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ChemicalBook CAS DataBase List METHYL 2,4-DINITROPHENYLACETATE

METHYL 2,4-DINITROPHENYLACETATE synthesis

6synthesis methods
-

Yield:58605-12-2 100%

Reaction Conditions:

in methanol;toluene at 20; for 3 h;

Steps:

B.1

22.6 g (100 mmol) of 2,4-dinitrophenylacetic acid is dissolved in a mixture of 200 ml of methanol and 830 ml of toluene, mixed at room temperature with 83 ml of trimethylsilyldiazomethane (2 molar in toluene; 166 mmol) and stirred for 3 hours at room temperature. After concentration by evaporation to the dry state and drying at 70° C. in a vacuum, 24 g (100 % of theory) of 2,4-dinitrophenyl-acetic acid methyl ester is obtained

References:

US2004/39019,2004,A1 Location in patent:Page/Page column 5-6

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