1. Acyclic Enaminodiones in the Synthesis of Heterocyclic Compounds

   • Dmitrii L. Obydennov
   • Elena V. Chernyshova
   • Vyacheslav Ya. Sosnovskikh

   REVIEWS 12 November 2020 Pages: 1241 - 1253

   

2. Methods of Synthesis for the Azolo[1,2,4]Triazines

   • Egor K. Voinkov
   • Roman A. Drokin
   • Vladimir L. Rusinov

   OriginalPaper 12 November 2020 Pages: 1254 - 1273

   

3. Modern approaches to the synthesis of 3-(acylamino)-and 3-(carbamoylamino)benzofuran-2(3H)-ones (microreview)

   • Anatolii I. Sokolov
   • Mikhail S. Baranov

   OriginalPaper 16 November 2020 Pages: 1274 - 1276

   

4. Formation of five-membered nitrogen-containing heterocycles based on 1-bromo-1-nitroalkenes (microreview)

   • Vasilii V. Pelipko
   • Ruslan I. Baichurin

   HETEROCYCLES IN FOCUS 18 November 2020 Pages: 1277 - 1279

   

5. Synthesis of 6H-1,2-oxazin-6-ones (microreview)

   • Alexey V. Nizovtsev
   • Mikhail S. Baranov

   OriginalPaper 14 November 2020 Pages: 1280 - 1282

   

6. Green synthesis of novel phosphonate derivatives using ultrasonic irradiation

   • Shirin Sharafian
   • Zinatossadat Hossaini
   • Mohammad A. Khalilzadeh

   OriginalPaper 18 November 2020 Pages: 1283 - 1291

   

7. Effective Synthesis of Hard-To-Reach 3,4-Disubstituted Thiophene Derivatives Based on bis(2-chloropropenyl) Sulfide

   • Valentina S. Nikonova
   • Nikolai А. Korchevin
   • Igor B. Rozentsveig

   OriginalPaper 13 November 2020 Pages: 1292 - 1296

   

8. Synthesis of a Fluorinated Derivative of Sigma-1 Receptor Modulator E1R: 2-[5-oxo-3-phenyl-2-(trifluoromethyl)pyrrolidin-1-yl]Acetamide

   • Jevgenijs Kuznecovs
   • Vladislavs Baskevics
   • Grigory Veinberg

   OriginalPaper 13 November 2020 Pages: 1297 - 1301

   

9. 3-Nitro-2-phenyl-2-trifluoromethyl-2H-chromenes in reactions with azomethine ylides from isatins and (thia)proline: synthesis of spiro[chromeno(thia)pyrrolizidine-11,3'-oxindoles]

   • Igor B. Kutyashev
   • Ivan А. Kochnev
   • Vyacheslav Ya. Sosnovskikh

   OriginalPaper 18 November 2020 Pages: 1302 - 1313

   

10. Design, synthesis, and structure of alkyl 1H-pyrazolecarboxylates from a raspberry ketone methyl ether

    • Taís B. Goulart
    • Adriana M. Neves
    • Alex F. C. Flores

    OriginalPaper 17 November 2020 Pages: 1314 - 1320

    

11. Synthesis of 1,2-azole derivatives on the basis of α,β-unsaturated triterpene aldehydes

    • Mikhail A. Nazarov
    • Irina A. Tolmacheva
    • Victoria V. Grishko

    OriginalPaper 16 November 2020 Pages: 1321 - 1328

    

12. Efficient synthesis of imidazole and pyrimidine derivatives

    • Oleksii O. Kolomoitsev
    • Eugene S. Gladkov
    • Valentyn A. Chebanov

    OriginalPaper 16 November 2020 Pages: 1329 - 1334

    

13. The Dimroth rearrangement of 5-amino-1-aryl-1,2,3-triazole-4-carbothioamides

    • Vladimir G. Ilkin
    • Lidiya N. Dianova
    • Tetyana V. Beryozkina

    OriginalPaper 16 November 2020 Pages: 1335 - 1340

    

14. The tandem Dimroth rearrangement and sulfonylation/acylation as regioselective method for the synthesis of 5-arylamino-2-sulfonyland 2-acyl-5-arylamino-1,2,3-triazole-4-carbothioamides

    • Lidiya N. Dianova
    • Tetyana V. Beryozkina
    • Vasiliy А. Bakulev

    OriginalPaper 17 November 2020 Pages: 1341 - 1347

    

15. Synthesis of new pyrido[4,3-e][1,2,4]triazolo-[5,1-c][1,2,4]triazin-6(7H)-ones

    • Mohammad N. Mawlood
    • Mikhail A. Potapov
    • Andrey Yu. Potapov

    OriginalPaper 16 November 2020 Pages: 1348 - 1352

    

16. Target-oriented synthesis of functionalized pyrazolo-fused medium-sized N,S-heterocycles via Friedel–Crafts ring closure approach

    • Hassan A. K. Abd El-Aal

    OriginalPaper 17 November 2020 Pages: 1353 - 1362

    

17. Synthesis of Novel 2-Hetarylpyrrolidines via the Reaction of N-(4,4-diethoxybutyl)amidophosphates with C-nucleophiles

    • Andrey V. Smolobochkin
    • Rakhymzhan A. Turmanov
    • Mikhail A. Pudovik

    SHORT COMMUNICATIONS 16 November 2020 Pages: 1363 - 1365

    

18. The Nenitzescu Reaction in the Synthesis of New Abietane Diterpene Indoles

    • Elena V. Tretyakova
    • Lyaisan R. Yarmukhametova
    • Lyudmila V. Parfenova

    OriginalPaper 14 November 2020 Pages: 1366 - 1369

    

19. A Convenient 5-exo-dig Cyclization Route to Diastereomerically Pure Methyl (2S)-2-(1-benzyl-3-oxo-1,3-dihydro-2H-isoindol-2-yl)-3-methylbutanoate

    • Dnyaneshwar Nighot
    • Arvind Kumar Jain
    • Varun Rawat

    OriginalPaper 14 November 2020 Pages: 1370 - 1374