Bishop R (1991) Ritter-type reactions. In: Trost BM, Fleming I (eds) Comprehensive organic synthesis: selectivity, strategy and efficiency in modern organic chemistry, vol 6. Winterfeld E (ed) Heteroatom manipulation. Pergamon, Oxford, Chap. 6.1.9, p 261. Comprehensive organic synthesis. ...
Ritter反应 | 在强酸环境下,醇和腈反应可制备酰胺。叔碳或苄位的碳正离子比较稳定,如果体系中有合适的亲核试剂,碳正离子可以与这些亲核试剂反应。利用这一点,如果在体系中加入腈,酰胺,叠氮等亲核试剂做胺源,可以制备各种胺或胺的衍生物。腈类化合物与碳正离子反应生成N-烷基酰胺的反应统称为Ritter type反应,实际...
6.07 Ritter-Type ReactionsR Bishop, University of New South Wales, Sydney, NSW, Australiar 2014 Elsevier Ltd. All rights reserved.6.07.1 The Ritter Amide Reaction 2396.07.1.1 Reaction Mechanism 2406.07.1.2 Reaction Conditions 2416.07.1.3 The Nitrile Component 2436.07.1.4 The Carbenium Ion Source ...
Synthesis of Carbasugars from Aldonolactones: Ritter-Type Epoxide Opening of Polyhydroxylated AminocyclopentanescarbohydratesUsing the cis-fused cyclopentane-1,4-lactone, 1(R),5(S)-7(R),8(R)-dihydroxy-2-oxabicyclo[3.3.0]oct-3-one (1), as starting material, 5-deoxycarba-*-L-xylo-hexo...
A Ritter-type reaction: direct electrophilic trifluoromethylation at nitrogen atoms using hypervalent iodine reagents. Angew. Chem., Int. Ed. 2011, 50, 1059-1063.A Ritter-Type Reaction: Direct Electrophilic Trifluoromethylation at Nitrogen Atoms Using Hypervalent Iodine Reagents. Togni, A,Niedermann, K...
The Ritter-type amination of a tertiary C-H bond using iodic acid (HIO 3 ) as an oxidant, in the presence of N-hydroxyphthalimide (NHPI) is reported. This operationally simple method is conducted under metal-free conditions, is scalable, and efficiently provides valuable α-tertiary amine deri...
RITTER Compact Medium Voltage Switchgear GS 1 2 Pages RITTER Slide-in Type Switchgear GDE 2 Pages RITTER Slide-in Type Switchgear GT 4D 2 Pages RITTER Switchgear for Single- and Duplex-Mounting GT 1 2 Pages RITTER Slide-in Type Switchgear Typ GT 3 ...
RITTER Slide-in Type Switchgear GDE 2 Pages RITTER Slide-in Type Switchgear GT 4D 2 Pages RITTER Switchgear for Single- and Duplex-Mounting GT 1 2 Pages RITTER Slide-in Type Switchgear Typ GT 3 2 Pages RITTER Slide-in Type Switchgear GT 4H ...
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免费下载现有的SpeedCommander。 发行者 : SWE Sven Ritter站点: http://www.speedproject.de文件格式 : .7Z, .ARJ, .BZ2, .CAB, .GZ, .LHA, .LZH, .RAR, .TAR, .TBZ, .TGZ, .ZIP, .JAR, .ACE, .BZ, .R00, .R01, .R02, .R03, .R04, .R05, .R06, .R07, .R08, .R09, .R10, ...