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2 700 931

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(51)

IPC

C07D498/14(2006-01-01)

(21) (22)

Application

2019105933, 2019-03-03

(24)

Start date

2019-03-03

(22)

Actual filing date

2019-03-03

(45)

Published

2019-09-24

(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 PRODUCING C-NITROIMIDAZO[4,5-E]BENZO[1,2-C;3,4-C']DIFUROXANE Russian patent published in 2019 - IPC C07D498/14

Abstract RU 2700931 C1

FIELD: chemistry.

SUBSTANCE: invention relates to a method of producing 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 HNO₃/Ac₂O system at temperature -5…0 °C and HNO₃/Ac₂O ratio 3/5 by volume.

EFFECT: high output of the end product to 88 %.

1 cl, 1 ex

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RU 2 700 931 C1

Authors

Korolev Vyacheslav Leonidovich

Merkulova Natalya Leonidovna

Danilenko Vitalij Mikhajlovich

Pivina Tatyana Stepanovna

Lotorev Dmitrij Sergeevich

Kudryavtseva Tatyana Nikolaevna

Dates

2019-09-24—Published

2019-03-03—Filed