(E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic acid methyl ester

Base Information

Chemical Name:(E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic acid methyl ester
CAS No.:157758-34-4
Molecular Formula:C₃₃H₅₄O₇Si
Molecular Weight:590.873
Hs Code.:

(E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic acid methyl ester

Synonyms:(E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic acid methyl ester

Suppliers and Price of (E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic 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 (E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic acid methyl ester

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of (E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic acid methyl ester

There total 12 articles about (E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic 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: 89.0%

: 69739-34-0
t-butyldimethylsiyl triflate

: 157811-05-7
(E)-(S)-5-Hydroxy-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic acid methyl ester

: 157758-34-4
(E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic acid methyl ester

Guidance literature:: With 2,6-dimethylpyridine; In dichloromethane; at -78 ℃; for 1h;
DOI:10.1039/c39940001147

Reference yield:

: 157758-29-7
(R)-2-[(2S,3S)-2-Methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-oxirane

: 157758-34-4
(E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic acid methyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 1.) 1,3-dimethyl-3,4,5-tetrahydro-2(1H)-pyrimidinone, n-BuLi, 2.) H₂SO₄, 3.) TsOH, 4.) Et₃N, 1,8-diazabicyclo<5.4.0>undec-7-ene

2: 95 percent / diisobutylaluminium hydride / CH₂Cl₂ / 0.5 h / -78 °C

3: 65 percent / ZnCl₂ / CH₂Cl₂ / 0.25 h / -20 °C

4: 99.5 percent / BF₃*OEt₂ / CH₂Cl₂; diethyl ether / -78 °C

5: 89 percent / 2,6-lutidine / CH₂Cl₂ / 1 h / -78 °C

With 2,6-dimethylpyridine; 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; n-butyllithium; sulfuric acid; boron trifluoride diethyl etherate; diisobutylaluminium hydride; toluene-4-sulfonic acid; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; zinc(II) chloride; In diethyl ether; dichloromethane;
DOI:10.1039/c39940001147

Reference yield:

: (2S,4S,5S)-4-Methoxy-6-(4-methoxy-benzyloxy)-5-methyl-hexane-1,2-diol

: 157758-34-4
(E)-(S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-{(2R,6S)-6-[(2S,3S)-2-methoxy-4-(4-methoxy-benzyloxy)-3-methyl-butyl]-5,6-dihydro-2H-pyran-2-yl}-2-methyl-hex-2-enoic acid methyl ester

Guidance literature:: Multi-step reaction with 8 steps

1: 85 percent / Et₃N, DMAP / CH₂Cl₂ / 14 h

2: 97 percent / Et₃N / CH₂Cl₂ / 1.5 h / 0 °C

3: 91 percent / TBAF / tetrahydrofuran / 10 h / 25 °C

4: 1.) 1,3-dimethyl-3,4,5-tetrahydro-2(1H)-pyrimidinone, n-BuLi, 2.) H₂SO₄, 3.) TsOH, 4.) Et₃N, 1,8-diazabicyclo<5.4.0>undec-7-ene

5: 95 percent / diisobutylaluminium hydride / CH₂Cl₂ / 0.5 h / -78 °C

6: 65 percent / ZnCl₂ / CH₂Cl₂ / 0.25 h / -20 °C

7: 99.5 percent / BF₃*OEt₂ / CH₂Cl₂; diethyl ether / -78 °C

8: 89 percent / 2,6-lutidine / CH₂Cl₂ / 1 h / -78 °C

With 2,6-dimethylpyridine; dmap; 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; n-butyllithium; sulfuric acid; boron trifluoride diethyl etherate; tetrabutyl ammonium fluoride; diisobutylaluminium hydride; toluene-4-sulfonic acid; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; zinc(II) chloride; In tetrahydrofuran; diethyl ether; dichloromethane;
DOI:10.1039/c39940001147