydrofuran; at -78 - 23 ℃; for 3.25h; Inert atmosphere;
DOI:10.1021/ol203130b

Reference yield:

: 1351977-17-7
C₃₂H₆₂O₆Si₂

: 1351977-08-6
(5S,7S,9S,10S)-9-methoxy-5-(2-(4-methoxybenzyloxy)ethyl)-2,2,3,3,6,6,10,13,13,14,14-undecamethyl-7-(triethylsilyloxy)-4,12-dioxa-3,13-disilapentadecane

Guidance literature:: Multi-step reaction with 2 steps

1.1: 1H-imidazole / dichloromethane / 5 h / 0 °C / Inert atmosphere

2.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.17 h / -78 °C / Inert atmosphere

2.2: 3.25 h / -78 - 23 °C / Inert atmosphere

With 1H-imidazole; lithium hexamethyldisilazane; In tetrahydrofuran; dichloromethane;
DOI:10.1021/ol203130b

Reference yield:

: 1351977-06-4
(3S,5S)-5-(tert-butyldimethylsilyloxy)-7-(4-methoxybenzyloxy)-4,4-dimethyl-3-(triethylsilyloxy)heptanal

: 1351977-08-6
(5S,7S,9S,10S)-9-methoxy-5-(2-(4-methoxybenzyloxy)ethyl)-2,2,3,3,6,6,10,13,13,14,14-undecamethyl-7-(triethylsilyloxy)-4,12-dioxa-3,13-disilapentadecane

Guidance literature:: Multi-step reaction with 4 steps

1.1: N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride / dichloromethane / 0.75 h / 0 °C / Inert atmosphere

1.2: 3 h / 0 °C / Inert atmosphere

2.1: lithium borohydride; ethanol / tetrahydrofuran; diethyl ether / 2 h / 0 °C / Inert atmosphere

3.1: 1H-imidazole / dichloromethane / 5 h / 0 °C / Inert atmosphere

4.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.17 h / -78 °C / Inert atmosphere

4.2: 3.25 h / -78 - 23 °C / Inert atmosphere

With 1H-imidazole; lithium borohydride; ethanol; N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; lithium hexamethyldisilazane; In tetrahydrofuran; diethyl ether; dichloromethane; 1.1: Aldol condensation / 1.2: Aldol condensation;
DOI:10.1021/ol203130b