C₂₇H₃₄B₂O₄S

Base Information

• Chemical Name: C₂₇H₃₄B₂O₄S
• CAS No.: 1312610-31-3
• Molecular Formula: C₂₇H₃₄B₂O₄S
• Molecular Weight: 476.253

Synonyms:C₂₇H₃₄B₂O₄S

Chemical Property of C₂₇H₃₄B₂O₄S

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
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Technology Process of C₂₇H₃₄B₂O₄S

There total 11 articles about C₂₇H₃₄B₂O₄S 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:

3-methoxy-2-hydroxybenzaldehyde (148-53-8) → C27H34B2O4S (1312610-31-3)

Guidance literature:

Multi-step reaction with 12 steps

1.1: potassium hydroxide / water; tetrahydrofuran / 0 - 20 °C

2.1: diphenylether / 240 - 250 °C / Inert atmosphere

3.1: sodium hydroxide; water / methanol / 2 h / Inert atmosphere; Reflux

4.1: sodium hydroxide / water / 4 h / 100 °C

4.2: 20 °C / pH 4 - 5

5.1: sodium hydroxide / diphenylether; water / 6 h / 100 °C

5.2: 20 °C / pH 4 - 5

6.1: copper; quinoline / 1.5 h / 210 - 220 °C / Inert atmosphere

7.1: bromine / tetrachloromethane / 2.5 h / 0 °C

8.1: sodium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / tetrahydrofuran / 80 °C / Inert atmosphere

9.1: n-butyllithium / tetrahydrofuran; hexanes / 0.5 h / -78 °C

9.2: 1 h

10.1: boron tribromide / dichloromethane / 0.5 h / 0 °C

10.2: Cooling with ice

11.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 0.5 h / 0 °C

12.1: potassium acetate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 3 h / 80 °C / Inert atmosphere

With quinoline; n-butyllithium; water; bromine; potassium acetate; boron tribromide; copper; sodium carbonate; N-ethyl-N,N-diisopropylamine; potassium hydroxide; sodium hydroxide; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In tetrahydrofuran; 1,4-dioxane; methanol; tetrachloromethane; hexanes; diphenylether; dichloromethane; water; 8.1: Suzuki Coupling;

Reference yield:

7-methoxybenzothiophene (88791-08-6) → C27H34B2O4S (1312610-31-3)

Guidance literature:

Multi-step reaction with 6 steps

1.1: bromine / tetrachloromethane / 2.5 h / 0 °C

2.1: sodium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / tetrahydrofuran / 80 °C / Inert atmosphere

3.1: n-butyllithium / tetrahydrofuran; hexanes / 0.5 h / -78 °C

3.2: 1 h

4.1: boron tribromide / dichloromethane / 0.5 h / 0 °C

4.2: Cooling with ice

5.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 0.5 h / 0 °C

6.1: potassium acetate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 3 h / 80 °C / Inert atmosphere

With n-butyllithium; bromine; potassium acetate; boron tribromide; sodium carbonate; N-ethyl-N,N-diisopropylamine; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In tetrahydrofuran; 1,4-dioxane; tetrachloromethane; hexanes; dichloromethane; 2.1: Suzuki Coupling;

Reference yield:

O-(2-formyl-6-methoxyphenyl)-N,N-dimethylthiocarbamate (88791-03-1) → C27H34B2O4S (1312610-31-3)

Guidance literature:

Multi-step reaction with 11 steps

1.1: diphenylether / 240 - 250 °C / Inert atmosphere

2.1: sodium hydroxide; water / methanol / 2 h / Inert atmosphere; Reflux

3.1: sodium hydroxide / water / 4 h / 100 °C

3.2: 20 °C / pH 4 - 5

4.1: sodium hydroxide / diphenylether; water / 6 h / 100 °C

4.2: 20 °C / pH 4 - 5

5.1: copper; quinoline / 1.5 h / 210 - 220 °C / Inert atmosphere

6.1: bromine / tetrachloromethane / 2.5 h / 0 °C

7.1: sodium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / tetrahydrofuran / 80 °C / Inert atmosphere

8.1: n-butyllithium / tetrahydrofuran; hexanes / 0.5 h / -78 °C

8.2: 1 h

9.1: boron tribromide / dichloromethane / 0.5 h / 0 °C

9.2: Cooling with ice

10.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 0.5 h / 0 °C

11.1: potassium acetate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 3 h / 80 °C / Inert atmosphere

With quinoline; n-butyllithium; water; bromine; potassium acetate; boron tribromide; copper; sodium carbonate; N-ethyl-N,N-diisopropylamine; sodium hydroxide; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In tetrahydrofuran; 1,4-dioxane; methanol; tetrachloromethane; hexanes; diphenylether; dichloromethane; water; 7.1: Suzuki Coupling;

upstream raw materials:

3-methoxy-2-hydroxybenzaldehyde

7-methoxybenzothiophene

O-(2-formyl-6-methoxyphenyl)-N,N-dimethylthiocarbamate

S-(2-formyl-6-methoxyphenyl)-N,N-dimethylthiocarbamate

Downstream raw materials:

C₄₃H₅₂N₈O₆S

C₃₉H₄₆N₆O₄S

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