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ChemicalBook CAS DataBase List ETHYL 3-METHYL-1-PHENYLPYRAZOLE-5-CARBOXYLATE
81153-63-1

ETHYL 3-METHYL-1-PHENYLPYRAZOLE-5-CARBOXYLATE synthesis

8synthesis methods
-

Yield:81153-63-1 92%

Reaction Conditions:

Stage #1: anilinewith tert.-butylnitrite;acetic acid in methanol at 0; for 0.5 h;Schlenk technique;Inert atmosphere;
Stage #2: ethyl 5-methyl-2H-pyrazole-3-carboxylatewith copper diacetate in methanol at 0 - 20; for 18 h;Schlenk technique;Inert atmosphere;

References:

Toummini, Dounia;Tlili, Anis;Bergs, Julien;Ouazzani, Fouad;Taillefer, Marc [Chemistry - A European Journal,2014,vol. 20,# 45,p. 14619 - 14623] Location in patent:supporting information

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