(3S,7R,E)-7-(tert-butoxycarbonylamino)-8-(tert-butyldiphenylsilyloxy)oct-5-en-3-yl acetate

Base Information

Chemical Name:(3S,7R,E)-7-(tert-butoxycarbonylamino)-8-(tert-butyldiphenylsilyloxy)oct-5-en-3-yl acetate
CAS No.:1345017-52-8
Molecular Formula:C₃₁H₄₅NO₅Si
Molecular Weight:539.788
Hs Code.:

Synonyms:(3S,7R,E)-7-(tert-butoxycarbonylamino)-8-(tert-butyldiphenylsilyloxy)oct-5-en-3-yl acetate

Suppliers and Price of (3S,7R,E)-7-(tert-butoxycarbonylamino)-8-(tert-butyldiphenylsilyloxy)oct-5-en-3-yl acetate

Supply Marketing:

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

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of (3S,7R,E)-7-(tert-butoxycarbonylamino)-8-(tert-butyldiphenylsilyloxy)oct-5-en-3-yl acetate

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of (3S,7R,E)-7-(tert-butoxycarbonylamino)-8-(tert-butyldiphenylsilyloxy)oct-5-en-3-yl acetate

There total 6 articles about (3S,7R,E)-7-(tert-butoxycarbonylamino)-8-(tert-butyldiphenylsilyloxy)oct-5-en-3-yl acetate 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: 94.0%

: 1345017-51-7
tert-butyl (2R,6S,E)-1-(tert-butyldiphenylsilyloxy)-6-hydroxyoct-3-en-2-ylcarbamate

: 108-24-7
acetic anhydride

: 1345017-52-8
(3S,7R,E)-7-(tert-butoxycarbonylamino)-8-(tert-butyldiphenylsilyloxy)oct-5-en-3-yl acetate

Guidance literature:: With dmap; triethylamine; In dichloromethane; at 20 ℃; for 3h; Inert atmosphere;
DOI:10.1016/j.tetlet.2011.08.084

Reference yield:

: 1345017-47-1
(S)-tert-butyl 4-((R)-1-(allyloxy)allyl)-2,2-dimethyloxazolidine-3-carboxylate

: 1345017-52-8
(3S,7R,E)-7-(tert-butoxycarbonylamino)-8-(tert-butyldiphenylsilyloxy)oct-5-en-3-yl acetate

Guidance literature:: Multi-step reaction with 5 steps

1.1: acetic acid / methanol; water / 0 - 20 °C / Inert atmosphere

2.1: 1H-imidazole / dichloromethane / 12 h / 0 - 20 °C / Inert atmosphere

3.1: n-butyllithium / tetrahydrofuran; hexane / 1 h / -78 - 0 °C / Inert atmosphere

3.2: 0 °C / Inert atmosphere

4.1: sodium tetrahydroborate; cobalt(III) chloride hexahydrate / ethanol / 1 h / 0 - 20 °C / Inert atmosphere

5.1: dmap; triethylamine / dichloromethane / 3 h / 20 °C / Inert atmosphere

With 1H-imidazole; dmap; sodium tetrahydroborate; n-butyllithium; cobalt(III) chloride hexahydrate; acetic acid; triethylamine; In tetrahydrofuran; methanol; ethanol; hexane; dichloromethane; water; 3.1: Wittig rearrangement;
DOI:10.1016/j.tetlet.2011.08.084

Reference yield:

: 1345017-49-3
tert-butyl (2S,3R)-3-(allyloxy)-1-(tert-butyldiphenylsilyloxy)pent-4-en-2-ylcarbamate

: 1345017-52-8
(3S,7R,E)-7-(tert-butoxycarbonylamino)-8-(tert-butyldiphenylsilyloxy)oct-5-en-3-yl acetate

Guidance literature:: Multi-step reaction with 3 steps

1.1: n-butyllithium / tetrahydrofuran; hexane / 1 h / -78 - 0 °C / Inert atmosphere

1.2: 0 °C / Inert atmosphere

2.1: sodium tetrahydroborate; cobalt(III) chloride hexahydrate / ethanol / 1 h / 0 - 20 °C / Inert atmosphere

3.1: dmap; triethylamine / dichloromethane / 3 h / 20 °C / Inert atmosphere

With dmap; sodium tetrahydroborate; n-butyllithium; cobalt(III) chloride hexahydrate; triethylamine; In tetrahydrofuran; ethanol; hexane; dichloromethane; 1.1: Wittig rearrangement;
DOI:10.1016/j.tetlet.2011.08.084