

2020 No.5 (635) pp. 499–624
Table of Contents
Review Articles
RECENT ADVANCES IN THE SYNTHESIS AND BIOLOGICAL APPLICATIONS OF NORTOPSENTIN ANALOGS |
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Mona M. Kamel, Mohamed K. Abdel-hameid, Hala B. El-Nassan, Eman A. El-Khouly | 499-502 |

Heterocycles in Focus
ARYLTELLURIUM TRIHALIDES IN THE SYNTHESIS OF HETEROCYCLIC COMPOUNDS |
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Николай M. Кут, Михаил Ю. Онисько | 503-505 |

DOMINO DECARBOXYLATION–CO2 FIXATION – A ROUTE TOWARD CYCLIC CARBONATES AND OXAZOLIDINONES |
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Huangdi Feng | 506-508 |

RECENT ADVANCES IN THE SYNTHESIS OF QUINOLIN-2-ONES AND PHENANTHRIDIN-6-ONES BY DIRECT CARBONYLATION |
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Zhen Zhang, Rui Li | 509-511 |

SYNTHESIS AND DERIVATIZATION OF N-HETEROTRIANGULENES |
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Jana Petkus, Kirill Shubin | 512-514 |

METHODS FOR THE SYNTHESIS OF QUINOXALIN-2-ONES |
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Seyed Sajad Sajadikhah, Abdolkarim Zare | 515-517 |

SYNTHESIS OF PYRROLO[3,4-c]PYRIDINE-1,3-DIONES (5-AZAPHTHALIMIDES) |
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Олег В. Ершов, Анастасия И. Ершова | 518-520 |

Original Papers
α-FUNCTIONALIZED KETENE N,S-ACETALS AS TWO-CARBON SYNTHONS IN THE REACTION WITH 1,2-NAPHTHOQUINONE 1-METHIDE. SYNTHESIS OF 3-AMINO-1H-BENZO[f]CHROMENES |
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Антон В. Лукашенко, Дмитрий В. Осипов, Виталий А. Осянин, Юрий Н. Климочкин | 521-528 |

REACTIONS OF NAPHTHALEN-2-OL MANNICH BASES WITH β-AMINOACRYLONITRILES AND METHYL 3-MORPHOLINOACRYLATE |
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Антон В. Лукашенко, Дмитрий В. Осипов, Виталий А. Осянин, Юрий Н. Климочкин | 529-536 |

STRUCTURAL TRANSFORMATIONS OF 2-(ADAMANTAN-1-YL)AZIRIDINES |
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Марина В. Леонова, Надежда В. Белая, Марат Р. Баймуратов, Виктор Б. Рыбаков, Юрий Н. Климочкин | 537-541 |

One-pot synthesis of N-phosphorylmethyl pyrrolidines via an acid-catalyzed cascade elimination / cyclization / Friedel-Crafts reaction |
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Liliya I. Vagapova, Alexander R. Burilov, Almir S. Gazizov, Julia K. Voronina, Igor A. Litvinov, Essan M. Mahrous, David Virieux, Jean-Luс Pirat, Kiryll Matylitskii, Mikhail Pudovik | 542-547 |

REACTION OF 3-[(ALKYLSULFANYL)METHYL]PENTANE-2,4-DIONES WITH NICOTINIC HYDRAZIDE |
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Лариса А. Баева, Радик М. Нугуманов, Раил Р. Гатауллин, Ахнэф А. Фатыхов | 548-554 |

A SIMPLE SYNTHESIS OF 2-{2-[(ARYLMETHYLIDENE)AMINO]-INDAZOL-3-YL}MALONATE ESTERS |
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Любовь И. Кузнецова, Алексей О. Чагаровский, Ирина И. Левина, Виктор Б. Рыбаков, Ольга А. Иванова, Игорь В. Трушков | 555-561 |

SYNTHESIS OF N-BENZYLIDENE- AND N-ALKYLIDENE(3,3-DIALKYL-3,4-DIHYDROISOQUINOLIN-1(2H)-YLIDENE)ACETOHYDRAZIDES VIA THE RITTER REACTION |
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Александр Г. Михайловский, Евгения C. Погорелова, Наталия Н. Першина | 562-565 |

REACTION OF 1-SUBSTITUTED 3-(2-HYDROXYETHYLAMINO)QUINOLINE-2,4(1H,3H)-DIONES WITH ISOTHIOCYANIC ACID |
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Antonín Klásek, Antonín Lyčka, Michal Rouchal, Radek Bartošík | 566-571 |

SYNTHETIC STUDIES TOWARD NOVEL PYRROLOBENZODIAZEPINE–COUMARIN HYBRIDS |
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Guna Sakaine, Gints Smits, Pavel Arsenyan | 572-577 |

SYNTHESIS AND EVALUATION OF BIOLOGICAL ACTIVITY OF HOMODRIMANE SESQUITERPENOIDS BEARING 1,3,4-OXADIAZOLE OR 1,3,4-THIADIAZOLE UNITS |
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Lidia Lungu, Alexandru Ciocarlan, Crina Smigon, Ilker Ozer, Sergiu Shova, Iacob Gutu, Nicoleta Vornicu, Ionel Mangalagiu, Michele D'Ambrosio, Aculina Aricu | 578-585 |

ALIPHATIC CHAIN-CONTAINING MACROCYCLES AS DIAZONAMIDE A ANALOGS |
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Viktorija Vitkovska, Rimants Zogota, Toms Kalnins, Edgars Suna | 586-602 |

Short Communications
OXIDATION OF 3-ARYL-1H-BENZO[f]CHROMENES WITH KOSER'S REAGENT – SYNTHESIS OF BENZOFLAVYLIUM TOSYLATES |
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Виталий А. Осянин, Максим Р. Демидов, Дмитрий В. Осипов, Юрий Н. Климочкин | 603-606 |

TANDEM REACTIONS OF THERMOLYSIS AND [3+2] CYCLOADDITION IN THE SYNTHESIS OF 3-HETARYL-4-NITROFUROXANS FROM 4-NITROFUROXANNITROLIC ACID |
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Александр А. Ларин, Леонид Л. Ферштат, Нина Н. Махова | 607-610 |

GENERATION AND HYDROLYSIS OF N-ACYLOXAZOLINIUM SALTS ALLOWING REGIOSPECIFIC ACYLATION OF CHIRAL AMINO ALCOHOLS |
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R. Alan Aitken, Alexandra Slawin, Andrew Wilson | 611-614 |

FACILE SYNTHESIS OF ISONIAZID DERIVATIVES – 1-[2-(3-ARYL(HETARYL)-1-PHENYL-1H-PYRAZOL-4-YL)-5-(PYRIDIN-4-YL)-1,3,4-OXADIAZOL-3(2H)-YL]ETHANONES |
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Faryal Chaudhry, Munawar Ali Munawar, Misbahul Ain Khan, Misbahul Ain Khan | 615-618 |

SYNTHESIS OF 4,4'-BIS[3-(FLUORODINITROMETHYL)-1Н-1,2,4-TRIAZOL-5-YL]AZOFURAZAN |
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Наталья С. Александрова, Константин А. Моногаров, Алексей Б. Шереметев | 619-622 |

In memoriam
Igor Vasyl'ovych Ukrainets (1960–2020) |
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623-624 |
Latvian Institute of Organic Synthesis - Aizkraukles iela, 21, Riga, LV-1006, Latvia - hgs@osi.lv