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2 675 159

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IPC

C07D498/14(2006-01-01)

A61K31/4245(2006-01-01)

(21) (22)

Application

2018126841, 2018-07-21

(24)

Start date

2018-07-21

(22)

Actual filing date

2018-07-21

(45)

Published

2018-12-17

(72)

Inventor

Korolev Vyacheslav LeonidovichMerkulova Natalya LeonidovnaDanilenko Vitalij MikhajlovichPivina Tatyana StepanovnaLotorev Dmitrij SergeevichKudryavtseva Tatyana Nikolaevna

(73)

Holder

Federalnoe Gosudarstvennoe Byudzhetnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Gosudarstvennyj Universitet"

METHOD OF OBTAINING C-NITROIMIDAZO[4,5-E]BENZO[1,2-C;3,4-C']DIFUROXANE Russian patent published in 2018 - IPC C07D498/14 A61K31/4245

Abstract RU 2675159 C1

FIELD: chemistry.

SUBSTANCE: invention relates to a method for producing C-nitroimidazo[4,5-e]benzo[1,2-c;3,4-c']difuroxane.

EFFECT: method for the preparation of C-nitroimidazo[4,5-e]benzo[1,2-c;3,4-c']difuroxane by nitration of imidazo[4,5-e]benzo[1,2-c;3,4-c']difuroxane in the HNO₃/Ac₂O system at temperatures from -5 to 20 °C is developed, which allows to increase the yield of the target product.

1 cl, 1 ex

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RU 2 675 159 C1

Authors

Korolev Vyacheslav Leonidovich

Merkulova Natalya Leonidovna

Danilenko Vitalij Mikhajlovich

Pivina Tatyana Stepanovna

Lotorev Dmitrij Sergeevich

Kudryavtseva Tatyana Nikolaevna

Dates

2018-12-17—Published

2018-07-21—Filed