trifluoro-methanesulfonic acid 3-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-3,6-dihydro-2H-pyran-4-yl ester

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Chemical Name:trifluoro-methanesulfonic acid 3-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-3,6-dihydro-2H-pyran-4-yl ester
CAS No.:859845-32-2
Molecular Formula:C₃₈H₆₅F₃O₈SSi₂
Molecular Weight:795.162
Hs Code.:

trifluoro-methanesulfonic acid 3-(<i>tert</i>-butyl-dimethyl-silanyloxy)-6-[2-(<i>tert</i>-butyl-dimethyl-silanyloxy)-ethyl]-2-[8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-3,6-dihydro-2<i>H</i>-pyran-4-yl ester

Synonyms:trifluoro-methanesulfonic acid 3-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-3,6-dihydro-2H-pyran-4-yl ester

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Chemical Property of trifluoro-methanesulfonic acid 3-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-3,6-dihydro-2H-pyran-4-yl ester

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Technology Process of trifluoro-methanesulfonic acid 3-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-3,6-dihydro-2H-pyran-4-yl ester

There total 6 articles about trifluoro-methanesulfonic acid 3-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-3,6-dihydro-2H-pyran-4-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:

: 859845-00-4
(2S,3S,6S)-3-(tert-Butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[(E)-(R)-8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-tetrahydro-pyran-4-one

: N-(5-chloro-2-pyridyl)triflylamide

: 859845-32-2
trifluoro-methanesulfonic acid 3-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-3,6-dihydro-2H-pyran-4-yl ester

Guidance literature:: (2S,3S,6S)-3-(tert-Butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[(E)-(R)-8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-tetrahydro-pyran-4-one; With N,N,N,N,N,N-hexamethylphosphoric triamide; lithium diisopropyl amide; In tetrahydrofuran; at -78 ℃; for 0.5h;

N-(5-chloro-2-pyridyl)triflylamide; With N,N,N,N,N,N-hexamethylphosphoric triamide; In tetrahydrofuran; at -78 ℃; for 1.5h;
DOI:10.1021/ol051119l

Reference yield:

: C₂₈H₄₆O₄Si₃

: 859845-32-2
trifluoro-methanesulfonic acid 3-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-3,6-dihydro-2H-pyran-4-yl ester

Guidance literature:: Multi-step reaction with 5 steps

1.1: 99 percent / di-t-butylmethylpyridine; TMSOTf / CH₂Cl₂ / -78 - -50 °C

2.1: tetrahydrofuran / 8 h / 62 °C

2.2: 70 percent / Me₂AlCl / CH₂Cl₂ / -78 °C

3.1: 100 percent / PPTS / methanol / 4 h / 0 °C

4.1: 99 percent / 2,4,6-collidine / -78 - -20 °C

5.1: LDA; HMPA / tetrahydrofuran / 0.5 h / -78 °C

5.2: HMPA / tetrahydrofuran / 1.5 h / -78 °C

With 2,4,6-trimethyl-pyridine; N,N,N,N,N,N-hexamethylphosphoric triamide; di-tert-butylmethylpyridine; trimethylsilyl trifluoromethanesulfonate; pyridinium p-toluenesulfonate; lithium diisopropyl amide; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1021/ol051119l

Reference yield:

: 859845-27-5
(2S,3S,6S)-6-[2-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-hydroxy-2-[(E)-(R)-8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-tetrahydro-pyran-4-one

: 859845-32-2
trifluoro-methanesulfonic acid 3-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2-[8-(4-methoxy-benzyloxy)-1,3-dimethyl-oct-1-enyl]-3,6-dihydro-2H-pyran-4-yl ester

Guidance literature:: Multi-step reaction with 2 steps

1.1: 99 percent / 2,4,6-collidine / -78 - -20 °C

2.1: LDA; HMPA / tetrahydrofuran / 0.5 h / -78 °C

2.2: HMPA / tetrahydrofuran / 1.5 h / -78 °C

With 2,4,6-trimethyl-pyridine; N,N,N,N,N,N-hexamethylphosphoric triamide; lithium diisopropyl amide; In tetrahydrofuran;
DOI:10.1021/ol051119l