1-{3-[6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-b]pyran-2-yl}-ethanol

Base Information

Chemical Name:1-{3-[6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-b]pyran-2-yl}-ethanol
CAS No.:208454-73-3
Molecular Formula:C₆₀H₈₈O₉Si₃
Molecular Weight:1037.61
Hs Code.:

1-{3-[6-[2-(<i>tert</i>-butyl-dimethyl-silanyloxy)-ethyl]-3-(<i>tert</i>-butyl-diphenyl-silanyloxy)-2-(<i>tert</i>-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-<i>b</i>]pyran-2-yl}-ethanol

Synonyms:1-{3-[6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-b]pyran-2-yl}-ethanol

Suppliers and Price of 1-{3-[6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-b]pyran-2-yl}-ethanol

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 1-{3-[6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-b]pyran-2-yl}-ethanol

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of 1-{3-[6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-b]pyran-2-yl}-ethanol

There total 9 articles about 1-{3-[6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-b]pyran-2-yl}-ethanol 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:

: 208454-48-2
((2R,3S)-3-Allyloxy-tetrahydro-pyran-2-yl)-acetaldehyde

: 208454-73-3
1-{3-[6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-b]pyran-2-yl}-ethanol

Guidance literature:: Multi-step reaction with 7 steps

2.1: sec-butyllithium / tetrahydrofuran / -78 °C

2.2: 32 percent / tetrahydrofuran / -78 °C

3.1: 29 percent / TiCl₄; triphenylphosphine / CH₂Cl₂ / -78 - 0 °C

4.1: 95 percent / 2,6-lutidine / CH₂Cl₂ / 0.5 h / 0 °C

5.1: N-methylmorpholine N-oxide; OsO₄ / H₂O; 2-methyl-propan-2-ol; various solvent(s) / 20 °C

6.1: lead tetraacetate / benzene / 0.5 h / 20 °C

7.1: 2.778 g / tetrahydrofuran; diethyl ether / -78 - 0 °C

With 2,6-dimethylpyridine; lead(IV) acetate; osmium(VIII) oxide; sec.-butyllithium; titanium tetrachloride; 4-methylmorpholine N-oxide; triphenylphosphine; In tetrahydrofuran; diethyl ether; dichloromethane; water; tert-butyl alcohol; benzene; 2.1: Metallation / 2.2: allylsilylation / 3.1: Cyclization / 4.1: Etherification / 5.1: Oxidation / 6.1: Oxidation / 7.1: Addition;
DOI:10.1021/jo990989b

Reference yield:

: 208454-47-1
(2R,3S,4aR,6S,7R,9aS)-3-(tert-Butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-6-(2-hydroxy-ethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-ol

: 208454-73-3
1-{3-[6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-b]pyran-2-yl}-ethanol

Guidance literature:: Multi-step reaction with 7 steps

2.1: sec-butyllithium / tetrahydrofuran / -78 °C

2.2: 32 percent / tetrahydrofuran / -78 °C

3.1: 29 percent / TiCl₄; triphenylphosphine / CH₂Cl₂ / -78 - 0 °C

4.1: 95 percent / 2,6-lutidine / CH₂Cl₂ / 0.5 h / 0 °C

5.1: N-methylmorpholine N-oxide; OsO₄ / H₂O; 2-methyl-propan-2-ol; various solvent(s) / 20 °C

6.1: lead tetraacetate / benzene / 0.5 h / 20 °C

7.1: 2.778 g / tetrahydrofuran; diethyl ether / -78 - 0 °C

With 2,6-dimethylpyridine; lead(IV) acetate; osmium(VIII) oxide; sec.-butyllithium; titanium tetrachloride; 4-methylmorpholine N-oxide; triphenylphosphine; In tetrahydrofuran; diethyl ether; dichloromethane; water; tert-butyl alcohol; benzene; 2.1: Metallation / 2.2: allylsilylation / 3.1: Cyclization / 4.1: Etherification / 5.1: Oxidation / 6.1: Oxidation / 7.1: Addition;
DOI:10.1021/jo990989b

Reference yield:

: 69739-34-0
t-butyldimethylsiyl triflate

: 208454-73-3
1-{3-[6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-3-(tert-butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-octahydro-1,5-dioxa-benzocyclohepten-7-yloxy]-octahydro-pyrano[3,2-b]pyran-2-yl}-ethanol

Guidance literature:: Multi-step reaction with 4 steps

1: 95 percent / 2,6-lutidine / CH₂Cl₂ / 0.5 h / 0 °C

2: N-methylmorpholine N-oxide; OsO₄ / H₂O; 2-methyl-propan-2-ol; various solvent(s) / 20 °C

3: lead tetraacetate / benzene / 0.5 h / 20 °C

4: 2.778 g / tetrahydrofuran; diethyl ether / -78 - 0 °C

With 2,6-dimethylpyridine; lead(IV) acetate; osmium(VIII) oxide; 4-methylmorpholine N-oxide; In tetrahydrofuran; diethyl ether; dichloromethane; water; tert-butyl alcohol; benzene; 1: Etherification / 2: Oxidation / 3: Oxidation / 4: Addition;
DOI:10.1021/jo990989b