FIELD: chemistry.
SUBSTANCE: present invention relates to a method of producing benzyl-[(3aS,4R,6S,6aR)-6-hydroxy-2,2-dimethyltetrahydro-3aN-cyclopenta[d][1,3]dioxol-4-yl]carbamate of formula (VI) and to intermediate products of this method. This compound is used as an intermediate product in synthesis of a pharmaceutical preparation, for example, Tikagrelor.
EFFECT: higher output and faster process.
10 cl, 17 ex
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