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2 835 445

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IPC

C07D487/04(2006-01-01)

(21) (22)

Application

2024111968, 2024-05-02

(24)

Start date

2024-04-27

(22)

Actual filing date

2024-05-02

(45)

Published

2025-02-25

(72)

Inventor

Belyi Petr AleksandrovichLopatukhin Eduard IurevichKorolev Vladimir LvovichZaslavskaia Kira IakovlevnaBelov Evgenii Iurevich

(73)

Holder

Aktsionernoe Obshchestvo

METHOD OF PRODUCING 2-[1-ETHYLSULPHONYL-3-[4-(7H-PYRROLO[2,3-D]PYRIMIDIN-4-YL)PYRAZOL-1-YL]AZETIDIN-3-YL]ACETONITRILE Russian patent published in 2025 - IPC C07D487/04

Abstract RU 2835445 C1

FIELD: chemistry.

SUBSTANCE: invention refers to medicine, pharmacology and chemical-pharmaceutical industry, namely to a method of purifying a compound of formula (I). Method involves recrystallisation of a compound of formula (I) from a mixture of solvents consisting of a monoatomic alcohol, water and an aprotic solvent in volume ratios of 2.0:1.0:1.0-50.0:25.0:1.0, respectively.

EFFECT: disclosed method enables to obtain a compound of formula (I) with high output and purity.

6 cl, 2 tbl, 1 dwg, 2 ex

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RU 2 835 445 C1

Authors

Belyi Petr Aleksandrovich

Lopatukhin Eduard Iurevich

Korolev Vladimir Lvovich

Zaslavskaia Kira Iakovlevna

Belov Evgenii Iurevich

Dates

2025-02-25—Published

2024-05-02—Filed