(S)-2-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl ester

Base Information

Chemical Name:(S)-2-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl ester
CAS No.:180285-55-6
Molecular Formula:C₄₅H₆₀O₆Si
Molecular Weight:725.053
Hs Code.:

(S)-2-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl ester

Synonyms:(S)-2-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl ester

Suppliers and Price of (S)-2-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl 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-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl ester

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of (S)-2-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl ester

There total 10 articles about (S)-2-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl 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:

: (8E,12E)-(2S,6S,7S,10S,11R)-11-(tert-Butyl-diphenyl-silanyloxy)-2-ethyl-7-hydroxy-2-(4-methoxy-benzyloxy)-6,8,10,12-tetramethyl-3-oxo-tetradeca-8,12-dienoic acid methyl ester

: 180285-55-6
(S)-2-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl ester

Guidance literature:: With pyridinium p-toluenesulfonate; In methanol; at 60 ℃; for 1h; Yield given;
DOI:10.1016/0040-4039(96)00804-0

Reference yield:

: 2186-92-7
p-Anisaldehyde dimethyl acetal

: 180285-55-6
(S)-2-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl ester

Guidance literature:: Multi-step reaction with 11 steps

1: 98 percent / PPTS / dimethylformamide / 2 h / 55 °C / 25 Torr

2: i-Bu₂AlH / CH₂Cl₂ / 2 h / -78 °C

3: pyridinium dichromate / dimethylformamide / 96 h / Ambient temperature

4: diethyl ether; CHCl₃

5: 74 percent / n-Bu₄NF / tetrahydrofuran / 48 h / Ambient temperature

6: 82 percent / 1.) Me₂SO, (COCl)2; 2.) Et₃N / CH₂Cl₂ / -78 °C

7: 82 percent / n-BuLi / tetrahydrofuran / -78 °C

8: 93 percent / Me₂SO, (CF₃CO)2O / CH₂Cl₂ / -78 °C

9: 96 percent / aluminum amalgam / H₂O; tetrahydrofuran

10: DDQ / CH₂Cl₂; H₂O / 3 h / 0 °C

11: PPTS / methanol / 1 h / 60 °C

With dipyridinium dichromate; n-butyllithium; oxalyl dichloride; aluminium amalgam; tetrabutyl ammonium fluoride; pyridinium p-toluenesulfonate; diisobutylaluminium hydride; dimethyl sulfoxide; triethylamine; trifluoroacetic anhydride; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In tetrahydrofuran; methanol; diethyl ether; dichloromethane; chloroform; water; N,N-dimethyl-formamide;
DOI:10.1016/0040-4039(96)00804-0

Reference yield:

: 180285-51-2
(S)-2-Hydroxymethyl-2-(4-methoxy-benzyloxy)-butyric acid methyl ester

: 180285-55-6
(S)-2-{(5S,6S)-6-[(1E,5E)-(3S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-1,3,5-trimethyl-hepta-1,5-dienyl]-5-methyl-5,6-dihydro-4H-pyran-2-yl}-2-(4-methoxy-benzyloxy)-butyric acid methyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 82 percent / 1.) Me₂SO, (COCl)2; 2.) Et₃N / CH₂Cl₂ / -78 °C

2: 82 percent / n-BuLi / tetrahydrofuran / -78 °C

3: 93 percent / Me₂SO, (CF₃CO)2O / CH₂Cl₂ / -78 °C

4: 96 percent / aluminum amalgam / H₂O; tetrahydrofuran

5: DDQ / CH₂Cl₂; H₂O / 3 h / 0 °C

6: PPTS / methanol / 1 h / 60 °C

With n-butyllithium; oxalyl dichloride; aluminium amalgam; pyridinium p-toluenesulfonate; dimethyl sulfoxide; triethylamine; trifluoroacetic anhydride; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In tetrahydrofuran; methanol; dichloromethane; water;
DOI:10.1016/0040-4039(96)00804-0