Reactivity of tetrazolo[1,5-a]pyrimidines in click chemistry and hydrogenation

  1. Elisandra Scapin,
  2. Geórgia C. Zimmer,
  3. Jean C. B. Vieira,
  4. Catarina A. B. Rodrigues,
  5. Carlos A. M. Afonso,
  6. Nilo Zanatta,
  7. Helio G. Bonacorso,
  8. Clarissa P. Frizzo and
  9. Marcos A.P. Martins

Published 16 Aug 2021

Beilstein Arch. 2021, 202159. doi:10.3762/bxiv.2021.59.v1

Base-Catalyzed Synthesis of Flavones via Thiol-Assisted Sequential Demethylation/Cyclization of 1-(2-methoxyphenyl)prop-2-yn-1-ones

  1. Ritiele Heck,
  2. Thiago Anjos,
  3. Maira R Giehl,
  4. Ricardo F Schumacher and
  5. Benhur Godoi

Published 16 Aug 2021

Beilstein Arch. 2021, 202158. doi:10.3762/bxiv.2021.58.v1

Molecular rearrangement of pyrazino[2,3-c]quinolin-5(6H)-ones during their reaction with isocyanic acid

  1. Antonín Klásek,
  2. Antonín Lyčka,
  3. Filip Křemen,
  4. Aleš Růžička and
  5. Michal Rouchal

Published 29 Jul 2021

Beilstein Arch. 2021, 202154. doi:10.3762/bxiv.2021.54.v1

Direct C(sp3)-H allylation of 2-alkylpyridines with Morita-Baylis-Hillman carbonates via a tandem nucleophilic substitution/aza-Cope rearrangement

  1. Siyu Wang,
  2. Lianyou Zheng,
  3. Shutao Wang,
  4. Shulin Ning,
  5. Zhuoqi Zhang and
  6. Jinbao Xiang

Published 21 Jul 2021

Beilstein Arch. 2021, 202152. doi:10.3762/bxiv.2021.52.v1

Synthesis of new pyrazolo[1,2,3]triazines by cyclative cleavage of pyrazolyltriazenes

  1. Nicolai Wippert,
  2. Martin Nieger,
  3. Claudine Herlan,
  4. Nicole Jung and
  5. Stefan Bräse

Published 13 Jul 2021

Beilstein Arch. 2021, 202151. doi:10.3762/bxiv.2021.51.v1

Synthesis and synthetic applications of (4-hydroxyphenyl)perfluoroalkylmethanols

  1. Kyu Terashima,
  2. Tomoko Kawasaki-Takasuka,
  3. Ichiro Minami and
  4. Takashi Yamazaki

Published 01 Jun 2021

Beilstein Arch. 2021, 202141. doi:10.3762/bxiv.2021.41.v1

Transition Metal-Free Intramolecular Friedel-Crafts Reaction by Alkene Activation: A Method for the Synthesis of Some Novel Xanthene Derivatives

  1. Tülay Yıldız,
  2. İrem Baştaş and
  3. Hatice Başpınar Küçük

Published 25 May 2021

Beilstein Arch. 2021, 202140. doi:10.3762/bxiv.2021.40.v1

Copper-Mediated Oxidative C−H/N−H Activations with Alkynes by Removable Hydrazides

  1. Feng Xiong,
  2. Bo Li,
  3. Chenrui Yang,
  4. Liang Zou,
  5. Wenbo Ma,
  6. Linghui Gu,
  7. Ruhuai Mei and
  8. Lutz Ackermann

Published 21 May 2021

Beilstein Arch. 2021, 202139. doi:10.3762/bxiv.2021.39.v1

Synthesis of halogenated bicyclic molecules involving Prins cyclization from aldehydes and non-conjugated diene alcohol

  1. Kouichi Matsumoto,
  2. Keisuke Ohtsuka,
  3. Naruto Hasebe,
  4. Kota Terada,
  5. Masahiko Maekawa,
  6. Yoshihide Nakao,
  7. Keiji Nishiwaki and
  8. Hideo Ando

Published 21 May 2021

Beilstein Arch. 2021, 202138. doi:10.3762/bxiv.2021.38.v1

Highly selective difluoromethylations of β-keto amides with TMSCF2Br under mild conditions

  1. Yakun Wang,
  2. Shuaifei Wang,
  3. Conghui Zhang,
  4. Ting Zhao,
  5. Yanqin Hu,
  6. Mingwei Zhang,
  7. Pengli Chen,
  8. Yang Fu and
  9. Jieli Lv

Published 20 Apr 2021

Beilstein Arch. 2021, 202135. doi:10.3762/bxiv.2021.35.v1

Synthesis, biological evaluation and molecular docking studies of new 2-ethoxy-4-{[3-alkyl(aryl)-4,5-dihydro-1H-1,2,4-triazol-5-on-4-yl]-azomethine}-phenyl benzenesulfonate derivatives on human aldose reductase enzyme

  1. Gül Özdemir,
  2. Namık Kılınç,
  3. Sevda Manap,
  4. Murat Beytur,
  5. Muzaffer Alkan and
  6. Haydar Yüksek

Published 06 Apr 2021

Beilstein Arch. 2021, 202131. doi:10.3762/bxiv.2021.31.v1

Me3Al mediated domino nucleophilic addition/intramolecular cyclisation of 2-(2-oxo-2-phenylethyl)benzonitriles with amines; A convenient approach for the synthesis of substituted 1-aminoisoquinolines

  1. Midhun Sai Krishna Adusumalli,
  2. Lakshmi Narayana Sharma Konidena,
  3. Hima Bindu Gandham,
  4. Krishnaiah Kumari,
  5. Krishna Reddy Valluru,
  6. Satya Kameswara Rao Nidasanametla,
  7. Venkateswara Rao Battula and
  8. Hari Krishna Namballa

Published 22 Mar 2021

Beilstein Arch. 2021, 202126. doi:10.3762/bxiv.2021.26.v1

Chemical synthesis of C6-tetrazole D-mannose building blocks and access to a bioisostere of mannuronic acid 1-phosphate

  1. Eleni Dimitriou and
  2. Gavin J Miller

Published 22 Mar 2021

Beilstein Arch. 2021, 202125. doi:10.3762/bxiv.2021.25.v1

Synthesis of bis-aryloxyfluoromethanes

  1. Carl Recsei and
  2. Yaniv Barda

Published 09 Mar 2021

Beilstein Arch. 2021, 202119. doi:10.3762/bxiv.2021.19.v1

DBU-catalyzed Michael addition of bulky glycine imine to α,β-unsaturated isoxazoles and pyrazolamides

  1. Yu-Jun Bai,
  2. Mei-Ling Cheng,
  3. Xiao-Mu Hu,
  4. Ya-Jun Bai,
  5. Xiao-Hui Zheng,
  6. Sheng-Yong Zhang and
  7. Ping-An Wang

Published 09 Mar 2021

Beilstein Arch. 2021, 202118. doi:10.3762/bxiv.2021.18.v1

Cascade Intramolecular Prins/Friedel–Crafts Cyclization for the Synthesis of 4-Aryl-tetralin-2-ols and 5-Aryl-tetrahydro-5H-benzo[7]annulen-7-ols

  1. Jie Zheng,
  2. Shuyu Meng and
  3. Quan Rui Wang

Published 08 Mar 2021

Beilstein Arch. 2021, 202117. doi:10.3762/bxiv.2021.17.v1

Substituted Nitrogen-Bridged Diazocines

  1. Pascal Lentes,
  2. Jeremy Rudtke and
  3. Rainer Herges

Published 08 Mar 2021

Beilstein Arch. 2021, 202116. doi:10.3762/bxiv.2021.16.v1

Chiral Isothiourea-Catalyzed Kinetic Resolution of 4-Hydroxy[2.2]paracyclophane

  1. David Weinzierl and
  2. Mario Waser

Published 25 Feb 2021

Beilstein Arch. 2021, 202114. doi:10.3762/bxiv.2021.14.v1

Total Synthesis of Pyrrolo[2,3-c]quinoline Alkaloid: Trigonoine B

  1. Takashi Nishiyama,
  2. Erina Hamada,
  3. Daishi Ishii,
  4. Yuuto Kihara,
  5. Nanase Choshi,
  6. Natsumi Nakanishi,
  7. Mari Murakami,
  8. Kimiko Taninaka,
  9. Noriyuki Hatae and
  10. Tominari Choshi

Published 26 Jan 2021

Beilstein Arch. 2021, 20216. doi:10.3762/bxiv.2021.6.v1

Metal-free visible-light-enabled vicinal trifluoromethyl dithiolation of unactivated alkenes

  1. Xiaojuan Li,
  2. Qiang Zhang,
  3. Weigang Zhang,
  4. Jinzhu Ma,
  5. Yi Wang and
  6. Yi Pan

Published 13 Jan 2021

Beilstein Arch. 2021, 20211. doi:10.3762/bxiv.2021.1.v1

β-Lactamase inhibition profile of new amidine substituted diazabicyclooctanes

  1. zafar iqbal,
  2. Yuanyu Gao,
  3. Dong Tang,
  4. Xueqin Ma,
  5. Jinbo Ji,
  6. Jian Sun,
  7. Jingwen Ji,
  8. Yuanbai Liu,
  9. Lijuan Zhai,
  10. Rui Jiang,
  11. Yangxiu Mu,
  12. Lili He,
  13. Haikang Yang and
  14. Zhixiang Yang

Published 21 Dec 2020

Beilstein Arch. 2020, 2020143. doi:10.3762/bxiv.2020.143.v1

Synthesis of β-triazolylenones via metal-free desulfonylative alkylation of N-tosyl-1,2,3-triazoles

  1. Soumyaranjan Pati,
  2. Renata G. Almeida,
  3. Eufrânio N. da Silva Júnior and
  4. Irishi N. N. Namboothiri

Published 27 Nov 2020

Beilstein Arch. 2020, 2020134. doi:10.3762/bxiv.2020.134.v1

Synthesis of 1-Indolyl-3,5,8-Substituted γ-Carbolines: One Pot Metal-Solvent Free Protocol and Biological Evaluation

  1. Premansh Dudhe,
  2. Mena Asha Krishnan,
  3. Kratika Yadav,
  4. Diptendu Roy,
  5. Krishnan Venkatasubbaiah,
  6. Biswarup Pathak and
  7. Venkatesh Chelvam

Published 19 Nov 2020

Beilstein Arch. 2020, 2020131. doi:10.3762/bxiv.2020.131.v1

The Synthesis of Chiral β-Naphthyl-β-Sulfanyl Ketones via Enantioselective Sulfa-Michael Reaction in the Presence of a Bifunctional Cinchona/Sulfonamide Organocatalyst

  1. Deniz Tözendemir and
  2. Cihangir Tanyeli

Published 12 Nov 2020

Beilstein Arch. 2020, 2020129. doi:10.3762/bxiv.2020.129.v1

Synthesis of aminonaphthoquinone derivatives with Ceric Ammonium Nitrate (CAN) as a catalyst: NMR characterization and in silico reaction mechanism

  1. Jhoan H. Piermattey,
  2. Jhon Zapata-Rivera,
  3. Juan Oviedo,
  4. Ricardo Gaitan and
  5. Harold Gomez

Published 09 Nov 2020

Beilstein Arch. 2020, 2020128. doi:10.3762/bxiv.2020.128.v1

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