(E)-2-(tert-butyldimethylsiloxy)<(4-(benzenesulfonyl)-3-oxopentyl)methylidene>cyclohexane

Base Information

Chemical Name:(E)-2-(tert-butyldimethylsiloxy)<(4-(benzenesulfonyl)-3-oxopentyl)methylidene>cyclohexane
CAS No.:79707-78-1
Molecular Formula:C₂₄H₃₈O₄SSi
Molecular Weight:450.715
Hs Code.:

Synonyms:(E)-2-(tert-butyldimethylsiloxy)<(4-(benzenesulfonyl)-3-oxopentyl)methylidene>cyclohexane

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (E)-2-(tert-butyldimethylsiloxy)<(4-(benzenesulfonyl)-3-oxopentyl)methylidene>cyclohexane

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Technology Process of (E)-2-(tert-butyldimethylsiloxy)<(4-(benzenesulfonyl)-3-oxopentyl)methylidene>cyclohexane

There total 5 articles about (E)-2-(tert-butyldimethylsiloxy)<(4-(benzenesulfonyl)-3-oxopentyl)methylidene>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:

: 95713-78-3
(Z)-<(carboethoxy)methylidene>-2-hydroxycyclohexane

: 79707-78-1
(E)-2-(tert-butyldimethylsiloxy)<(4-(benzenesulfonyl)-3-oxopentyl)methylidene>cyclohexane

Guidance literature:: Multi-step reaction with 4 steps

1: 81 percent / imidazole / dimethylformamide / 2 h / 25 °C

2: 96 percent / diisobutylaluminum hydride / toluene; hexane / 1) -78 deg C, 1.5 h; 2) 25 deg C, 30 min

3: 84 percent / CCl₄, HMPA / diethyl ether / 1.5 h / 0 °C

4: 1.) NaH, 2.) n-butyllithium / 1) 25 deg C, 2 h, THF; 2) hexane, 0 deg C (1 h), 25 deg C (90 min); 3) 0 deg C, 2.5 h

With 1H-imidazole; tetrachloromethane; N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium; sodium hydride; diisobutylaluminium hydride; In diethyl ether; hexane; N,N-dimethyl-formamide; toluene;
DOI:10.1021/ja00415a024

Reference yield:

: 79707-70-3
(E)-2-(tert-butyldimethylsiloxy)<(hydroxymethyl)methylidene>cyclohexane

: 79707-78-1
(E)-2-(tert-butyldimethylsiloxy)<(4-(benzenesulfonyl)-3-oxopentyl)methylidene>cyclohexane

Guidance literature:: Multi-step reaction with 2 steps

1: 84 percent / CCl₄, HMPA / diethyl ether / 1.5 h / 0 °C

2: 1.) NaH, 2.) n-butyllithium / 1) 25 deg C, 2 h, THF; 2) hexane, 0 deg C (1 h), 25 deg C (90 min); 3) 0 deg C, 2.5 h

With tetrachloromethane; N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium; sodium hydride; In diethyl ether;
DOI:10.1021/ja00415a024

Reference yield:

: 18162-48-6
tert-butyldimethylsilyl chloride

: 79707-78-1
(E)-2-(tert-butyldimethylsiloxy)<(4-(benzenesulfonyl)-3-oxopentyl)methylidene>cyclohexane

Guidance literature:: Multi-step reaction with 4 steps

1: 81 percent / imidazole / dimethylformamide / 2 h / 25 °C

2: 96 percent / diisobutylaluminum hydride / toluene; hexane / 1) -78 deg C, 1.5 h; 2) 25 deg C, 30 min

3: 84 percent / CCl₄, HMPA / diethyl ether / 1.5 h / 0 °C

4: 1.) NaH, 2.) n-butyllithium / 1) 25 deg C, 2 h, THF; 2) hexane, 0 deg C (1 h), 25 deg C (90 min); 3) 0 deg C, 2.5 h

With 1H-imidazole; tetrachloromethane; N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium; sodium hydride; diisobutylaluminium hydride; In diethyl ether; hexane; N,N-dimethyl-formamide; toluene;
DOI:10.1021/ja00415a024