نتایج جستجو برای: staudinger reaction

تعداد نتایج: 412692  

Journal: :Zootaxa 2015
Stanislav K Korb

Hyponephele Muschamp, 1915 is a Palaearctic genus comprising 39 species (Eckweiler, Bozano, 2011), with most distributed in the Central Asiatic region. During the course of faunistic studies on the butterflies of Tajikistan, a new member of this genus was found; it is described herein as new. It is closely related and sympatric to H. hilaris (Staudinger, 1886) so compared to this one.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

in this thesis, a better reaction conditions for the synthesis of spirobarbiturates catalyzed by task-specific ionic liquid (2-hydroxy-n-(2-hydroxyethyl)-n,n-dimethylethanaminium formate), calcium hypochlorite ca(ocl)2 or n-bromosuccinimide (nbs) in the presence of water at room temperature by ultrasonic technique is provided. the design and synthesis of spirocycles is a challenging task becaus...

Journal: :RSC advances 2017
M H Fletcher C E Burns-Lynch K W Knouse L T Abraham C W DeBrosse W M Wuest

Our efforts to develop a scalable and divergent synthesis of cyclic di-nucleotide analog precursors have resulted in (1) an orthogonally protected di-amino carbohydrate as well as (2) the novel application of the Staudinger ligation to provide medium-sized macrocycles featuring carbamate or urea linkages.

Journal: :Zootaxa 2015
Anton V Volynkin Péter Gyulai Gottfried Behounek

A small Central Asian Noctuidae genus Palaeagrotis Hampson, 1907 is revised. One new species, P. adrienneae Volynkin, Gyulai & Behounek, sp. n. is described from South Mongolia. The lectotypes of Hadena inops Lederer, 1853 and Heterographa sibirica Staudinger, 1896 are designated. The adults, and the male and female genitalia are illustrated.

Journal: :Zootaxa 2014
Oleg Pekarsky Anton V Volynkin Alexei Yu Matov

A new species of the Bryophila (Scythobrya) salomonis species-group, B. kaszabi sp. n. is described. A diagnostic comparison is made with B. miltophaea Hampson, 1908 and B. plumbeola Staudinger, 1881. Adults, male and female genitalia of the new and related species are illustrated.

2014
Friederike Schmid Guido Germano Stefan Wolfsheimer Tanja Schilling

Physics Department, University of Bielefeld, Universitätsstrasse 25, D33615 Bielefeld, Germany Fax: (+49)521 1066455; E-mail: [email protected] Department of Chemistry, Philipps-Universität Marburg, D-35032 Marburg, Germany Institute for Physics, Johannes-Gutenberg Universität, Staudinger Weg 7, D-55088 Mainz, Germany 4 Institute for Theoretical Physics, Universität Göttingen, Frie...

2015
Florian E. Golling Silvio Osella Martin Quernheim Manfred Wagner David Beljonne Klaus Müllen

Florian E. Golling†,‡, Silvio Osella§, Martin Quernheim†, Manfred Wagner†, David Beljonne§, Klaus Müllen†,* † Max-Planck-Institut für Polymerforschung, Ackermannweg 10, 55128 Mainz (Germany) ‡ Graduate School Materials Science in Mainz, Staudinger Weg 9, 55128 Mainz (Germany) § Chimie des Matériaux Nouveaux & Centre d'Innovation et de Recherche en Matériaux Polymères, Université de MonsUMONS/Ma...

Journal: :Chemical communications 2012
Shudan Bian Kevin B Schesing Adam B Braunschweig

The Staudinger Ligation has been combined with Polymer Pen Lithography to create patterns of fluorescent and redox-active inks with 1-micrometer scale feature diameters over centimeter-scale areas. This report presents a straightforward strategy to expand the scope of organic reactions employed in surface science.

Journal: :Angewandte Chemie 2009
Eddie L Myers Ronald T Raines

N2 the mild: Diazo compounds are extremely versatile intermediates for synthetic organic chemistry, but their synthesis can be challenging in the presence of delicate functional groups. The Staudinger ligation has inspired a mild method for the conversion of a broad range of azides into their diazo compound derivatives through an acyl triazene intermediate.

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