4-Methyl-2,6-diphenylpyrylium tetrafluoroborate

Base Information

• Chemical Name: 4-Methyl-2,6-diphenylpyrylium tetrafluoroborate
• CAS No.: 2340-23-0
• Molecular Formula: C18H15O.BF4
• Molecular Weight: 334.121
• Mol file: 2340-23-0.mol

Synonyms:4-methyl-2,6-diphenylpyrylium tetrafluoroborate;SCHEMBL11689853;AKOS024340665

Chemical Property of 4-Methyl-2,6-diphenylpyrylium tetrafluoroborate

Chemical Property:

• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 2
• Exact Mass: 334.1152079
• Heavy Atom Count: 24
• Complexity: 256

Purity/Quality:

95% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: [B-](F)(F)(F)F.CC1=CC(=[O+]C(=C1)C2=CC=CC=C2)C3=CC=CC=C3

Technology Process of 4-Methyl-2,6-diphenylpyrylium tetrafluoroborate

There total 8 articles about 4-Methyl-2,6-diphenylpyrylium 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: 83.0%

4-methyl-2,6-diphenyl-4H-pyran (55696-71-4) → 4-methyl-2,6-diphenylpyrylium tetrafluoroborate (2340-23-0)

Guidance literature:

With trityl tetrafluoroborate; In acetonitrile; for 2.5h; Ambient temperature;

Reference yield: 82.0%

4-methyl-2,6-diphenyl-4H-pyran (55696-71-4) + tetraphenylphosphonium tetrafluoroborate (426-79-9) → 4-methyl-2,6-diphenylpyrylium tetrafluoroborate (2340-23-0)

Guidance literature:

In acetonitrile; at 20 ℃;

DOI:10.1002/anie.201306688

Reference yield: 59.0%

methyl magnesium iodide (917-64-6) + 2,6-di-phenylpyrylium tetrafluoroborate (15696-48-7) → 4-methyl-2,6-diphenylpyrylium tetrafluoroborate (2340-23-0)

Guidance literature:

methyl magnesium iodide; 2,6-di-phenylpyrylium tetrafluoroborate; In diethyl ether; at 25 ℃; for 10h; Inert atmosphere;

With tetraphenylphosphonium tetrafluoroborate; In acetonitrile; at 25 ℃; for 3h;

DOI:10.1039/c5nj02219c

upstream raw materials:

tert.-butylhydroperoxide

2,6-di-phenylpyrylium tetrafluoroborate

4-methyl-2,6-diphenyl-4H-pyran

methyl iodide

Downstream raw materials:

C₂₅H₁₉O₂⁽¹⁺⁾*BF₄^(1-)

4-((E)-2-(2,6-diphenylpyryliumtetrafluroborate-4-yl)vinyl)phenol

C₃₁H₃₃NOSi

2,6-diphenyl-4-[(2E)-4-(2,4,5,7-tetranitro-9H-fluoren-9-ylidene)but-2-enylidene]-4H-pyran

Refernces

• 1、 Boiko, I. I.,Dergunova, M. E.,Boiko, T. N.. "REACTIONS OF ACETOPHENONES AND BORON TRIFLUORIDE ETHERATE IN THE PRESENCE OF HOMOLOGS OF ORTHOFORMIC ESTER". . p. 1169 - 1171. Retrieved 1987.
• 2、 Elsayed, Sameh,Agostini, Alessandro,Santos-Figueroa, Luis E.,Martinez-Manez, Ramon,Sancenon, Felix. "An instantaneous and highly selective chromofluorogenic chemodosimeter for fluoride anion detection in pure water". . p. 58 - 62. Retrieved 2014/03/21.