

2019 No.4/5 (622/623) pp. 283–480
Table of Contents
Anniversaries and dates
ПАМЯТИ ПРОФЕССОРА ВАЛЕРИЯ ДМИТРИЕВИЧА ОРЛОВА (1941–2017) |
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283-284 |
Review Articles
AURONES: SYNTHESIS AND PROPERTIES |
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Антонина В. Попова, Светлана П. Бондаренко, Михаил С. Фрасинюк | 285-299 |

ARYL ALKYNOATES IN THE RADICAL SYNTHESIS OF COUMARINS |
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Виктория C. Виктория С. Москвина, Владимир П. Хиля | 300-306 |

SYNTHESIS AND TRANSFORMATION FEATURES OF 2-(2-OXO-2-ARYLETHYLIDENE)-2,3-DIHYDROPYRIMIDIN-4(1Н)-ONES |
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Аркадий А. Яволовский, Лидия В. Грищук, Юрий Э. Иванов, Сергей М. Плужник-Гладырь, Герберт Л. Камалов | 307-311 |

CONTRIBUTIONS BY PROFESSOR V. D. ORLOV TO THE CHEMISTRY OF NITROGEN HETEROCYCLES |
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Надежда Н. Колос, Сергей А. Комыхов | 312-323 |

RECENT PROGRESS IN THE SYNTHESIS OF MORPHOLINES |
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Vitalii A. Palchykov, Valentyn A. Chebanov | 324-332 |

CONJUGATED 2,4,1- AND 1,4,3-ENYNONES AS POLYCENTRIC ELECTROPHILES IN SYNTHESIS OF HETEROCYCLIC COMPOUNDS |
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Александр А. Голованов, Дмитрий М. Гусев, Иван С. Один, Семен C. Злотский | 333-348 |

Heterocycles in Focus
THIOPYRAN-3-ONE 1,1-DIOXIDES IN THE SYNTHESIS OF HETEROCYCLES |
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Eugene K. Kozirev, Vitalii A. Palchykov | 349-351 |

Original Papers
CATALYST-FREE THREE-COMPONENT SYNTHESIS OF NEW PYRROLIDINE DERIVATIVES via 1,3-DIPOLAR CYCLOADDITION |
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Yazmín Villareal, Braulio Insuasty, Rodrigo Abonia, Alejandro Ortiz, Jairo Quiroga | 352-358 |

N-DIFLUOROMETHYLATION OF MONOSUBSTITUTED POLYDENTATE AZOLES |
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Кирилл И. Петко, Тарас М. Соколенко, Андрей А. Филатов, Виталий В. Половинко, Эдуард Б. Русанов, Вадим А. Дудко, Юрий Л. Ягупольский | 359-366 |

A NEW METHOD FOR THE CONSTRUCTION OF [1,2,4]TRIAZOLO[1,5-a]PYRIDINE SYSTEM |
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Владимир А. Ковтуненко, Людмила М. Потиха, Андрей В. Шелепюк, Тараc H. Тарасюк | 367-373 |

CONCURRENT PATHWAY AND UNEXPECTED PRODUCTS IN THE CuAAC REACTION OF ETHYL PROP-2-YNYL METHYLPHOSPHONATE WITH AROMATIC AZIDES |
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Nazariy T. Pokhodylo, Olga Ya. Shyyka, Mykola A. Tupychak, Yurii I. Slyvka, Mykola D. Obushak | 374-378 |

N-BOC-4-AMINOPYRAZOLE-5-CARBALDEHYDES IN FRIENDLÄNDER SYNTHESIS OF PYRAZOLO[4,3-b]PYRIDINES |
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Георгий Г. Яковенко, Олег А. Лукьянов, Андрей В. Больбут, Михаил В. Вовк | 379-385 |

SYNTHESIS OF 7-ARYLIMIDAZO[1,2-a]PYRAZIN-8(7H)-ONE DERIVATIVES |
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Svitlana S. Kovalenko, Oleksandr G. Drushlyak, Sergiy M. Kovalenko, Natalya D. Bunyatyan, Dmitry V. Kravchenko, Alexandre V. Ivachtchenko | 386-391 |

ACETIC ALDEHYDE IN MULTICOMPONENT SYNTHESIS OF AZOLOPYRIMIDINE DERIVATIVES IN WATER |
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Irina G. Tkachenko, Sergey A. Komykhov, Eugene S. Gladkov, Vladimir I. Musatov, Valentyn A. Chebanov, Sergey M. Desenko | 392-396 |

PYRROLO[2,3-d]PYRIMIDINE DERIVATIVES IN THE SYNTHESIS OF A NOVEL HETEROCYCLIC SYSTEM 2a,5a,7-TRIAZAACENAPHTHYLENE |
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Любовь B. Музычка, Ирина O. Яремчук, Евгений B. Вервес, Олег Б. Смолий | 397-400 |

8-(METHYL(PHENYL)SULFONYL)-2,6-DIHYDROIMIDAZO[1,2-c]-PYRIMIDIN-5(3Н)-ONES AND 9-(METHYL(PHENYL)SULFONYL)-2,3,4,7-DIHYDRO-6H-PYRIMIDO[1,6-a]PYRIMIDIN-6-ONES: SYNTHESIS AND ANTIVIRAL ACTIVITY |
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Роман Н. Соломянный, Ольга В. Шаблыкина, Виктория С. Москвина, Владимир П. Хиля, Эдуард Б. Русанов, Владимир С. Броварец | 401-407 |

AMIDES OF SUBSTITUTED 3-(PTERIDIN-6-YL)PROPANOIC ACIDS: SYNTHESIS, SPECTRAL CHARACTERISTICS, AND CYTOTOXIC ACTIVITY |
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Максим С. Казунин, Алексей Ю. Воскобойник, Оксана М. Шаталова, Людмила Н. Малоштан, Сергей И. Коваленко | 408-415 |

CATIONIC RING CONTRACTION OF SEVEN-MEMBERED CYCLE OF 3,4-DIHYDRO-2H-1,5-BENZOXATHIEPINE DERIVATIVES |
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Taras M. Tarasiuk, Olena O. Shyshkina, Lyudmila M. Potikha, Yulian M. Volovenko | 416-420 |

EXPANDING THE CHEMICAL SPACE OF sp3-ENRICHED 4,5-DISUBSTITUTED OXAZOLES via SYNTHESIS OF NOVEL BUILDING BLOCKS |
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Evgeniy Y. Slobodyanyuk, Andrii A. Andriienko, Bohdan V. Vashchenko, Dmitriy M. Volochnyuk, Sergey V. Ryabukhin, Oleksandr O. Grygorenko | 421-434 |

SYNTHESIS OF THIENO[2,3-b]PYRROLE-2(4)-CARBOXYLIC AND 2,4-DICARBOXYLIC ACIDS |
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Алина Н. Грозав, Марьяна З. Федорив, Виталий А. Чорноус, Алина А. Паламар, Михаил К. Братенко, Михаил В. Вовк | 435-441 |

MULTICOMPONENT SYNTHESIS AND MOLECULAR STRUCTURE OF 3-AMINO-2-AROYL(ALKOXYCARBONYL, ARYLCARBAMOYL)-4-ARYL(HETARYL)- 5-ARYLCARBAMOYL-6-METHYLTHIENO[2,3-b]PYRIDINES |
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Иван В. Дяченко, Владимир Д. Дяченко, Павел В. Дороватовский, Виктор Н. Хрусталев, Валентин Г. Ненайденко | 442-447 |

ESTIMATION OF BIOLOGICAL AFFINITY OF NITROGEN-CONTAINING CONJUGATED HETEROCYCLIC PHARMACOPHORES |
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Marina V. Kachaeva, Nataliya V. Obernilhina, Evgenia S. Veligina, Maryna Yu. Zhuravlova, Yaroslav O. Prostota, Oleksiy D. Kachkovsky, Volodymyr S. Brovarets | 448-454 |

THE EFFECT OF THE STRUCTURE OF DERIVATIVES OF NITROGEN-CONTAINING HETEROCYCLES ON THEIR ANTI-INFLUENZA ACTIVITY |
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Татьяна Л. Гридина, Алла C. Федчук, Степан C. Басок, Анатолий Г. Артеменко, Людмила H. Огниченко, Лариса И. Шитикова, Анатолий Ф. Луцюк, Александр A. Грузевский, Виктор Е. Кузьмин | 455-462 |

Short Communications
PECULIARITIES OF CYCLIZATION OF 2-(2-OXO-2-PHENYLETHYLIDENE)- 2,3-DIHYDROPYRIMIDIN-4(1Н)-ONE WITH ETHYL CYANOACETATE |
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Аркадий А. Яволовский, Лидия В. Грищук, Сергей М. Плужник-Гладырь, Юрий Э. Иванов, Ильдар М. Ракипов, Дмитрий Е. Степанов, Герберт Л. Камалов | 463-464 |

SYNTHESIS OF CHROMENO[2,3-c]PYRROL-9(2H)-ONES BY DOMINO REACTIONS OF AMINO ACIDS WITH YNONES |
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Mariia Miliutina, Yevhen Ivon, Evgeniy Y. Slobodyanyuk, Syeda Abida Ejaz, Jamshed Iqbal, Alexander Villinger, Viktor O. Iaroshenko, Peter Langer | 465-468 |

AN EFFICIENT SYNTHESIS OF NOVEL 11H-CHROMENO[3',2':3,4]PYRROLO[2,1-b][1,3]THIAZOL-11-ONE HETEROCYCLIC SYSTEM |
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Tetiana V. Shokol, Natalia V. Gorbulenko, Volodymir P. Khilya | 469-472 |

SYNTHESIS AND HALOCYCLIZATION OF 2-MERCAPTONICOTINIC ACID PROPARGYL DERIVATIVES |
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Елена В. Калита, Дмитрий Г. Ким, Олег С. Ельцов, Таисия С. Штукина, Ирина В. Мухаметгалеева | 473-477 |

PECULIARITIES OF 4-METHALLYL-5-METHALLYLAMINO-1,2,4-TRIAZOLE-3-THIONE HALOGENATION |
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Maksym M. Fizer, Mikhailo V. Slivka, Vasil G. Lendel | 478-480 |

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