3-(1-methylpyridinium-4-yl)-1,5-di-4-trifluoromethylphenyl-1,5-dione tetrafluoroborate

Base Information

• Chemical Name: 3-(1-methylpyridinium-4-yl)-1,5-di-4-trifluoromethylphenyl-1,5-dione tetrafluoroborate
• CAS No.: 1037520-59-4
• Molecular Formula: BF₄*C₂₅H₂₀F₆NO₂
• Molecular Weight: 567.234
• Mol file: 1037520-59-4.mol

Synonyms:3-(1-methylpyridinium-4-yl)-1,5-di-4-trifluoromethylphenyl-1,5-dione tetrafluoroborate

Chemical Property of 3-(1-methylpyridinium-4-yl)-1,5-di-4-trifluoromethylphenyl-1,5-dione tetrafluoroborate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3-(1-methylpyridinium-4-yl)-1,5-di-4-trifluoromethylphenyl-1,5-dione tetrafluoroborate

There total 2 articles about 3-(1-methylpyridinium-4-yl)-1,5-di-4-trifluoromethylphenyl-1,5-dione tetrafluoroborate 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: 95.0%

3-(4-pyridyl)-1,5-bis(4-(trifluoromethyl)phenyl)pentane-1,5-dione (1037520-57-2) + trimethoxonium tetrafluoroborate (420-37-1) → 3-(1-methylpyridinium-4-yl)-1,5-di-4-trifluoromethylphenyl-1,5-dione tetrafluoroborate (1037520-59-4)

Guidance literature:

In dichloromethane; at 20 ℃;

DOI:10.1111/php.12174

Reference yield:

pyridine-4-carbaldehyde (872-85-5) → 3-(1-methylpyridinium-4-yl)-1,5-di-4-trifluoromethylphenyl-1,5-dione tetrafluoroborate (1037520-59-4)

Guidance literature:

Multi-step reaction with 2 steps

1.1: sodium hydride / methanol / 0 °C

1.2: 1 h / 0 - 10 °C

2.1: dichloromethane / 20 °C

With sodium hydride; In methanol; dichloromethane;

DOI:10.1111/php.12174

Reference yield: 47.0%

3-(1-methylpyridinium-4-yl)-1,5-di-4-trifluoromethylphenyl-1,5-dione tetrafluoroborate (1037520-59-4) → 4-(2,6-ditrifluoromethylphenylpyrylium-4-yl)-1-methylpyridinium bistetrafluoroborate

Guidance literature:

With tetrafluoroboric acid; triphenylmethyl alcohol; acetic anhydride; at 80 ℃; for 0.5h;

DOI:10.1111/php.12174

upstream raw materials:

3-(4-pyridyl)-1,5-bis(4-(trifluoromethyl)phenyl)pentane-1,5-dione

trimethoxonium tetrafluoroborate

pyridine-4-carbaldehyde