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12:22 Feb 16, 2005
English to Russian translations [Non-PRO] Science - Chemistry; Chem Sci/Eng
English term or phrase:spatulas of molecular sieve 4 A
R(+)-serine ethyl ester hydrochloride (3.0 g) is dissolved in methanol (150 ml), 5 spatulas of molecular sieve 4 A and then acetylacetone (2.55 ml) are added and the mixture is brought to reflux overnight.