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ChemicalBook CAS DataBase List 2-(4-bromophenyl)-4,6-dimethyl-1,3,5-triazine

2-(4-bromophenyl)-4,6-dimethyl-1,3,5-triazine synthesis

4synthesis methods
55368-42-8 Synthesis
4-Bromobenzamidine hydrochloride

55368-42-8
132 suppliers
$11.00/1g

121-44-8 Synthesis
Triethylamine

121-44-8
838 suppliers
$9.00/5g

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Yield:83253-21-8 96%

Reaction Conditions:

with oxygen;eosin B disodium salt;Cs2CO3 in (methylsulfinyl)methane; for 48 h;Sealed tube;Irradiation;Reagent/catalyst;Solvent;

Steps:

1; 65 Example 1 Preparation of 2,4-dimethyl-6-p-bromophenyl-1,3,5-triazine

First take 0.3 mmol of p-bromobenzamidine hydrochloride and 0.6 mmol of triethylamine, then take 10 mmol% photosensitizer Eosin B, then take 0.6 mmol of cesium carbonate, add 1.5 mL of DMSO as solvent, oxygen as oxidant, add dry In a clean 25mL quartz tube, it was sealed and placed under a xenon lamp for light, and the reaction was continued for 48 hours with continuous magnetic stirring.After the reaction, the final product was taken out for TCL detection, and finally the final product 2,4-dimethyl-6-p-bromophenyl-1,3,5-triazine was obtained by column chromatography with a yield of 96%.

References:

CN115010673,2022,A Location in patent:Paragraph 0029-0034; 0224-0250