3,3-ethylenedioxy-7-(2-methoxyphenyl)-7,7-propylenedithio-1-trimethylsilyl-1-heptyne

Base Information

Chemical Name:3,3-ethylenedioxy-7-(2-methoxyphenyl)-7,7-propylenedithio-1-trimethylsilyl-1-heptyne
CAS No.:137729-68-1
Molecular Formula:C₂₂H₃₂O₃S₂Si
Molecular Weight:436.712
Hs Code.:

Synonyms:3,3-ethylenedioxy-7-(2-methoxyphenyl)-7,7-propylenedithio-1-trimethylsilyl-1-heptyne

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Chemical Property of 3,3-ethylenedioxy-7-(2-methoxyphenyl)-7,7-propylenedithio-1-trimethylsilyl-1-heptyne

Chemical Property:

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Technology Process of 3,3-ethylenedioxy-7-(2-methoxyphenyl)-7,7-propylenedithio-1-trimethylsilyl-1-heptyne

There total 6 articles about 3,3-ethylenedioxy-7-(2-methoxyphenyl)-7,7-propylenedithio-1-trimethylsilyl-1-heptyne 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:

: 137709-29-6
6-hydroxy-3-oxo-1-trimethylsilyl-1-hexyne

: 137729-68-1
3,3-ethylenedioxy-7-(2-methoxyphenyl)-7,7-propylenedithio-1-trimethylsilyl-1-heptyne

Guidance literature:: Multi-step reaction with 4 steps

1: 85 percent / pyridine / CH₂Cl₂ / 36 h / Ambient temperature

2: 90 percent / p-TsOH / benzene / 3 h / Heating

3: 82 percent / NaI / acetone / 96 h / Ambient temperature

4: 1) n-BuLi / 1) THF, hexane, -78 deg C, 30 min, 2) a) -78 deg C, 1 h, b) to r.t., 1 h

With pyridine; n-butyllithium; toluene-4-sulfonic acid; sodium iodide; In dichloromethane; acetone; benzene;
DOI:10.1248/cpb.39.2106

Reference yield:

: 137709-30-9
4-oxo-6-trimethylsilyl-5-hexynyl methanesulfonate

: 137729-68-1
3,3-ethylenedioxy-7-(2-methoxyphenyl)-7,7-propylenedithio-1-trimethylsilyl-1-heptyne

Guidance literature:: Multi-step reaction with 3 steps

1: 90 percent / p-TsOH / benzene / 3 h / Heating

2: 82 percent / NaI / acetone / 96 h / Ambient temperature

3: 1) n-BuLi / 1) THF, hexane, -78 deg C, 30 min, 2) a) -78 deg C, 1 h, b) to r.t., 1 h

With n-butyllithium; toluene-4-sulfonic acid; sodium iodide; In acetone; benzene;
DOI:10.1248/cpb.39.2106

Reference yield:

: 137709-31-0
4,4-ethylenedioxy-6-trimethylsilyl-5-hexynyl methanesulfonate

: 137729-68-1
3,3-ethylenedioxy-7-(2-methoxyphenyl)-7,7-propylenedithio-1-trimethylsilyl-1-heptyne

Guidance literature:: Multi-step reaction with 2 steps

1: 82 percent / NaI / acetone / 96 h / Ambient temperature

2: 1) n-BuLi / 1) THF, hexane, -78 deg C, 30 min, 2) a) -78 deg C, 1 h, b) to r.t., 1 h

With n-butyllithium; sodium iodide; In acetone;
DOI:10.1248/cpb.39.2106