methyl 3-chloro-5-<(E,E)-7-(2,5-dihydro-5,5-dimethyl-4-pivaloyloxyfuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzoate

Base Information

Chemical Name:methyl 3-chloro-5-<(E,E)-7-(2,5-dihydro-5,5-dimethyl-4-pivaloyloxyfuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzoate
CAS No.:113899-02-8
Molecular Formula:C₄₁H₆₇ClO₉Si₂
Molecular Weight:795.602
Hs Code.:

methyl 3-chloro-5-<(E,E)-7-(2,5-dihydro-5,5-dimethyl-4-pivaloyloxyfuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzoate

Synonyms:methyl 3-chloro-5-<(E,E)-7-(2,5-dihydro-5,5-dimethyl-4-pivaloyloxyfuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzoate

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Chemical Property of methyl 3-chloro-5-<(E,E)-7-(2,5-dihydro-5,5-dimethyl-4-pivaloyloxyfuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzoate

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Technology Process of methyl 3-chloro-5-<(E,E)-7-(2,5-dihydro-5,5-dimethyl-4-pivaloyloxyfuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzoate

There total 12 articles about methyl 3-chloro-5-<(E,E)-7-(2,5-dihydro-5,5-dimethyl-4-pivaloyloxyfuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzoate 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:

: 109625-61-8
5-<(E,E)-7-hydroxy-1,5-dimethylhepta-1,5-dienyl>-2,2-dimethyl-3-pivaloyloxy-2,5-dihydrofuran

: 113899-02-8
methyl 3-chloro-5-<(E,E)-7-(2,5-dihydro-5,5-dimethyl-4-pivaloyloxyfuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzoate

Guidance literature:: Multi-step reaction with 2 steps

1: 92 percent / trioctylphosphine, carbon tetrabromide / diethyl ether / 0.22 h / 0 °C

2: 1.) butyllithium, 2.) 3-methoxy-3-methylbut-1-ynylcopper

With n-butyllithium; carbon tetrabromide; TOP; (3-methyl-3-methoxy-1-butynyl)copper; In diethyl ether;
DOI:10.1246/bcsj.68.2727

Reference yield:

: 107669-75-0
5-<(E,E)-1,5-dimethyl-7-(tetrahydropyran-2-yloxy)hepta-1,5-dienyl>-2,2-dimethyl-3-pivaloyloxy-2,5-dihydrofuran

: 113899-02-8
methyl 3-chloro-5-<(E,E)-7-(2,5-dihydro-5,5-dimethyl-4-pivaloyloxyfuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzoate

Guidance literature:: Multi-step reaction with 3 steps

1: 92 percent / pyridinium p-toluenesulfonate / ethanol / 4 h / 50 °C

2: 92 percent / trioctylphosphine, carbon tetrabromide / diethyl ether / 0.22 h / 0 °C

3: 1.) butyllithium, 2.) 3-methoxy-3-methylbut-1-ynylcopper

With n-butyllithium; carbon tetrabromide; TOP; pyridinium p-toluenesulfonate; (3-methyl-3-methoxy-1-butynyl)copper; In diethyl ether; ethanol;
DOI:10.1246/bcsj.68.2727

Reference yield:

: 107669-74-9
(E,E)-2,6,10-trimethyl-5-pivaloyloxy-12-(tetrahydropyran-2-yloxy)dodeca-6,10-dien-3-yn-2-ol

: 113899-02-8
methyl 3-chloro-5-<(E,E)-7-(2,5-dihydro-5,5-dimethyl-4-pivaloyloxyfuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzoate

Guidance literature:: Multi-step reaction with 4 steps

1: 65 percent / AgBF₄ / benzene / 2.5 h / 80 °C

2: 92 percent / pyridinium p-toluenesulfonate / ethanol / 4 h / 50 °C

3: 92 percent / trioctylphosphine, carbon tetrabromide / diethyl ether / 0.22 h / 0 °C

4: 1.) butyllithium, 2.) 3-methoxy-3-methylbut-1-ynylcopper

With silver tetrafluoroborate; n-butyllithium; carbon tetrabromide; TOP; pyridinium p-toluenesulfonate; (3-methyl-3-methoxy-1-butynyl)copper; In diethyl ether; ethanol; benzene;
DOI:10.1246/bcsj.68.2727