Chemoenzymatic synthesis and biological evaluation of enantiomerically enriched 1-(β-hydroxypropyl)imidazolium- and triazolium-based ionic liquids

• Paweł Borowiecki,
• Małgorzata Milner-Krawczyk and
• Jan Plenkiewicz

Beilstein J. Org. Chem. 2013, 9, 516–525, doi:10.3762/bjoc.9.56

• ], anti-inflammatory [24], psychoactive [25][26][27], anticonvulsant [28], diuretic [29], and anti-HIV [30] activity. 1,2,4-Triazole derivatives also represent the most important group of herbicides and fungicides [31]. In recent years growing attention has been focused on imidazole- and 1,2,4-triazole

Inclusion of the insecticide fenitrothion in dimethylated-β-cyclodextrin: unusual guest disorder in the solid state and efficient retardation of the hydrolysis rate of the complexed guest in alkaline solution

• Dyanne L. Cruickshank,
• Natalia M. Rougier,
• Raquel V. Vico,
• Susan A. Bourne,
• Elba I. Buján,
• Mino R. Caira and
• Rita H. de Rossi

Beilstein J. Org. Chem. 2013, 9, 106–117, doi:10.3762/bjoc.9.14

• advantages of encapsulating agrochemicals such as pesticides (insecticides, herbicides, fungicides) in CDs may be gained [1], including, e.g., the conversion of toxic volatile liquids into solids, more localised pesticide application to improve delivery and reduce wastage, and stabilisation of the included

Preparation of mixed trialkyl alkylcarbonate derivatives of etidronic acid via an unusual route

• Petri A. Turhanen,
• Janne Weisell and
• Jouko J. Vepsäläinen

Beilstein J. Org. Chem. 2012, 8, 2019–2024, doi:10.3762/bjoc.8.228

• metabolism, e.g., osteoporosis [2][4]. BPs are also used as bone imaging agents when linked to a gamma-emitting technetium isotope; as bone-targeting promoieties, e.g., for anti-inflammatory drugs [5]; as solvent extraction reagents for actinide ions [6]; and as a new class of herbicides [7]. Recently, BPs

Derivatives of phenyl tribromomethyl sulfone as novel compounds with potential pesticidal activity

• Krzysztof M. Borys,
• Maciej D. Korzyński and
• Zbigniew Ochal

Beilstein J. Org. Chem. 2012, 8, 259–265, doi:10.3762/bjoc.8.27

• Krzysztof M. Borys Maciej D. Korzynski Zbigniew Ochal Faculty of Chemistry, Warsaw University of Technology, Noakowskiego 3, Warsaw 00-664, Poland 10.3762/bjoc.8.27 Abstract A halogenmethylsulfonyl moiety is incorporated in numerous active herbicides and fungicides. The synthesis of

• some nitroaniline and benzimidazole derivatives was beneficial to their herbicidal and fungicidal activity [6][8][9]. Moreover, some 2-nitroaniline and 2,6-dinitroaniline derivatives belong to the group of commonly applied herbicides [10]. Herein we report the synthesis of novel aromatic compounds

Translation of microwave methodology to continuous flow for the efficient synthesis of diaryl ethers via a base-mediated S_NAr reaction

• Charlotte Wiles and
• Paul Watts

Beilstein J. Org. Chem. 2011, 7, 1360–1371, doi:10.3762/bjoc.7.160

• substitution; organic bases; Introduction Diaryl ethers are a synthetically interesting subunit [1], with examples found in a series of medicinally significant natural products, such as (−)-K-13 (1) [2], riccardin C (2) [3] and combretastatins [4], along with synthetic herbicides, such as RH6201 (3) [5

Air-stable, recyclable, and time-efficient diphenylphosphinite cellulose-supported palladium nanoparticles as a catalyst for Suzuki–Miyaura reactions

• Qingwei Du and
• Yiqun Li

Beilstein J. Org. Chem. 2011, 7, 378–385, doi:10.3762/bjoc.7.48

• the most powerful tools for the preparation of unsymmetrical biaryl compounds [4] and has been applied to many areas, including pharmaceuticals, herbicides, and natural products, as well as in the fields of engineering materials, such as conducting polymers, molecular wires, liquid crystals and

α,β-Aziridinylphosphonates by lithium amide-induced phosphonyl migration from nitrogen to carbon in terminal aziridines

• David. M. Hodgson and
• Zhaoqing Xu

Beilstein J. Org. Chem. 2010, 6, 978–983, doi:10.3762/bjoc.6.110

• , antibacterial agents, enzyme inhibitors and herbicides [1][2][3]. α,β-Aziridinylphosphonates 3, while possessing biological activity themselves, can be converted into aminophosphonic acids using various ring-opening processes [4][5][6]. Aziridinylphosphonates 3 have previously been prepared by a variety of

Aromatic and heterocyclic perfluoroalkyl sulfides. Methods of preparation

• Vladimir N. Boiko

Beilstein J. Org. Chem. 2010, 6, 880–921, doi:10.3762/bjoc.6.88

• other heavy metal fluorides, and even by silver tetrafluoroborate under mild conditions. The halex-method allows the selective preparation of α,α-difluoroalkyl aryl sulfides (and also ethers, sulfoxides and sulfones) as intermediate products in the synthesis of herbicides [66][67]. Interestingly, the

Variations in product in reactions of naphthoquinone with primary amines

• Marjit W. Singh,
• Anirban Karmakar,
• Nilotpal Barooah and
• Jubaraj B. Baruah

Beilstein J. Org. Chem. 2007, 3, No. 10, doi:10.1186/1860-5397-3-10

• the sole product in the reaction. Background Amino quinones are used as medicines, [1][2][3] herbicides [4] and they also show interesting redox switching properties. [5] Amino quinones are formed in the reactions of different amines with quinones. [6][7][8][9][10][11][12][13] For example 1,4