(1S,5R)-1,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(S)-3-methyl-3-((1R,2R)-1,2,6-trimethyl-6-triethylsilanyloxy-heptyl)-cyclohex-(E)-ylidene]-eth-(Z)-ylidene]-cyclohexane

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Chemical Name:(1S,5R)-1,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(S)-3-methyl-3-((1R,2R)-1,2,6-trimethyl-6-triethylsilanyloxy-heptyl)-cyclohex-(E)-ylidene]-eth-(Z)-ylidene]-cyclohexane
CAS No.:181116-72-3
Molecular Formula:C₄₄H₈₆O₃Si₃
Molecular Weight:747.422
Hs Code.:

(1S,5R)-1,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(S)-3-methyl-3-((1R,2R)-1,2,6-trimethyl-6-triethylsilanyloxy-heptyl)-cyclohex-(E)-ylidene]-eth-(Z)-ylidene]-cyclohexane

Synonyms:(1S,5R)-1,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(S)-3-methyl-3-((1R,2R)-1,2,6-trimethyl-6-triethylsilanyloxy-heptyl)-cyclohex-(E)-ylidene]-eth-(Z)-ylidene]-cyclohexane

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Chemical Property of (1S,5R)-1,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(S)-3-methyl-3-((1R,2R)-1,2,6-trimethyl-6-triethylsilanyloxy-heptyl)-cyclohex-(E)-ylidene]-eth-(Z)-ylidene]-cyclohexane

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Technology Process of (1S,5R)-1,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(S)-3-methyl-3-((1R,2R)-1,2,6-trimethyl-6-triethylsilanyloxy-heptyl)-cyclohex-(E)-ylidene]-eth-(Z)-ylidene]-cyclohexane

There total 9 articles about (1S,5R)-1,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(S)-3-methyl-3-((1R,2R)-1,2,6-trimethyl-6-triethylsilanyloxy-heptyl)-cyclohex-(E)-ylidene]-eth-(Z)-ylidene]-cyclohexane 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: 88.0%

: 81522-68-1
[(2Z)-2-[(3S,5R)-3,5-bis(tert-butyldimethylsilanyloxy)-2-methylenecyclohexylidene]ethyl]diphenylphosphine oxide

: 163216-02-2
(3S)-3-methyl-3-((1R,2R)-6-triethylsilyloxy-1,2,6-trimethylheptyl)cyclohexanone

: 181116-72-3
(1S,5R)-1,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(S)-3-methyl-3-((1R,2R)-1,2,6-trimethyl-6-triethylsilanyloxy-heptyl)-cyclohex-(E)-ylidene]-eth-(Z)-ylidene]-cyclohexane

Guidance literature:: With n-butyllithium; In tetrahydrofuran; at -78 ℃;
DOI:10.1016/0960-894X(96)00301-0

Reference yield:

: 994-30-9
triethylsilyl chloride

: 181116-72-3
(1S,5R)-1,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(S)-3-methyl-3-((1R,2R)-1,2,6-trimethyl-6-triethylsilanyloxy-heptyl)-cyclohex-(E)-ylidene]-eth-(Z)-ylidene]-cyclohexane

Guidance literature:: Multi-step reaction with 4 steps

1: 92 percent / DMAP, imidazole / dimethylformamide

2: 95 percent / 9-BBN, H₂O₂

3: 80 percent / PDC

4: 88 percent / n-BuLi / tetrahydrofuran / -78 °C

With 1H-imidazole; dmap; dipyridinium dichromate; 9-borabicyclo[3.3.1]nonane dimer; n-butyllithium; dihydrogen peroxide; In tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1016/0960-894X(96)00301-0

Reference yield:

: 163215-99-4
(2R,3R)-3,7-dimethyl-2((1S)-1-methyl-2-cyclohexenyl)-6-octene

: 181116-72-3
(1S,5R)-1,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-3-[2-[(S)-3-methyl-3-((1R,2R)-1,2,6-trimethyl-6-triethylsilanyloxy-heptyl)-cyclohex-(E)-ylidene]-eth-(Z)-ylidene]-cyclohexane

Guidance literature:: Multi-step reaction with 5 steps

1: 67 percent / Hg(OAc)2, NaOH, NaBH₄

2: 92 percent / DMAP, imidazole / dimethylformamide

3: 95 percent / 9-BBN, H₂O₂

4: 80 percent / PDC

5: 88 percent / n-BuLi / tetrahydrofuran / -78 °C

With 1H-imidazole; dmap; sodium hydroxide; sodium tetrahydroborate; dipyridinium dichromate; 9-borabicyclo[3.3.1]nonane dimer; n-butyllithium; mercury(II) diacetate; dihydrogen peroxide; In tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1016/0960-894X(96)00301-0