2-Pentanone, 5-[(4R,6S)-6-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]-2,2-dimethyl- 1,3-dioxan-4-yl]-1-[(2S,4Z,6R)-4-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy] ethylidene]tetrahydro-6-[[(4-methoxyphenyl)methoxy]methyl]-2H-pyran-2 -yl]-3,3-dimethyl-4-(phenylmethoxy)-, (4S)-

Base Information

Chemical Name:2-Pentanone, 5-[(4R,6S)-6-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]-2,2-dimethyl- 1,3-dioxan-4-yl]-1-[(2S,4Z,6R)-4-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy] ethylidene]tetrahydro-6-[[(4-methoxyphenyl)methoxy]methyl]-2H-pyran-2 -yl]-3,3-dimethyl-4-(phenylmethoxy)-, (4S)-
CAS No.:807365-65-7
Molecular Formula:C70H90O9Si2
Molecular Weight:1131.65
Hs Code.:

2-Pentanone,
5-[(4R,6S)-6-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]-2,2-dimethyl-
1,3-dioxan-4-yl]-1-[(2S,4Z,6R)-4-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]
ethylidene]tetrahydro-6-[[(4-methoxyphenyl)methoxy]methyl]-2H-pyran-2
-yl]-3,3-dimethyl-4-(phenylmethoxy)-, (4S)-

Synonyms:

Suppliers and Price of 2-Pentanone, 5-[(4R,6S)-6-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]-2,2-dimethyl- 1,3-dioxan-4-yl]-1-[(2S,4Z,6R)-4-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy] ethylidene]tetrahydro-6-[[(4-methoxyphenyl)methoxy]methyl]-2H-pyran-2 -yl]-3,3-dimethyl-4-(phenylmethoxy)-, (4S)-

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Chemical Property of 2-Pentanone, 5-[(4R,6S)-6-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]-2,2-dimethyl- 1,3-dioxan-4-yl]-1-[(2S,4Z,6R)-4-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy] ethylidene]tetrahydro-6-[[(4-methoxyphenyl)methoxy]methyl]-2H-pyran-2 -yl]-3,3-dimethyl-4-(phenylmethoxy)-, (4S)-

Chemical Property:

Purity/Quality:

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Technology Process of 2-Pentanone, 5-[(4R,6S)-6-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]-2,2-dimethyl- 1,3-dioxan-4-yl]-1-[(2S,4Z,6R)-4-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy] ethylidene]tetrahydro-6-[[(4-methoxyphenyl)methoxy]methyl]-2H-pyran-2 -yl]-3,3-dimethyl-4-(phenylmethoxy)-, (4S)-

There total 2 articles about 2-Pentanone, 5-[(4R,6S)-6-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]-2,2-dimethyl- 1,3-dioxan-4-yl]-1-[(2S,4Z,6R)-4-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy] ethylidene]tetrahydro-6-[[(4-methoxyphenyl)methoxy]methyl]-2H-pyran-2 -yl]-3,3-dimethyl-4-(phenylmethoxy)-, (4S)- 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:

: 807365-58-8
(E)-(2S,10R)-2-Benzyloxy-1-{(4R,6S)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-2,2-dimethyl-[1,3]dioxan-4-yl}-8-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-10-hydroxy-11-(4-methoxy-benzyloxy)-3,3-dimethyl-undec-5-en-4-one

: 807365-65-7
(S)-4-Benzyloxy-5-{(4R,6S)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-2,2-dimethyl-[1,3]dioxan-4-yl}-1-[(2S,6R)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-(4-methoxy-benzyloxymethyl)-tetrahydro-pyran-2-yl]-3,3-dimethyl-pentan-2-one

Guidance literature:: With potassium tert-butylate; In tetrahydrofuran; at 20 ℃; for 0.0833333h;
DOI:10.1016/j.tetlet.2004.09.124

Reference yield:

: 807365-58-8
(E)-(2S,10R)-2-Benzyloxy-1-{(4R,6S)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-2,2-dimethyl-[1,3]dioxan-4-yl}-8-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-10-hydroxy-11-(4-methoxy-benzyloxy)-3,3-dimethyl-undec-5-en-4-one

: C₇₀H₉₀O₉Si₂

: 807365-65-7
(S)-4-Benzyloxy-5-{(4R,6S)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-2,2-dimethyl-[1,3]dioxan-4-yl}-1-[(2S,6R)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-(4-methoxy-benzyloxymethyl)-tetrahydro-pyran-2-yl]-3,3-dimethyl-pentan-2-one

Guidance literature:: With potassium tert-butylate; In tetrahydrofuran; at 20 ℃; for 0.0833333h; Inert atmosphere;
DOI:10.1039/c6ob01804a

Reference yield:

: 807365-65-7
(S)-4-Benzyloxy-5-{(4R,6S)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-2,2-dimethyl-[1,3]dioxan-4-yl}-1-[(2S,6R)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-(4-methoxy-benzyloxymethyl)-tetrahydro-pyran-2-yl]-3,3-dimethyl-pentan-2-one

: 807366-09-2
(S)-4-((2R,4S,6S)-4-Benzyloxy-6-{(2S,6R)-4-[2-hydroxy-eth-(Z)-ylidene]-6-vinyl-tetrahydro-pyran-2-ylmethyl}-6-methoxy-5,5-dimethyl-tetrahydro-pyran-2-yl)-3-(2-trimethylsilanyl-ethoxymethoxy)-butan-1-ol

Guidance literature:: Multi-step reaction with 6 steps

1.1: PPTS / methanol / 19 h / 20 °C

2.1: 85 percent / iPr₂NEt / CH₂Cl₂

3.1: DDQ / CH₂Cl₂

3.2: 71 percent / (MeO)3CH; PPTS / methanol

4.1: Dess-Martin periodinane

5.1: tBuOK

6.1: 76 percent / TBAF

With potassium tert-butylate; tetrabutyl ammonium fluoride; Dess-Martin periodane; N-ethyl-N,N-diisopropylamine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; pyridinium p-toluenesulfonate; In methanol; dichloromethane; 5.1: Wittig reaction;
DOI:10.1016/j.tetlet.2004.09.124