A general, simple and green process to access pyrrolo[2,1-a]isoquinolines using a KI/TBHP catalytic system

RSC Advances ◽  
2014 ◽  
Vol 4 (52) ◽  
pp. 27250-27258 ◽  
Author(s):  
Huan-Ming Huang ◽  
Fang Huang ◽  
Yu-Jin Li ◽  
Jian-Hong Jia ◽  
Qing Ye ◽  
...  
Keyword(s):  
Catalytic System ◽  
Cascade Reaction ◽  
Dipolar Cycloaddition ◽  
Green Process ◽  
System P

A novel KI/TBHP-catalyzed 1,3-dipolar cycloaddition/oxidation/aromatization cascade reaction provided a general, efficient and green access to biologically important pyrrolo[2,1-a]isoquinolines.

Enantioselective synthesis of 8-azabicyclo[3.2.1]octanes via asymmetric 1,3-dipolar cycloadditions of cyclic azomethine ylides using a dual catalytic system

2019 ◽  
Vol 55 (11) ◽  
pp. 1552-1555 ◽  
Author(s):  
Hiroyuki Suga ◽  
Masahiro Yoshiwara ◽  
Takaaki Yamaguchi ◽  
Takashi Bando ◽  
Mizuki Taguchi ◽  
...  
Keyword(s):  
Catalytic System ◽  
Enantioselective Synthesis ◽  
Azomethine Ylides ◽  
Dipolar Cycloaddition ◽  
Dipolar Cycloadditions ◽  
System P

The asymmetric 1,3-dipolar cycloaddition between diazo imine-derived cyclic azomethine ylides and acryloylpyrazolidinone using a dual catalytic system is reported.

Synthesis of medicinally important quinazolines decorated with 1,4-disubstituted-1,2,3-triazoles using CuSO4·5H2O–Et3N catalytic system

RSC Advances ◽  
2014 ◽  
Vol 4 (45) ◽  
pp. 23679-23684 ◽  
Author(s):  
Monika Vashist ◽  
Khushbu Kushwaha ◽  
Reena Kaushik ◽  
Subhash C. Jain
Keyword(s):  
Catalytic System ◽  
Room Temperature ◽  
Dipolar Cycloaddition ◽  
Terminal Alkyne ◽  
Sulfate Pentahydrate ◽  
System P ◽  
Direct Use

The direct use of Cu(ii) sulfate pentahydrate in the presence of triethylamine afforded 1,4-disubstituted-1,2,3-triazoles via 1,3-dipolar cycloaddition of terminal alkyne(s) to azide(s) at room temperature.

Atom-transfer radical addition of fluoroalkyl bromides to alkenes via a photoredox/copper catalytic system

2021 ◽  
Author(s):  
Vladislav S. Kostromitin ◽  
Artem A. Zemtsov ◽  
Vladimir A. Kokorekin ◽  
Vitalij V. Levin ◽  
Alexander D. Dilman
Keyword(s):  
Catalytic System ◽  
Radical Addition ◽  
Atom Transfer ◽  
Alkyl Bromides ◽  
System P ◽  
Atom Transfer Radical Addition

A method for the addition of fluorinated alkyl bromides to alkenes is described.

Synthesis of 2-aminothiazoles from methylcarbonyl compounds using a Fe3O4 nanoparticle-N-halo reagent catalytic system

RSC Advances ◽  
2016 ◽  
Vol 6 (69) ◽  
pp. 64749-64755 ◽  
Author(s):  
Masoud Sadeghi ◽  
Javad Safari ◽  
Zohre Zarnegar
Keyword(s):  
Catalytic System ◽  
Fe3o4 Nanoparticle ◽  
Catalytic Systems ◽  
System P

An efficient protocol is developed for the synthesis of 2-aminothiazoles from unfunctionalized methylcarbonyl compounds using Fe3O4 nanoparticle-N-halo reagent catalytic systems.

A novel enantioselective synthesis of 6H-dibenzopyran derivatives by combined palladium/norbornene and cinchona alkaloid catalysis

2015 ◽  
Vol 13 (8) ◽  
pp. 2260-2263 ◽  
Author(s):  
Di Xu ◽  
Li Dai ◽  
Marta Catellani ◽  
Elena Motti ◽  
Nicola Della Ca’ ◽  
...  
Keyword(s):  
Catalytic System ◽  
Enantioselective Synthesis ◽  
Cinchona Alkaloid ◽  
System P ◽  
First Time

Chiral dibenzopyran derivatives were obtained by cinchona alkaloid, as organocatalyst, in combination, for the first time, with palladium/norbornene catalytic system.

Cobalt(ii)-catalyzed chelation-assisted C–H iodination of aromatic amides with I2

2018 ◽  
Vol 54 (11) ◽  
pp. 1359-1362 ◽  
Author(s):  
Yadagiri Kommagalla ◽  
Ken Yamazaki ◽  
Takuma Yamaguchi ◽  
Naoto Chatani
Keyword(s):  
Catalytic System ◽  
Cobalt Metal ◽  
System P

An air stable and inexpensive cobalt-metal, mild and efficient catalytic system.

Photoinduced controlled radical polymerization of methacrylates with benzaldehyde derivatives as organic catalysts

2017 ◽  
Vol 8 (23) ◽  
pp. 3574-3585 ◽  
Author(s):  
Wenchao Ma ◽  
Xianhong Zhang ◽  
Yuhong Ma ◽  
Dong Chen ◽  
Li Wang ◽  
...  
Keyword(s):  
Block Copolymers ◽  
Radical Polymerization ◽  
Catalytic System ◽  
Controlled Radical Polymerization ◽  
System P ◽  
Benzaldehyde Derivatives ◽  
Organic Catalysts

Under 23 W CFL irradiation, block copolymers are obtained starting from a Pn-I macroinitiator in the presence of a benzaldehydic molecule-based catalytic system.

Synthesis of polyamides using palladium-on-carbon (Pd/C) as a heterogeneous, reusable and ligand-free catalytic system

RSC Advances ◽  
2015 ◽  
Vol 5 (114) ◽  
pp. 93773-93778 ◽  
Author(s):  
Anilkumar Satapathy ◽  
Sandip T. Gadge ◽  
Takehiko Sasaki ◽  
Bhalchandra M. Bhanage
Keyword(s):  
Catalytic System ◽  
Basic Problem ◽  
Catalyst Recovery ◽  
Excellent Yield ◽  
System P ◽  
Ligand Free ◽  
Palladium On Carbon

Polyamide has been synthesized by using Pd/C as a heterogeneous, phosphine-free and reusable catalytic system. The catalyst solves the basic problem of catalyst recovery and furnishes good to excellent yield of polyamides.

Solvent-free oxidative cleavage of epoxy fatty acid methyl esters by a “release and capture” catalytic system

2019 ◽  
Vol 21 (3) ◽  
pp. 560-566 ◽  
Author(s):  
Meizhen Lu ◽  
Libo Peng ◽  
Qinglong Xie ◽  
Ni Yang ◽  
Hailun Jin ◽  
...  
Keyword(s):  
Fatty Acid ◽  
Green Synthesis ◽  
Catalytic System ◽  
Vegetable Oil ◽  
Fatty Acid Methyl Esters ◽  
Methyl Esters ◽  
Epoxy Fatty Acid ◽  
Acid Methyl ◽  
System P ◽  
Oil Derivatives

A green synthesis of bio-aldehydes from vegetable oil derivatives is provided by a WO3/H2O2-based “release and capture” catalytic system.

Dawson-type polyoxometalate-based vacancies g-C3N4 composite-nanomaterials for efficient photocatalytic nitrogen fixation

2019 ◽  
Vol 6 (11) ◽  
pp. 3315-3326 ◽  
Author(s):  
Xiao-Hong Li ◽  
Wei-Lin Chen ◽  
Peng He ◽  
Ting Wang ◽  
Ding Liu ◽  
...  
Keyword(s):  
Nitrogen Fixation ◽  
Catalytic System ◽  
Defect Structure ◽  
Composite Nanomaterials ◽  
Self Healing ◽  
Mild Conditions ◽  
System P

POM@V-g-C3N4 show outstanding photocatalytic N2 fixation activities at mild conditions under illumination due to the excellent POM properties and rich defect structure. The reaction can form a self-healing, recyclable N2-fixing catalytic system.

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