Hydrazines and Azo-Compounds in the Synthesis of Heterocycles Comprising N-N Bond

Gold catalyzed [3+2] cycloaddition of N-allenyl amides with azomethine imines

(2013) Wen Zhou et al.   CHEMICAL COMMUNICATIONS

Dirhodium(ii)-catalyzed formal [3+2+1]-annulation of azomethine imines with two molecules of a diazo ketone

(2013) Xinfang Xu et al.   CHEMICAL COMMUNICATIONS

Reaction of 2-substituted 7,7-dimethyl-5-oxo-5,6,7,8-tetrahydroquinoline-4-carboxylic acids with hydrazine. Synthesis of 5-substituted 8,8-dimethyl-3,7,8,9-tetrahydro-2H-pyrido-[4,3,2-de]cinnolin-3-ones

(2013) D. A. Rudenko et al.   Chemistry of Heterocyclic Compounds

Highly Selective Catalyst-Dependent Competitive 1,2-C→C, -O→C, and -N→C Migrations from β-Methylene-β-silyloxy-β-amido-α-diazoacetates

(2013) Xichen Xu et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Chiral Gold Complex-Catalyzed Hetero-Diels–Alder Reaction of Diazenes: Highly Enantioselective and General for Dienes

(2013) Bin Liu et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Pd-Catalyzed Regioselective Allylation of Mono- and Disubstituted Hydrazines

(2013) Svetlana Tšupova et al.   ORGANIC LETTERS

Synthesis and Reactivity of Unsymmetrical Azomethine Imines Formed Using Alkene Aminocarbonylation

(2013) Wei Gan et al.   ORGANIC LETTERS

Bicyclic Pyrazolidinone Derivatives from Diastereoselective Catalytic [3 + 3]-Cycloaddition Reactions of Enoldiazoacetates with Azomethine Imines

(2013) Yu Qian et al.   ORGANIC LETTERS

Functionalization of dipyrromethanes via hetero-Diels–Alder reaction with azo- and nitrosoalkenes

(2013) Nelson A.M. Pereira et al.   TETRAHEDRON LETTERS

Phosphine-Catalyzed [3+2] and [4+3] Annulation Reactions of C,N-Cyclic Azomethine Imines with Allenoates

(2012) Chengfeng Jing et al.   ADVANCED SYNTHESIS & CATALYSIS

Asymmetric Brønsted Acid Catalyzed Cycloadditions-Efficient Enantioselective Synthesis of Pyrazolidines, Pyrazolines, and 1,3-Diamines fromN-Acyl Hyrazones and Alkenes

(2012) Magnus Rueping et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

A Catalytic Asymmetric Ugi-type Reaction With Acyclic Azomethine Imines

(2012) Takuya Hashimoto et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Design and synthesis of potent hydroxyethylamine (HEA) BACE-1 inhibitors carrying prime side 4,5,6,7-tetrahydrobenzazole and 4,5,6,7-tetrahydropyridinoazole templates

(2012) Christian Sund et al.   BIOORGANIC & MEDICINAL CHEMISTRY LETTERS

Symmetrical approach of spiro-pyrazolidinediones as acetyl-CoA carboxylase inhibitors

(2012) Makoto Kamata et al.   BIOORGANIC & MEDICINAL CHEMISTRY LETTERS

Synthesis of hydrazine and azapeptide derivatives by alkylation of carbazates and semicarbazones

(2012) Yesica Garcia-Ramos et al.   CANADIAN JOURNAL OF CHEMISTRY

A Tunable Route for the Synthesis of Azomethine Imines and β-Aminocarbonyl Compounds from Alkenes

(2012) Christian Clavette et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Group 11 Metal Amide-Catalyzed Asymmetric Cycloaddition Reactions of Azomethine Imines with Terminal Alkynes

(2012) Takaki Imaizumi et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Chiral Bis(Imidazolidine)Pyridine-Cu Complex-Catalyzed Enantioselective [3+2]-Cycloaddition of Azomethine Imines with Propiolates

(2012) Takayoshi Arai et al.   MOLECULES

[5 + 1] Cycloaddition of C,N-Cyclic N′-Acyl Azomethine Imines with Isocyanides

(2012) Takahiro Soeta et al.   ORGANIC LETTERS

Gassman’s Cationic [2 + 2] Cycloadditions Using Temporary Tethers

(2012) Jun Deng et al.   ORGANIC LETTERS

Synthesis of cyclic α-hydrazino acids

(2012) Indranil Duttagupta et al.   TETRAHEDRON

Thermal [3+2] cycloaddition reaction of azomethine imines with allenoates for dinitrogen-fused heterocycles

(2012) Risong Na et al.   TETRAHEDRON

On the regiochemistry of Mitsunobu alkylations of hydrazine derivatives

(2012) Damian G. Dunford et al.   TETRAHEDRON LETTERS

Combinatorial Aid for Underprivileged Scaffolds: Solution and Solid-phase Strategies for a Rapid and Efficient Access To Novel Aza-diketopiperazines (Aza-DKP)

(2012) Dominique Bonnet et al.   ACS Combinatorial Science

Asymmetric Inverse-Electron-Demand 1,3-Dipolar Cycloaddition of C,N-Cyclic Azomethine Imines: An Umpolung Strategy

(2011) Takuya Hashimoto et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Peptidomimetic inhibitors of bacterial peptide deformylase

(2011) Stephen P. East et al.   BIOORGANIC & MEDICINAL CHEMISTRY LETTERS

Iodine-mediated facile dehydrogenation of dihydropyridazin-3(2H)one

(2011) Vivek T. Humne et al.   CHINESE CHEMICAL LETTERS

Phosphine-Catalyzed Annulations of Azomethine Imines: Allene-Dependent [3 + 2], [3 + 3], [4 + 3], and [3 + 2 + 3] Pathways

(2011) Risong Na et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Cascade cyclization, dipolar cycloaddition of azomethine imines for the synthesis of pyrazolidines

(2011) Hélène D. S. Guerrand et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Copper(II)-Catalyzed Room Temperature Aerobic Oxidation of Hydroxamic Acids and Hydrazides to Acyl-Nitroso and Azo Intermediates, and Their Diels–Alder Trapping

(2011) Duangduan Chaiyaveij et al.   ORGANIC LETTERS

Stable azomethine imines derived from pyrazolidin-3-one and their cycloaddition to N-arylmaleimides

(2011) Yu. B. Koptelov et al.   RUSSIAN JOURNAL OF ORGANIC CHEMISTRY

Solvent-free synthesis of hydrazones and their subsequent N-alkylation in a Ball-mill

(2011) Pierrick Nun et al.   TETRAHEDRON

Combination of hydrazine polyanion strategy and ring-closing metathesis in the synthesis of heterocycles

(2011) Svetlana Tšupova et al.   TETRAHEDRON

Synthesis and inhibitory activities of novel C-3 substituted azafagomines: A new type of selective inhibitors of α-l-fucosidases

(2010) Elena Moreno-Clavijo et al.   BIOORGANIC & MEDICINAL CHEMISTRY

Asymmetric 1,3-Dipolar Cycloaddition of Azomethine Imines to Homoallylic Alcohols

(2010) Katsuyoshi Tanaka et al.   CHEMISTRY LETTERS

Asymmetric 1,3-Dipolar Cycloaddition Reactions of Azomethine Imines with Acrolein Catalyzed by L-Proline and Its Derivatives

(2010) Hiroyuki Suga et al.   HETEROCYCLES

Formation of cinnoline derivatives by a gold(I)-catalyzed hydroarylation of N-propargyl-N′-arylhydrazines

(2010) Igor Dias Jurberg et al.   JOURNAL OF ORGANOMETALLIC CHEMISTRY

Catalytic Enantioselective 1,3-Dipolar Cycloaddition of C,N-Cyclic Azomethine Imines with α,β-Unsaturated Aldehydes

(2010) Takuya Hashimoto et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Aryldiones incorporating a [1,4,5]oxadiazepane ring. Part I: Discovery of the novel cereal herbicide pinoxaden

(2009) Michel Muehlebach et al.   BIOORGANIC & MEDICINAL CHEMISTRY

An Alternative Convenient Synthesis of Piperidazine-3-carboxylic Acid Derivatives

(2009) Mamoru Kaname et al.   CHEMICAL & PHARMACEUTICAL BULLETIN

Hydrazides as Tunable Reagents for Alkene Hydroamination and Aminocarbonylation

(2009) Jean-Grégoire Roveda et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Gold-Catalyzed [3+3]-Annulation of Azomethine Imines with Propargyl Esters

(2009) Nathan D. Shapiro et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Total Synthesis of (+)-Azinothricin and (+)-Kettapeptin

(2009) Karl J. Hale et al.   ORGANIC LETTERS

A Practical Synthesis of 3-Diethoxyphosphoryl-1,2-pyridazine Derivatives

(2009) Jacqueline Marchand-Brynaert et al.   SYNTHESIS-STUTTGART

Concise synthesis of ω-fluoroalkylated ketoesters. A building block for the synthesis of six-, seven-, and eight-membered fluoroalkyl substituted 1,2-diaza-3-one heterocycles

(2009) Wen Wan et al.   TETRAHEDRON

Ring-closing metathesis for the synthesis of heteroaromatics: evaluating routes to pyridines and pyridazines

(2009) Timothy J. Donohoe et al.   TETRAHEDRON

Synthesis of spiro-fused (C5)-pyrazolino-(C6)-triazinones, a new heterocyclic system

(2009) Alexander V. Karpenko et al.   TETRAHEDRON

The use of polyanions of hydrazines in the synthesis of heterocycles

(2009) Oleg Lebedev et al.   TETRAHEDRON

Synthesis of hydrogenated indazole derivatives starting with α,β-unsaturated ketones and hydrazine derivatives

(2009) Azadeh Nakhai et al.   TETRAHEDRON

The α-effect in cyclic secondary amines: new scaffolds for iminium ion accelerated transformations

(2009) John B. Brazier et al.   TETRAHEDRON

1,3-Dipolar cycloaddition of arynes with azomethine imines: synthesis of 1,2-dihydropyrazolo[1,2-a]indazol-3(9H)-ones

(2009) Feng Shi et al.   TETRAHEDRON LETTERS

[4+2] Cycloaddition of Ketenes withN-Benzoyldiazenes Catalyzed by N-Heterocyclic Carbenes

(2008) Xue-Liang Huang et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Enantioselective Nucleophilic Catalysis: The Synthesis of Aza-β-Lactams through [2+2] Cycloadditions of Ketenes with Azo Compounds

(2008) Jacob M. Berlin et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Enantioselective Copper-Catalyzed 1,3-Dipolar Cycloadditions

(2008) Levi M. Stanley et al.   CHEMICAL REVIEWS

Synthesis and thermolysis of Diels–Alder adducts of 2,9-dialkylpentacenes with diethyl azodicarboxylate

(2008) Kazuo Okamoto et al.   JOURNAL OF PHYSICAL ORGANIC CHEMISTRY

Efficient Synthesis of Aza-Phenanthroindolizidine and Aza-Phenanthroquinolizidine and Anticancer Activities

(2008) Kailiang Wang et al.   LETTERS IN ORGANIC CHEMISTRY

Cycloadditions of Aromatic Azomethine Imines with 1,1-Cyclopropane Diesters

(2008) Christian Perreault et al.   ORGANIC LETTERS

RCM-Mediated Synthesis of Fluorinated Cyclic Hydrazines

(2008) Floris Rutjes et al.   SYNLETT

Effective strategy for the systematic synthesis of hydrazine derivatives

(2008) Aleksei Bredihhin et al.   TETRAHEDRON

[4+2] Cycloaddition of 1-phosphono-1,3-butadiene with azo- and nitroso-heterodienophiles

(2008) Jean-Christophe Monbaliu et al.   TETRAHEDRON LETTERS

Organocatalytic α-amination–allylation-RCM strategy: enantioselective synthesis of cyclic hydrazines

(2008) Aram Lim et al.   TETRAHEDRON LETTERS