2,6-bis(3-bromo-2-methoxy-5-methylphenyl)-3,5-dimethylpyrylium perchlorate

Base Information

Chemical Name:2,6-bis(3-bromo-2-methoxy-5-methylphenyl)-3,5-dimethylpyrylium perchlorate
CAS No.:106942-92-1
Molecular Formula:C₂₃H₂₃Br₂O₃*ClO₄
Molecular Weight:606.692
Hs Code.:

Synonyms:2,6-bis(3-bromo-2-methoxy-5-methylphenyl)-3,5-dimethylpyrylium perchlorate

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Chemical Property of 2,6-bis(3-bromo-2-methoxy-5-methylphenyl)-3,5-dimethylpyrylium perchlorate

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Technology Process of 2,6-bis(3-bromo-2-methoxy-5-methylphenyl)-3,5-dimethylpyrylium perchlorate

There total 5 articles about 2,6-bis(3-bromo-2-methoxy-5-methylphenyl)-3,5-dimethylpyrylium perchlorate 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: 16.0%

: 2892-30-0
1-(3-bromo-2-hydroxy-5-methylphenyl)-1-propanone

: 122-51-0
orthoformic acid triethyl ester

: 106942-92-1
2,6-bis(3-bromo-2-methoxy-5-methylphenyl)-3,5-dimethylpyrylium perchlorate

Guidance literature:: With perchloric acid; at 70 ℃; for 2h;
DOI:10.1021/jo00237a027

Reference yield: 16.0%

: 106942-90-9
1-(3-bromo-2-methoxy-5-methylphenyl)-1-propanone

: 122-51-0
orthoformic acid triethyl ester

: 106942-92-1
2,6-bis(3-bromo-2-methoxy-5-methylphenyl)-3,5-dimethylpyrylium perchlorate

Guidance literature:: With perchloric acid; In diethyl ether;
DOI:10.1016/S0040-4039(00)84749-8

Reference yield:

: 104-93-8
p-methylanizole

: 106942-92-1
2,6-bis(3-bromo-2-methoxy-5-methylphenyl)-3,5-dimethylpyrylium perchlorate

Guidance literature:: Multi-step reaction with 4 steps

1: 82 percent / AlCl₃ / CH₂Cl₂

2: 86 percent / N-brom succinimide / dimethylformamide

3: 93 percent / K₂CO₃ / acetone

4: 16 percent / 70 percent perchloric acid / diethyl ether

With N-Bromosuccinimide; perchloric acid; potassium carbonate; aluminium trichloride; In diethyl ether; dichloromethane; N,N-dimethyl-formamide; acetone;
DOI:10.1016/S0040-4039(00)84749-8