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ChemicalBook CAS DataBase List ACETIC ACID, [(DIPHENYLMETHYL)SULFINYL]-, ETHYL ESTER

ACETIC ACID, [(DIPHENYLMETHYL)SULFINYL]-, ETHYL ESTER synthesis

4synthesis methods
-

Yield:118286-19-4 92%

Reaction Conditions:

with 3-chloro-benzenecarboperoxoic acid in dichloromethane at 20; for 4 h;Inert atmosphere;

Steps:

48

Under nitrogen protection, add (diphenylmethyl) (ethyl acetate) sulfide 3hx (1.0 mmol), m-chloroperoxybenzoic acid (1.0 mmol) and dichloromethane (2 mL) to the reaction flask at room temperature The reaction was continued for 4 hours. After stopping the reaction, cool to room temperature, evaporate the solvent and separate by column chromatography. The volume ratio (mL / mL) of the eluent used is ethyl acetate: petroleum ether = 0: 100 ~ 1: 10.(Diphenylmethyl) (ethyl acetate) sulfoxide 4 was obtained in a yield of 92%.

References:

CN110483349,2019,A Location in patent:Paragraph 0066; 0068