

2022 № 4/5 (658/659) p. 159–270
Table of Contents
Review Articles
5(4)-AMINOPYRAZOLES AS EFFECTIVE REAGENTS IN THE SYNTHESIS OF PYRAZOLO-ANNULATED PYRIDINES |
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Георгий Г. Яковенко, Леся Н. Салиева, Михаил В. Вовк | 159-177 |

SYNTHESIS, BIOLOGICAL ACTIVITY AND PHOTOPHYSICAL STUDIES OF ELLIPTICINE AND ITS DERIVATIVES: STATE OF THE ART |
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Amrit Krishna Mitra | 178-192 |

Heterocycles in Focus
SYNTHESIS OF PYRROLES FROM PROPARGYLAMINES AND THEIR DERIVATIVES: AN UPDATE |
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Jingyi Gong, Huangdi Feng | 193-195 |

SYNTHESIS OF 1,4-DIHYDRO-1,2,4-BENZOTRIAZIN-4-YL RADICALS |
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Леонид Л. Ферштат | 196-198 |

Original Papers
cis-ANNULATION OF AN OXAZOLINE FRAGMENT TO LEVOGLUCOSENONE AND THE SYNTHESIS OF 4-SUBSTITUTED 3-AMINO-1,6-ANHYDRO-3-DEOXY-β-D-MANNOPYRANOSE |
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Булат Т. Шарипов, Анна Н. Давыдова, Фарид А. Валеев | 199-205 |

THE EFFECT OF SUBSTITUENTS ON CARBON–CARBON DOUBLE BOND ISOMERIZATION IN HETEROCYCLIC HYDRAZINE DERIVATIVES |
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Marta-Lisette Pikma, Mihkel Ilisson, Rasmus Zalite, Darja Lavogina, Tõiv Haljasorg, Uno Mäeorg | 206-216 |

SYNTHESIS OF 1,2,6-TRISUBSTITUTED INDOLES FROM 6-PROPARGYLCYCLOHEX-2-ENONES AND PRIMARY AMINES |
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Sergei G. Mikhalyonok, Nina M. Kuz'menok, Vladimir S. Bezborodov, Aliaksandr S. Arol | 217-226 |

SYNTHESIS AND HALOGENATION OF 2-METHYLIMIDAZO[1,2-a]PYRIDINE. ANTIMICROBIAL ACTIVITY OF 3-BROMO-2-METHYL-1Н-IMIDAZO[1,2-a]PYRIDINIUM BROMIDE |
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Елена В. Калита, Дмитрий Г. Ким, Елизавета М. Крынина, Владимир В. Шарутин, Нина М. Шлепотина, Олег Л. Колесников, Юлия С. Шишкова, Маргарита В. Пешикова | 227-234 |

SNH AMIDATION OF 5(6,7,8)-NITROQUINOLINE N-OXIDES |
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Анастасия A. Боровлева, Елена K. Авакян, Гульминат A. Амангазиева, Олег П. Демидов, Диана Ю. Побединская, Артём П. Ермоленко, Александр Н. Ларин, Иван В. Боровлев | 235-242 |

SYNTHESIS OF NOVEL PYRIMIDO[4,5-d]PYRIMIDINE DERIVATIVES FROM 5-ACETYL-4-AMINOPYRIMIDINES |
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Александр В. Комков, Михаил А. Козлов, Михаил A. Презент, Андрей С. Дмитренок, Наталья Г. Колотыркина, Михаил Е. Миняев, Игорь В. Заварзин | 243-250 |

Short Communications
OPENING OF THE FURAN RING OF 3-NITROBENZOFURANS BY THE ACTION OF CARBONYL-STABILIZED SULFONIUM YLIDES |
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Ирина А. Семенова, Виталий А. Осянин, Олег П. Демидов, Дмитрий В. Осипов | 251-254 |

SYNTHESIS OF JULOLIDINE DERIVATIVES via SNCl4-PROMOTED SPIROCYCLIZATION OF (1-ALKYLTETRAHYDROQUINOLIN-8-YL)METHYLIDENE-1H-IMIDAZOL-5(4H)-ONES |
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Василисса В. Широкова, Александр Ю. Смирнов, Эльвира Р. Зайцева, Надежда С. Балеева, Андрей А. Михайлов, Михаил С. Баранов | 255-259 |

STEPWISE, ZWITTERIONIC COURSE OF HETERO-DIELS–ALDER REACTION BETWEEN 1,2,4-TRIAZINE MOLECULAR SYSTEMS AND 2-CYCLOPROPYLIDENE-1,3-DIMETHYLIMIDAZOLINE |
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Radomir Jasiński | 260-262 |

3,4-BIS(BROMOMETHYL)FURAZAN AND ITS N-OXIDE |
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Артем В. Хахалев, Алексей А. Анисимов, Алексей Б. Шереметев | 263-266 |

SYNTHESIS OF ISOMERIC 4-(N-METHYLTETRAZOLYLAMINO)-2-PHENYL-4H-THIOPYRANO[2,3-b]QUINOLINE-3-CARBALDEHYDES AND 4-HYDROXY-2-PHENYL-4H-THIOPYRANO[2,3-b]QUINOLINE-3-CARBALDEHYDE BASED ON TANDEM THIOL-MICHAEL AND (AZA)-MORITA–BAYLIS–HILLMAN REACTIONS AND AN in vitro STUDY OF THE ACTIVITY OF THE OBTAINED COMPOUNDS AGAINST INFLUENZA VIRUS |
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Андрей В. Храмчихин, Мария А. Скрыльникова, Юлия Н. Павлюкова, Владимир В. Зарубаев, Яна Л. Есаулкова, Анна А. Мурылева, Надежда Т. Шманёва, Геворг Г. Данагулян, Владимир А. Островский | 267-270 |

Latvian Institute of Organic Synthesis - Aizkraukles iela, 21, Riga, LV-1006, Latvia - hgs@osi.lv