(S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester

Base Information

Chemical Name:(S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester
CAS No.:108713-03-7
Molecular Formula:C₃₉H₅₂O₅Si
Molecular Weight:628.924
Hs Code.:

(S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester

Synonyms:(S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester

Suppliers and Price of (S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester

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 (S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of (S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester

There total 10 articles about (S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester 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:

: 108712-59-0
(3S,4S)-4-[(1S,6S)-6-(tert-Butyl-dimethyl-silanyloxy)-cyclohex-2-enyl]-6-[(2R,4R,6R)-4-(tert-butyl-diphenyl-silanyloxy)-6-methoxy-tetrahydro-pyran-2-yl]-3-methyl-hexanal oxime

: 108713-03-7
(S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester

Guidance literature:: Multi-step reaction with 9 steps

1: 5percent aq. sodium hypochloride, triethylamine / CH₂Cl₂ / 2 h / 0 °C

2: 76.5 percent / H₂ / Raney nickel / acetic acid; methanol; H₂O / 2 h

3: 89 percent / aluminum oxide / benzene / 0.25 h / Heating

4: 94 percent / cerium(III) chloride heptahydrate, sodium borohydride / methanol / 0.17 h / Ambient temperature

5: 42 percent / aluminum oxide / toluene / 0.5 h / Heating

6: 77 percent / p-toluenesulfonic acid monohydrate / methanol / 12 h / Ambient temperature

7: 75 percent / 1,3-dicyclohexylcarbodiimide, 4-(dimethylamino)pyridine / CH₂Cl₂ / 72 h / Ambient temperature

8: 10percent aq. HCl / tetrahydrofuran / 4 h / 50 °C

9: pyridinium chlorochromate, aluminum oxide / CH₂Cl₂ / 8 h / Ambient temperature

With hydrogenchloride; dmap; aluminum oxide; sodium hypochlorite; sodium tetrahydroborate; cerium(III) chloride; hydrogen; toluene-4-sulfonic acid; triethylamine; dicyclohexyl-carbodiimide; pyridinium chlorochromate; nickel; In tetrahydrofuran; methanol; dichloromethane; water; acetic acid; toluene; benzene;
DOI:10.1021/jo00392a009

Reference yield:

: 108712-60-3
<4S-<4α,5α(2S^*,4S^*,6S^*),5aα,6β,8aα,8bα>>-6-<<(1,1-dimethylethyl)dimethylsilyl>oxy>-5-<2-<4-<<(1,1-dimethylethyl)diphenylsilyl>oxy>tetrahydro-6-methoxy-2H-pyran-2-yl>ethyl>-4,5,5a,6,7,8,8a,8b-octahydro-4-methyl-3H-naphth<1,8-cd>isoxazole

: 108713-03-7
(S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester

Guidance literature:: Multi-step reaction with 8 steps

1: 76.5 percent / H₂ / Raney nickel / acetic acid; methanol; H₂O / 2 h

2: 89 percent / aluminum oxide / benzene / 0.25 h / Heating

3: 94 percent / cerium(III) chloride heptahydrate, sodium borohydride / methanol / 0.17 h / Ambient temperature

4: 42 percent / aluminum oxide / toluene / 0.5 h / Heating

5: 77 percent / p-toluenesulfonic acid monohydrate / methanol / 12 h / Ambient temperature

6: 75 percent / 1,3-dicyclohexylcarbodiimide, 4-(dimethylamino)pyridine / CH₂Cl₂ / 72 h / Ambient temperature

7: 10percent aq. HCl / tetrahydrofuran / 4 h / 50 °C

8: pyridinium chlorochromate, aluminum oxide / CH₂Cl₂ / 8 h / Ambient temperature

With hydrogenchloride; dmap; aluminum oxide; sodium tetrahydroborate; cerium(III) chloride; hydrogen; toluene-4-sulfonic acid; dicyclohexyl-carbodiimide; pyridinium chlorochromate; nickel; In tetrahydrofuran; methanol; dichloromethane; water; acetic acid; toluene; benzene;
DOI:10.1021/jo00392a009

Reference yield:

: 108743-01-7
(S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R,6R)-4-(tert-butyl-diphenyl-silanyloxy)-6-hydroxy-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester

: 108713-03-7
(S)-2-Methyl-butyric acid (1S,7S,8S,8aR)-8-{2-[(2R,4R)-4-(tert-butyl-diphenyl-silanyloxy)-6-oxo-tetrahydro-pyran-2-yl]-ethyl}-7-methyl-1,2,3,7,8,8a-hexahydro-naphthalen-1-yl ester

Guidance literature:: With aluminum oxide; pyridinium chlorochromate; In dichloromethane; for 8h; Yield given; Ambient temperature;
DOI:10.1021/jo00392a009