5-(3,4,5-trimethoxystyryl)-2,3-dihydro-7-(5,5-dimethyl-1,3-dioxan-2-yl)thieno[3,4-b][1,4]dioxine

Base Information

Chemical Name:5-(3,4,5-trimethoxystyryl)-2,3-dihydro-7-(5,5-dimethyl-1,3-dioxan-2-yl)thieno[3,4-b][1,4]dioxine
CAS No.:1373485-51-8
Molecular Formula:C₂₃H₂₈O₇S
Molecular Weight:448.537
Hs Code.:

Synonyms:5-(3,4,5-trimethoxystyryl)-2,3-dihydro-7-(5,5-dimethyl-1,3-dioxan-2-yl)thieno[3,4-b][1,4]dioxine

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Chemical Property of 5-(3,4,5-trimethoxystyryl)-2,3-dihydro-7-(5,5-dimethyl-1,3-dioxan-2-yl)thieno[3,4-b][1,4]dioxine

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Technology Process of 5-(3,4,5-trimethoxystyryl)-2,3-dihydro-7-(5,5-dimethyl-1,3-dioxan-2-yl)thieno[3,4-b][1,4]dioxine

There total 7 articles about 5-(3,4,5-trimethoxystyryl)-2,3-dihydro-7-(5,5-dimethyl-1,3-dioxan-2-yl)thieno[3,4-b][1,4]dioxine 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: 90.0%

: diethyl(2,3-dihydro-5-(5,5-dimethyl-1,3-dioxan-2-yl)thieno[3,4-b][1,4]dioxin-7-yl)methylphosphonate

: 86-81-7
3,4,5-trimethoxy-benzaldehyde

: 1373485-51-8
5-(3,4,5-trimethoxystyryl)-2,3-dihydro-7-(5,5-dimethyl-1,3-dioxan-2-yl)thieno[3,4-b][1,4]dioxine

Guidance literature:: With potassium tert-butylate; In tetrahydrofuran; at -10 - 20 ℃; for 1h; Inert atmosphere;
DOI:10.1002/adfm.201101897

Reference yield:

: 204905-77-1
3,4-ethylenedioxythiophene-2-carboxaldehyde

: 1373485-51-8
5-(3,4,5-trimethoxystyryl)-2,3-dihydro-7-(5,5-dimethyl-1,3-dioxan-2-yl)thieno[3,4-b][1,4]dioxine

Guidance literature:: Multi-step reaction with 5 steps

1: toluene-4-sulfonic acid / toluene / 1 h / 110 °C

2: dichloromethane; acetonitrile / 1 h / 20 - 80 °C / Inert atmosphere

3: diethyl ether; chloroform / 12 h / Darkness

4: N,N-dimethyl-formamide / 150 °C / Inert atmosphere

5: potassium tert-butylate / tetrahydrofuran / 1 h / -10 - 20 °C / Inert atmosphere

With potassium tert-butylate; toluene-4-sulfonic acid; In tetrahydrofuran; diethyl ether; dichloromethane; chloroform; N,N-dimethyl-formamide; toluene; acetonitrile; 5: Wittig-Horner reaction;
DOI:10.1002/adfm.201101897

Reference yield:

: 1286685-26-4
5-(5,5-dimethyl-[1,3]dioxin-2-yl)-2,3-dihydro-thieno[3,4-b][1,4]dioxine

: 1373485-51-8
5-(3,4,5-trimethoxystyryl)-2,3-dihydro-7-(5,5-dimethyl-1,3-dioxan-2-yl)thieno[3,4-b][1,4]dioxine

Guidance literature:: Multi-step reaction with 4 steps

1: dichloromethane; acetonitrile / 1 h / 20 - 80 °C / Inert atmosphere

2: diethyl ether; chloroform / 12 h / Darkness

3: N,N-dimethyl-formamide / 150 °C / Inert atmosphere

4: potassium tert-butylate / tetrahydrofuran / 1 h / -10 - 20 °C / Inert atmosphere

With potassium tert-butylate; In tetrahydrofuran; diethyl ether; dichloromethane; chloroform; N,N-dimethyl-formamide; acetonitrile; 4: Wittig-Horner reaction;
DOI:10.1002/adfm.201101897