2-{(2E,4R)-6-[(Z)-2-tert-butyldiphenylsilyloxyethylidene]-1,1-dimethyl-4-triethylsilyloxynona-2,8-dien-1-yl}-1,3-dithiane

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Chemical Name:2-{(2E,4R)-6-[(Z)-2-tert-butyldiphenylsilyloxyethylidene]-1,1-dimethyl-4-triethylsilyloxynona-2,8-dien-1-yl}-1,3-dithiane
CAS No.:1083348-80-4
Molecular Formula:C₃₉H₆₀O₂S₂Si₂
Molecular Weight:681.207
Hs Code.:

Synonyms:2-{(2E,4R)-6-[(Z)-2-tert-butyldiphenylsilyloxyethylidene]-1,1-dimethyl-4-triethylsilyloxynona-2,8-dien-1-yl}-1,3-dithiane

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Chemical Property of 2-{(2E,4R)-6-[(Z)-2-tert-butyldiphenylsilyloxyethylidene]-1,1-dimethyl-4-triethylsilyloxynona-2,8-dien-1-yl}-1,3-dithiane

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Technology Process of 2-{(2E,4R)-6-[(Z)-2-tert-butyldiphenylsilyloxyethylidene]-1,1-dimethyl-4-triethylsilyloxynona-2,8-dien-1-yl}-1,3-dithiane

There total 10 articles about 2-{(2E,4R)-6-[(Z)-2-tert-butyldiphenylsilyloxyethylidene]-1,1-dimethyl-4-triethylsilyloxynona-2,8-dien-1-yl}-1,3-dithiane 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: 60.0%

: 1083348-79-1
2-[2-(benzothiazol-2-ylsulfonyl)-1,1-dimethylethyl]-1,3-dithiane

: 1083348-72-4
C₃₁H₄₆O₃Si₂

: 1083348-80-4
2-{(2E,4R)-6-[(Z)-2-tert-butyldiphenylsilyloxyethylidene]-1,1-dimethyl-4-triethylsilyloxynona-2,8-dien-1-yl}-1,3-dithiane

Guidance literature:: 2-[2-(benzothiazol-2-ylsulfonyl)-1,1-dimethylethyl]-1,3-dithiane; With lithium hexamethyldisilazane; In tetrahydrofuran; at -78 ℃; for 0.5h;

C₃₁H₄₆O₃Si₂; In tetrahydrofuran; at -78 - 20 ℃; for 1.5h; stereoselective reaction;
DOI:10.1016/j.tetlet.2008.08.075

Reference yield:

: 3-(benzothiazol-2-ylsulfonyl)-2,2-dimethylpropan-1-ol

: 1083348-80-4
2-{(2E,4R)-6-[(Z)-2-tert-butyldiphenylsilyloxyethylidene]-1,1-dimethyl-4-triethylsilyloxynona-2,8-dien-1-yl}-1,3-dithiane

Guidance literature:: Multi-step reaction with 3 steps

1.1: dimethyl sulfoxide; oxalyl dichloride / dichloromethane / 1 h / -78 °C

1.2: 1.5 h / -78 - 20 °C

2.1: boron trifluoride diethyl etherate / dichloromethane / 1.17 h / 0 - 20 °C

3.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.33 h / -78 °C

3.2: 1.5 h / -78 - 20 °C

With oxalyl dichloride; boron trifluoride diethyl etherate; dimethyl sulfoxide; lithium hexamethyldisilazane; In tetrahydrofuran; dichloromethane;
DOI:10.1039/c7ob02127e

Reference yield:

: 3-(benzothiazol-2-ylsulfonyl)-2,2-dimethylpropanal

: 1083348-80-4
2-{(2E,4R)-6-[(Z)-2-tert-butyldiphenylsilyloxyethylidene]-1,1-dimethyl-4-triethylsilyloxynona-2,8-dien-1-yl}-1,3-dithiane

Guidance literature:: Multi-step reaction with 2 steps

1.1: boron trifluoride diethyl etherate / dichloromethane / 1.17 h / 0 - 20 °C

2.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.33 h / -78 °C

2.2: 1.5 h / -78 - 20 °C

With boron trifluoride diethyl etherate; lithium hexamethyldisilazane; In tetrahydrofuran; dichloromethane;
DOI:10.1039/c7ob02127e