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1. Full Text Cover Feature: Tetrakis(phenylethynyl)tetracene: A New π‐Extended Rubrene Derivative (Chem. Eur. J. 53/2018)
by Kitamura, Kei and Asahina, Kenta and Nagai, Yusaku and Sugiyama, Haruki and Uekusa, Hidehiro and Hamura, Toshiyuki
Chemistry – A European Journal, ISSN 0947-6539, 09/2018, Volume 24, Issue 53, pp. 13986 - 13986
Tetraarylethynyltetracenes, viewed as novel π‐extended rubrene derivatives, can be synthesized by aryne cycloaddition by using isobenzofuran as a trapping... 
cycloaddition | crowded tetracene | naphthalyne | rubrene | dialkynylisobenzofuran | polycycles
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2. Full Text A convenient preparation of thieno[3,2-c]pyrazole 1
by Airey, John and Barrague, Matthieu and Edwards, Michael L and Ferro, Michael and Friedrich, Dirk and Gillespy, Timothy A and Jurcak, John and Musick, Kwon and Weintraub, Philip M
Synthesis (Germany), ISSN 0039-7881, 01/2014, Volume 46, Issue 1, pp. 96 - 100
cyclizations | aminations | heterocycles | polycycles
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3. Full Text First Synthesis of 2,9-Disubstituted cis-2,3a,7b,9,10a,14b- Hexaazaperhydrodibenzotetracenes
by Rakhimova, Elena B and Kirsanov, Victor Yu and Mescheryakova, Ekaterina S and Khalilov, Leonard M and Ibragimov, Askhat G and Dzhemilev, Usein M
Synlett, ISSN 0936-5214, 09/2018, Volume 29, Issue 14, pp. 1861 - 1866
Abstract The first synthesis of 2,9-disubstituted cis -2,3а,7b,9,10a,14b-hexaazaperhydrodibenzotetracenes has been accomplished through intermolecular... 
letter | hexaazaperhydrodibenzotetracenes | catalysis | heterocyclization | tetraazaperhydrotetracenes | polycycles
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4. Full Text Synthesis of [8]Cycloparaphenylene from a Square‐Shaped Tetranuclear Platinum Complex
by Yamago, Shigeru and Watanabe, Yoshiki and Iwamoto, Takahiro
Angewandte Chemie International Edition, ISSN 1433-7851, 01/2010, Volume 49, Issue 4, pp. 757 - 759
Square goes to loop: A selective synthesis of [8]cycloparaphenylene under mild and neutral reaction conditions was achieved in a small number of steps and in a... 
nanotubes | platinum | cyclophanes | conjugation | polycycles | Cyclophanes | Conjugation | Platinum | Polycycles | Nanotubes | ARYL REDUCTIVE ELIMINATION | BELTS | BOND | CHEMISTRY, MULTIDISCIPLINARY | METATHESIS | TETRADEHYDRODIANTHRACENE
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5. Full Text Stable π‐Extended p‐Quinodimethanes: Synthesis and Tunable Ground States
by Zeng, Zebing and Wu, Jishan
The Chemical Record, ISSN 1527-8999, 02/2015, Volume 15, Issue 1, pp. 322 - 328
p‐Quinodimethane (p‐QDM) is a highly reactive hydrocarbon showing large biradical character in the ground state. It has been demonstrated that incorporation of... 
quinodimethanes | radicals | hydrocarbons | aromaticity | polycycles | Hydrocarbons | Aromaticity | Quinodimethanes | Polycycles | Radicals
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6. Full Text New Method for the Synthesis of 1-Substituted (3a,6a)-Diaryl­glycolurils
by Baranov, Vladimir V and Antonova, Maria M and Nelyubina, Yulia V and Kolotyrkina, Natalia G and Kravchenko, Angelina N
Synlett, ISSN 0936-5214, 04/2017, Volume 28, Issue 6, pp. 669 - 672
Abstract A new approach has been developed for the synthesis of 1-substituted 3 а ,6 а -diarylglycolurils from an imidazolone, imidazo­oxazolone,... 
letter | condensation | imidazolones | glycolurils | polycycles | urea
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7. Full Text Synthesis of Fluorine‐Containing Multisubstituted Phenanthridines by Rhodium‐Catalyzed Alkyne [2+2+2] Cycloaddition and Tandem sp2 CH Difluoromethylenation
by Li, Yajun and Zhu, Jiangtao and Zhang, Lisi and Wu, Yongming and Gong, Yuefa
Chemistry – A European Journal, ISSN 0947-6539, 06/2013, Volume 19, Issue 25, pp. 8294 - 8299
A highly efficient method for the synthesis of fluorine‐containing multisubstituted phenanthridines through Rh‐catalyzed alkyne [2+2+2] cycloaddition reactions... 
cycloaddition | homogeneous catalysis | fluorine | polycycles | rhodium
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8. Full Text 6‐Methylenebicyclo[3.2.1]oct‐1‐en‐3‐one: A Twisted Olefin as Diels–Alder Dienophile for Expedited Syntheses of Four Kaurane Diterpenoids
by Wang, Junjie and Ma, Dawei
Angewandte Chemie International Edition, ISSN 1433-7851, 10/2019, Volume 58, Issue 44, pp. 15731 - 15735
6‐Methylenebicyclo[3.2.1]oct‐1‐en‐3‐one, a twisted and highly reactive enone, was prepared for the first time by elimination of its bromide precursor. Its... 
natural products | cycloaddition | terpenoids | total synthesis | polycycles | Olefins
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9. Full Text Frontispiece: Stable Diindeno‐Fused Corannulene Regioisomers with Open‐Shell Singlet Ground States and Large Diradical Characters
by Lu, Ru‐Qiang and Wu, Shuang and Yang, Lin‐Lin and Gao, Wen‐Bin and Qu, Hang and Wang, Xiao‐Ye and Chen, Jun‐Bo and Tang, Chun and Shi, Hai‐Yan and Cao, Xiao‐Yu
Angewandte Chemie International Edition, ISSN 1433-7851, 06/2019, Volume 58, Issue 23, p. n/a
Radicals X.‐Y. Cao et al. describe in their Communication on page 7600 ff. two curved diindeno‐fused corannulene regioisomers with open‐shell singlet ground... 
corannulene | structure elucidation | radicals | macrocycles | polycycles | Ground state | Shell stability
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10. Full Text Friedel-crafts arylation for the formation of C sp 2 iC sp 2 Bonds: A route to unsymmetrical and functionalized polycyclic aromatic hydrocarbons from aryl triazenes
by Zhou, Jun and Yang, Weijun and Wang, Binjie and Ren, Hongjun
Angewandte Chemie - International Edition, ISSN 1433-7851, 12/2012, Volume 51, Issue 49, pp. 12293 - 12297
fluoranthenes | annulation | aryl triazenes | Friedel-Crafts arylation | polycycles
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11. Full Text Experimental and Theoretical Observations on the Intramolecular Nucleophilic Addition of α‐Amino Carbanions to Arynes: Synthesis of 1‐Aryl‐1,2,3,4‐tetrahydroisoquinolines
by Kaur, Manjot and Sharma, Esha and Singh, Amritpal and Singh, Paramjit and Singh, Kamal Nain
European Journal of Organic Chemistry, ISSN 1434-193X, 08/2016, Volume 2016, Issue 24, pp. 4159 - 4170
1‐Aryl‐1,2,3,4‐tetrahydroisoquinolines (THIQ) are key intermediates and products in the pharmaceutical industry. A new method involving intramolecular... 
Carbanions | Cyclization | Nitrogen heterocycles | Arynes | Polycycles
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12. Full Text Cover Feature: Development of Novel Inhibitors for Histone Methyltransferase SET7/9 based on Cyproheptadine (ChemMedChem 15/2018)
by Hirano, Tomoya and Fujiwara, Takashi and Niwa, Hideaki and Hirano, Michitake and Ohira, Kasumi and Okazaki, Yusuke and Sato, Shin and Umehara, Takashi and Maemoto, Yuki and Ito, Akihiro and Yoshida, Minoru and Kagechika, Hiroyuki
ChemMedChem, ISSN 1860-7179, 08/2018, Volume 13, Issue 15, pp. 1489 - 1489
The Cover Feature shows the inhibitor of histone methyltransferase SET7/9 based on a novel scaffold, cyproheptadine, which is used clinically as a serotonin... 
inhibitors | histone methyltransferase | cyproheptadine | epigenetics | polycycles
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13. Full Text Cover Feature: Synthesis of Polycyclic and Cage Siloxanes by Hydrolysis and Intramolecular Condensation of Alkoxysilylated Cyclosiloxanes (Chem. Eur. J. 11/2019)
by Sugiyama, Tomoaki and Shiba, Hiroya and Yoshikawa, Masashi and Wada, Hiroaki and Shimojima, Atsushi and Kuroda, Kazuyuki
Chemistry – A European Journal, ISSN 0947-6539, 02/2019, Volume 25, Issue 11, pp. 2647 - 2647
Polycyclic and cage siloxanes were synthesized by hydrolysis and intramolecular condensation of monocyclic tetra‐ and hexa‐siloxanes functionalized with... 
condensation reactions | cage compounds | siloxanes | intramolecular reactions | polycycles
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14. Full Text Cover Feature: A peri‐Xanthenoxanthene Centered Columnar‐Stacking Organic Semiconductor for Efficient, Photothermally Stable Perovskite Solar Cells (Chem. Eur. J. 4/2019)
by Xu, Niansheng and Li, Yang and Wu, Ruihan and Zhu, Rui and Zhang, Jidong and Zakeeruddin, Shaik M and Li, Hanying and Li, Ze‐Sheng and Grätzel, Michael and Wang, Peng
Chemistry – A European Journal, ISSN 0947-6539, 01/2019, Volume 25, Issue 4, pp. 893 - 893
A low‐cost peri‐xanthenoxanthene‐based hole‐transporter has been developed for highly efficient and stable perovskite solar cells (PSCs). With strong π–π... 
solar cells | organic semiconductor | photostability | charge transport | polycycles
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15. Full Text Synthesis of a giant 222 carbon graphite sheet
by Simpson, Christopher D and Brand, J. Diedrich and Berresheim, Alexander J and Przybilla, Laurence and Räder, Hans Joachim and Müllen, Klaus
Chemistry - A European Journal, ISSN 0947-6539, 03/2002, Volume 8, Issue 6, pp. 1424 - 1429
Cyclodehydrogenation | Graphite | Carbon | Mass spectrometry | Polycycles
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16. Full Text Magnetite-sulfuric acid magnetic nanoparticles: Preparation and application in synthesis of mono-, Bis-, and tris-14 H -Dibenzo[ a, j ]xanthen-14-ylarenes under solvent-free conditions
by Karimi, Ali Reza and Dalirnasab, Zeinab and Karimi, Marzie
Synthesis (Germany), ISSN 0039-7881, 2014, Volume 46, Issue 7, pp. 917 - 922
cyclizations | heterogeneous catalysis | heterocycles | catalysts | condensation | polycycles
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17. Full Text Cover Picture: Cobalt‐Catalyzed Tandem C−H Activation/C−C Cleavage/C−H Cyclization of Aromatic Amides with Alkylidenecyclopropanes (Angew. Chem. Int. Ed. 22/2018)
by Li, Mingliang and Kwong, Fuk Yee
Angewandte Chemie International Edition, ISSN 1433-7851, 05/2018, Volume 57, Issue 22, pp. 6355 - 6355
The magic of the cobalt catalyst in facilitating a reaction sequence is represented by the appearance of a golden dragon, hovering in the clouds, on a simple... 
reaction mechanisms | cyclopropanes | cobalt | C−H activation | polycycles
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18. Full Text Towards Polycyclic Aromatic Hydrocarbons with a Singlet Open‐Shell Ground State
by Lambert, Christoph
Angewandte Chemie International Edition, ISSN 1433-7851, 02/2011, Volume 50, Issue 8, pp. 1756 - 1758
Teranthene—a molecular section of graphene: The surprising stability of teranthene at ambient conditions allowed its characterization, which pointed toward a... 
acenes | arenes | radicals | hydrocarbons | polycycles | EXTENDED VIOLOGEN | CHARACTER | CHEMISTRY, MULTIDISCIPLINARY
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19. Full Text Ag I-catalyzed cascade strategy: Regioselective access to diversely substituted fused benzimidazo[2,1-a]isoquinolines, naphthyridines, thienopyridines, and quinoxalines in water
by Rustagi, Vineeta and Tiwari, Rakesh and Verma, Akhilesh Kumar
European Journal of Organic Chemistry, ISSN 1434-193X, 08/2012, Issue 24, pp. 4590 - 4602
Silver | Cyclization | Electrophilic cyclization | Domino reactions | Polycycles
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20. Full Text Synthesis and Chiral Resolution of C3‐Symmetric Tribenzotriquinacenes
by Beaudoin, Daniel and Rominger, Frank and Mastalerz, Michael
European Journal of Organic Chemistry, ISSN 1434-193X, 09/2016, Volume 2016, Issue 26, pp. 4470 - 4472
The synthesis and chiral resolution of a C3‐symmetric triaminotribenzotriquinacene is reported. Both enantiomers were obtained in good yields and excellent... 
Tribenzotriquinacene | Chiral resolution | Polycycles | Polyquinanes | Enantiomers | Precipitation (Meteorology)
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