“Click”-reaction: An alternative tool for new architectures of porphyrin based derivatives

[1]  D. Schuster,et al.  Synthesis and photophysical properties of new catenated electron donor-acceptor materials with magnesium and free base porphyrins as donors and C60 as the acceptor. , 2015, Nanoscale.

[2]  J. C. Barnes,et al.  Photoinduced electron transfer within a zinc porphyrin-cyclobis(paraquat-p-phenylene) donor-acceptor dyad. , 2014, Chemistry.

[3]  D. Gryko,et al.  Corroles that "click": modular synthesis of azido- and propargyl-functionalized metallocorrole complexes and convergent synthesis of a bis-corrole scaffold. , 2014, Inorganic chemistry.

[4]  D. Gryko,et al.  Porphyrins as substrates in CuAAC — exclusion of unwanted copper insertion into the macrocyclic core , 2014 .

[5]  Stéphane Campidelli,et al.  Synthesis of a multibranched porphyrin-oligonucleotide scaffold for the construction of DNA-based nano-architectures. , 2014, Organic & biomolecular chemistry.

[6]  Antoine Bonnot,et al.  Slow and fast singlet energy transfers in BODIPY-gallium(III)corrole dyads linked by flexible chains. , 2014, Inorganic chemistry.

[7]  I. Beletskaya,et al.  Linear conjuncted porphyrin trimer synthesis via "click" reaction , 2014 .

[8]  M. Marletta,et al.  Direct meso-alkynylation of metalloporphyrins through gold catalysis for hemoprotein engineering. , 2014, Angewandte Chemie.

[9]  W. Dehaen,et al.  Click Reaction Synthesis and Photophysical Studies of Dendritic Metalloporphyrins , 2014 .

[10]  R. Boyle,et al.  Huisgen-based conjugation of water-soluble porphyrins to deprotected sugars: towards mild strategies for the labelling of glycans. , 2014, Organic & biomolecular chemistry.

[11]  M. Ravikanth,et al.  Synthesis and properties of triazole bridged BODIPY-conjugates , 2014 .

[12]  Jong Min Lim,et al.  A porphyrin-based molecular tweezer: guest-induced switching of forward and backward photoinduced energy transfer. , 2014, Journal of the American Chemical Society.

[13]  A. Albrecht-Gary,et al.  A supramolecular photosynthetic model made of a multiporphyrinic array constructed around a C60 core and a C60-imidazole derivative. , 2014, Chemistry.

[14]  F. Albericio,et al.  "Clicking" Porphyrins to Magnetic Nanoparticles for Photodynamic Therapy. , 2014, ChemPlusChem.

[15]  Anil Kumar,et al.  Novel porphyrin-psoralen conjugates: synthesis, DNA interaction and cytotoxicity studies. , 2013, Organic & biomolecular chemistry.

[16]  T. Schmidt,et al.  Tunable self-assembly of triazole-linked porphyrin-polymer conjugates. , 2013, Chemistry.

[17]  M. Ravikanth,et al.  Synthesis and properties of porphyrin-expanded porphyrin click dyads , 2013 .

[18]  D. Ma,et al.  Photoenhanced gene transfection by a star-shaped polymer consisting of a porphyrin core and poly(L-lysine) dendron arms. , 2013, Macromolecular bioscience.

[19]  B. Röder,et al.  A light-harvesting porphyrin-boron dipyrromethene conjugate , 2013 .

[20]  D. Guldi,et al.  Host-guest complexation of [60]fullerenes and porphyrins enabled by "click chemistry". , 2013, Chemistry.

[21]  V. Tiwari,et al.  Click chemistry inspired synthesis of glycoporphyrin dendrimers. , 2013, The Journal of organic chemistry.

[22]  A. Hirsch,et al.  Facile Access to Functional Building Blocks of C60 Involving C3‐Symmetrical Addition Patterns , 2013 .

[23]  Dariusz Matosiuk,et al.  Click chemistry for drug development and diverse chemical-biology applications. , 2013, Chemical reviews.

[24]  D. Ma,et al.  Star-shaped polymer consisting of a porphyrin core and poly(L-lysine) dendron arms: synthesis, drug delivery, and in vitro chemo/photodynamic therapy. , 2013, Macromolecular rapid communications.

[25]  N. McClenaghan,et al.  Hydrosoluble dendritic poly(ethylene oxide)s with zinc tetraphenylporphyrin branching points as photosensitizers , 2013 .

[26]  Anil Kumar,et al.  Remarkable photocytotoxicity of a novel triazole-linked cationic porphyrin-β-carboline conjugate. , 2013, Chemical communications.

[27]  A. Dey,et al.  Second sphere control of redox catalysis: selective reduction of O2 to O2- or H2O by an iron porphyrin catalyst. , 2013, Inorganic chemistry.

[28]  A. Davies,et al.  Synthesis and biological evaluation of a library of glycoporphyrin compounds. , 2012, Chemistry.

[29]  E. Kang,et al.  Preparation of fluorescent organometallic porphyrin complex nanogels of controlled molecular structure via reverse-emulsion click chemistry. , 2012, Macromolecular rapid communications.

[30]  P. Jégou,et al.  Formation of linear and hyperbranched porphyrin polymers on carbon nanotubes via a CuAAC “grafting from” approach , 2012 .

[31]  Gwo-Ching Wang,et al.  Layer-by-layer assembly of Zn(II) and Ni(II) 5,10,15,20-tetra(4-ethynylphenyl)porphyrin multilayers on Au using copper catalyzed azide-alkyne cycloaddition , 2012 .

[32]  A. Imberty,et al.  Synthesis of lactosylated glycoclusters and inhibition studies with plant and human lectins. , 2012, Carbohydrate research.

[33]  D. Schuster,et al.  Topological and Conformational Effects on Electron Transfer Dynamics in Porphyrin-[60]Fullerene Interlocked Systems. , 2012, Chemistry of materials : a publication of the American Chemical Society.

[34]  A. Dey,et al.  Selective four electron reduction of O2 by an iron porphyrin electrocatalyst under fast and slow electron fluxes. , 2012, Chemical communications.

[35]  P. Beer,et al.  Triazole- and triazolium-containing porphyrin-cages for optical anion sensing. , 2012, Dalton transactions.

[36]  C. Che,et al.  A smart porphyrin cage for recognizing azide anions. , 2012, Chemical communications.

[37]  Brian J. Smith,et al.  Discrete complexes immobilized onto click-SBA-15 silica: controllable loadings and the impact of surface coverage on catalysis. , 2012, Journal of the American Chemical Society.

[38]  P. Harvey,et al.  Design and photophysical properties of zinc(II) porphyrin-containing dendrons linked to a central artificial special pair. , 2011, Chemistry.

[39]  Peter H. Dinolfo,et al.  Structural analysis of porphyrin multilayer films on ITO assembled using copper(I)-catalyzed azide-alkyne cycloaddition by ATR IR. , 2011, ACS applied materials & interfaces.

[40]  D. Argyropoulos,et al.  Photobactericidal porphyrin-cellulose nanocrystals: synthesis, characterization, and antimicrobial properties. , 2011, Biomacromolecules.

[41]  P. Harvey,et al.  Polyoligopeptides functionalized zinc(II)porphyrins: Step towards artificial hemes , 2011 .

[42]  D. Schuster,et al.  Triazole bridges as versatile linkers in electron donor-acceptor conjugates. , 2011, Journal of the American Chemical Society.

[43]  P. Maillard,et al.  Microwave-mediated ‘click-chemistry’ synthesis of glycoporphyrin derivatives and in vitro photocytotoxicity for application in photodynamic therapy , 2011 .

[44]  V. Ahsen,et al.  Click chemistry: the emerging role of the azide-alkyne Huisgen dipolar addition in the preparation of substituted tetrapyrrolic derivatives , 2011 .

[45]  K. Ariga,et al.  Polyethylenes bearing a terminal porphyrin group. , 2011, Chemical communications.

[46]  V. Filichev,et al.  Synthesis of β-pyrrolic-modified porphyrins and their incorporation into DNA. , 2011, Chemistry.

[47]  A. Harriman,et al.  Long-lived, charge-shift states in heterometallic, porphyrin-based dendrimers formed via click chemistry. , 2011, The journal of physical chemistry. A.

[48]  Renhua Liu,et al.  Application of click chemistry on preparation of separation materials for liquid chromatography. , 2011, Chemical Society reviews.

[49]  Peter H. Dinolfo,et al.  Thickness, surface morphology, and optical properties of porphyrin multilayer thin films assembled on Si(100) using copper(I)-catalyzed azide-alkyne cycloaddition. , 2011, Langmuir : the ACS journal of surfaces and colloids.

[50]  S. Fukuzumi,et al.  Mimicking photosynthetic antenna-reaction-center complexes with a (boron dipyrromethene)3-porphyrin-C60 pentad. , 2011, Chemistry.

[51]  P. Jégou,et al.  Zn-porphyrin/Zn-phthalocyanine dendron for SWNT functionalisation. , 2010, Chemical communications.

[52]  M. Finn,et al.  Tailored ligand acceleration of the Cu-catalyzed azide-alkyne cycloaddition reaction: practical and mechanistic implications. , 2010, Journal of the American Chemical Society.

[53]  V. Filichev,et al.  Significantly Enhanced DNA Thermal Stability Resulting from Porphyrin H‐Aggregate Formation in the Minor Groove of the Duplex , 2010, Chembiochem : a European journal of chemical biology.

[54]  Nobuki Kato,et al.  Facile synthesis of peptide-porphyrin conjugates: Towards artificial catalase. , 2010, Bioorganic & medicinal chemistry.

[55]  Jong Kang Park,et al.  Large porphyrin squares from the self-assembly of meso-triazole-appended L-shaped meso-meso-linked Zn(II)-triporphyrins: synthesis and efficient energy transfer. , 2010, Chemistry.

[56]  D. Schuster,et al.  [2]Catenanes decorated with porphyrin and [60]fullerene groups: design, convergent synthesis, and photoinduced processes. , 2010, Journal of the American Chemical Society.

[57]  Jason E Hein,et al.  Copper-catalyzed azide-alkyne cycloaddition (CuAAC) and beyond: new reactivity of copper(I) acetylides. , 2010, Chemical Society reviews.

[58]  Krzysztof Matyjaszewski,et al.  Marrying click chemistry with polymerization: expanding the scope of polymeric materials. , 2010, Chemical Society reviews.

[59]  S. Fukuzumi,et al.  Efficient photoinduced electron transfer in a porphyrin tripod-fullerene supramolecular complex via pi-pi interactions in nonpolar media. , 2010, Journal of the American Chemical Society.

[60]  H. Furuta,et al.  Self-assembly of Zn(II) Porphyrin-1,2,3-Triazole Conjugate with Alcohol Glue , 2010 .

[61]  M. Senge,et al.  Efficient Synthesis of Glycoporphyrins by Microwave‐Mediated “Click” Reactions , 2010 .

[62]  L. Echegoyen,et al.  Functionalization of multilayer fullerenes (carbon nano-onions) using diazonium compounds and "click" chemistry. , 2010, Organic letters.

[63]  P. Jégou,et al.  Efficient functionalization of carbon nanotubes with porphyrin dendrons via click chemistry. , 2009, Journal of the American Chemical Society.

[64]  G. Déléris,et al.  An efficient route to VEGF-like peptide porphyrin conjugates via microwave-assisted ‘click-chemistry’ , 2009 .

[65]  R. Granet,et al.  Porphyrin-grafted cellulose fabric: New photobactericidal material obtained by “Click-Chemistry” reaction , 2009 .

[66]  D. Schuster,et al.  Efficient one-pot synthesis of rotaxanes bearing electron donors and [60]fullerene. , 2009, Organic letters.

[67]  U. Diebold,et al.  Water-soluble nanorods self-assembled via pristine C60 and porphyrin moieties. , 2009, Chemical communications.

[68]  Nicole M. G. Franssen,et al.  ‘Click’ silica immobilisation of metallo-porphyrin complexes and their application in epoxidation catalysis , 2009 .

[69]  J. Nierengarten,et al.  A stable fullerene-azide building block for the construction of a fullerene–porphyrin conjugate , 2009 .

[70]  F. Duclairoir,et al.  Porphyrin anchoring on Si(100) using a beta-pyrrolic position. , 2009, Dalton transactions.

[71]  Eugénie Martinez,et al.  Ferrocene and porphyrin monolayers on Si(100) surfaces: preparation and effect of linker length on electron transfer. , 2009, Chemphyschem : a European journal of chemical physics and physical chemistry.

[72]  C. R. Mayer,et al.  Intramolecular Electron Transfer Reactions Observed for Dawson-Type Polyoxometalates Covalently Linked to Porphyrin Residues , 2009 .

[73]  E. Fiset,et al.  Synthesis, characterization and modification of azide-containing dendronized diblock copolymers , 2009 .

[74]  H. Shirai,et al.  Intramolecular axial ligation of zinc porphyrin cores with triazole links within dendrimers. , 2009, Chemistry.

[75]  M. Neves,et al.  Synthesis of porphyrin–quinolone conjugates , 2008 .

[76]  D. Schuster,et al.  First triazole-linked porphyrin-fullerene dyads. , 2008, Organic letters.

[77]  Morten Meldal,et al.  Cu-catalyzed azide-alkyne cycloaddition. , 2008, Chemical reviews.

[78]  S. Zimmerman,et al.  Synthesis of Polyglycerol, Porphyrin-Cored Dendrimers Using Click Chemistry. , 2008, European journal of organic chemistry.

[79]  J. Nierengarten,et al.  Click chemistry for the efficient preparation of functionalized [60]fullerene hexakis-adducts. , 2008, Chemical communications.

[80]  A. Osuka,et al.  Dimeric assemblies from 1,2,3-triazole-appended Zn(II) porphyrins with control of NH-tautomerism in 1,2,3-triazole. , 2008, Organic letters.

[81]  Yu Liu,et al.  Complexation-induced transition of nanorod to network aggregates: alternate porphyrin and cyclodextrin arrays. , 2008, Journal of the American Chemical Society.

[82]  Anilesh Kumar,et al.  First triazole-bridged unsymmetrical porphyrin dyad via click chemistry. , 2008, The Journal of organic chemistry.

[83]  D. Díaz,et al.  Ligand-accelerated Cu-catalyzed azide-alkyne cycloaddition: a mechanistic report. , 2007, Journal of the American Chemical Society.

[84]  M. Finn,et al.  Benzimidazole and related ligands for Cu-catalyzed azide-alkyne cycloaddition. , 2007, Journal of the American Chemical Society.

[85]  B. Straub µ-Acetylide and µ-alkenylidene ligands in “click” triazole syntheses , 2007 .

[86]  E. Blart,et al.  Synthesis of new azido porphyrins and their reactivity in copper(I)-catalyzed Huisgen 1,3-dipolar cycloaddition reaction with alkynes , 2007 .

[87]  V. Fokin,et al.  Enhanced Reactivity of Dinuclear Copper(I) Acetylides in Dipolar Cycloadditions , 2007 .

[88]  S. Armes,et al.  Recent advances in shell cross-linked micelles. , 2007, Chemical communications.

[89]  J. Moses,et al.  The growing applications of click chemistry. , 2007, Chemical Society reviews.

[90]  Ó. Lopéz,et al.  Click Chemistry - What’s in a Name? Triazole Synthesis and Beyond , 2007 .

[91]  A. Osuka,et al.  Synthesis of meso-5-azaindolyl-appended Zn(II) porphyrins via Pd-catalyzed annulation. , 2007, Organic letters.

[92]  Peter Mayer,et al.  Isolation of a copper(I) triazolide: a "click" intermediate. , 2007, Angewandte Chemie.

[93]  Chao Liu,et al.  Synthesis and Versatile Reactions of β‐Azidotetraarylporphyrins , 2007 .

[94]  Ben Zhong Tang,et al.  Click polymerization : facile synthesis of functional poly(aroyltriazole)s by metal-free, regioselective 1,3-dipolar polycycloaddition , 2007 .

[95]  Jean-François Lutz,et al.  1,3-dipolar cycloadditions of azides and alkynes: a universal ligation tool in polymer and materials science. , 2007, Angewandte Chemie.

[96]  W. Binder,et al.  ‘Click’ Chemistry in Polymer and Materials Science , 2007 .

[97]  J. Lei,et al.  Active-site models of bacterial nitric oxide reductase featuring tris-histidyl and glutamic acid mimics: influence of a carboxylate ligand on Fe(B) binding and the heme Fe/Fe(B) redox potential. , 2006, Inorganic chemistry.

[98]  Wolfgang H. Binder and Christian Kluger Azide/Alkyne-“Click” Reactions: Applications in Material Science and Organic Synthesis , 2006 .

[99]  Jeremiah A. Johnson,et al.  Toward the Syntheses of Universal Ligands for Metal Oxide Surfaces: Controlling Surface Functionality through Click Chemistry , 2006 .

[100]  D. Reinhoudt,et al.  "Click" chemistry by microcontact printing. , 2006, Angewandte Chemie.

[101]  Y. Yagcı,et al.  Anthracene−Maleimide-Based Diels−Alder “Click Chemistry” as a Novel Route to Graft Copolymers , 2006 .

[102]  G. Molander,et al.  Synthesis of functionalized organotrifluoroborates via the 1,3-dipolar cycloaddition of azides. , 2006, Organic letters.

[103]  D. Díaz,et al.  "Click" chemistry in a supramolecular environment: stabilization of organogels by copper(I)-catalyzed azide-alkyne [3 + 2] cycloaddition. , 2006, Journal of the American Chemical Society.

[104]  Chi‐Huey Wong,et al.  Microtiter plate based chemistry and in situ screening: a useful approach for rapid inhibitor discovery. , 2006, Organic & biomolecular chemistry.

[105]  Ralph Weissleder,et al.  “Clickable” Nanoparticles for Targeted Imaging , 2006, Molecular imaging.

[106]  Neal K Devaraj,et al.  Mixed azide-terminated monolayers: a platform for modifying electrode surfaces. , 2006, Langmuir : the ACS journal of surfaces and colloids.

[107]  Z. Sideratou,et al.  Novel functional hyperbranched polyether polyols as prospective drug delivery systems. , 2006, Macromolecular bioscience.

[108]  Q. Wang,et al.  Selective dye-labeling of newly synthesized proteins in bacterial cells. , 2005, Journal of the American Chemical Society.

[109]  Craig J. Hawker,et al.  The Convergence of Synthetic Organic and Polymer Chemistries , 2005, Science.

[110]  E. Kool,et al.  Chemoselective covalent coupling of oligonucleotide probes to self-assembled monolayers. , 2005, Journal of the American Chemical Society.

[111]  E. Tamiya,et al.  Self-assembly of cholesterol-hydrotropic dendrimer conjugates into micelle-like structure: Preparation and hydrotropic solubilization of paclitaxel , 2005 .

[112]  F. Himo,et al.  Copper(I)-catalyzed synthesis of azoles. DFT study predicts unprecedented reactivity and intermediates. , 2004, Journal of the American Chemical Society.

[113]  Jennifer A. Prescher,et al.  A strain-promoted [3 + 2] azide-alkyne cycloaddition for covalent modification of biomolecules in living systems. , 2004, Journal of the American Chemical Society.

[114]  Kinam Park,et al.  Hydrotropic dendrimers of generations 4 and 5: synthesis, characterization, and hydrotropic solubilization of paclitaxel. , 2004, Bioconjugate chemistry.

[115]  D. Tirrell,et al.  Presentation and detection of azide functionality in bacterial cell surface proteins. , 2004, Journal of the American Chemical Society.

[116]  J. Selegue Metallacumulenes: from vinylidenes to metal polycarbides , 2004 .

[117]  K. Sharpless,et al.  Polytriazoles as copper(I)-stabilizing ligands in catalysis. , 2004, Organic letters.

[118]  Craig J Hawker,et al.  Efficiency and fidelity in a click-chemistry route to triazole dendrimers by the copper(i)-catalyzed ligation of azides and alkynes. , 2004, Angewandte Chemie.

[119]  M. Finn,et al.  Discovery and characterization of catalysts for azide-alkyne cycloaddition by fluorescence quenching. , 2004, Journal of the American Chemical Society.

[120]  I. Choi,et al.  Reactivity of acetylenyl-terminated self-assembled monolayers on gold: triazole formation. , 2004, Langmuir : the ACS journal of surfaces and colloids.

[121]  Helmuth Hoffmann,et al.  Click Chemistry on Surfaces: 1,3-Dipolar Cycloaddition Reactions of Azide-Terminated Monolayers on Silica , 2004 .

[122]  N. Devaraj,et al.  "Clicking" functionality onto electrode surfaces. , 2004, Langmuir : the ACS journal of surfaces and colloids.

[123]  H. Kolb,et al.  The growing impact of click chemistry on drug discovery. , 2003, Drug discovery today.

[124]  Kinam Park,et al.  Effects of ethylene glycol-based graft, star-shaped, and dendritic polymers on solubilization and controlled release of paclitaxel. , 2003, Journal of controlled release : official journal of the Controlled Release Society.

[125]  T. Groth,et al.  PEG based resins for protease drug discovery synthesis, screening and analysis of combinatorial on-bead libraries. , 2003, Combinatorial chemistry & high throughput screening.

[126]  D. Tirrell,et al.  Cell surface labeling of Escherichia coli via copper(I)-catalyzed [3+2] cycloaddition. , 2003, Journal of the American Chemical Society.

[127]  Anna E Speers,et al.  Activity-based protein profiling in vivo using a copper(i)-catalyzed azide-alkyne [3 + 2] cycloaddition. , 2003, Journal of the American Chemical Society.

[128]  Qian Wang,et al.  Bioconjugation by copper(I)-catalyzed azide-alkyne [3 + 2] cycloaddition. , 2003, Journal of the American Chemical Society.

[129]  R. Haag,et al.  pH-responsive molecular nanocarriers based on dendritic core-shell architectures. , 2002, Angewandte Chemie.

[130]  Luke G Green,et al.  A stepwise huisgen cycloaddition process: copper(I)-catalyzed regioselective "ligation" of azides and terminal alkynes. , 2002, Angewandte Chemie.

[131]  Morten Meldal,et al.  Peptidotriazoles on solid phase: [1,2,3]-triazoles by regiospecific copper(i)-catalyzed 1,3-dipolar cycloadditions of terminal alkynes to azides. , 2002, The Journal of organic chemistry.

[132]  A. Yudin,et al.  Practical olefin aziridination with a broad substrate scope. , 2002, Journal of the American Chemical Society.

[133]  R. Haag Dendrimers and hyperbranched polymers as high-loading supports for organic synthesis. , 2001, Chemistry.

[134]  H. V. Rasika Dias,et al.  Copper and silver complexes containing organic azide ligands: syntheses, structures, and theoretical investigation of [HB(3,5-(CF3)2Pz)3]CuNNN(1-Ad) and [HB(3,5-(CF3)2Pz)3]AgN(1-Ad)NN (where Pz = pyrazolyl and 1-Ad = 1-adamantyl). , 2000, Inorganic chemistry.

[135]  R. Huisgen 1,3-Dipolar Cycloadditions. Past and Future† , 1963 .

[136]  N. L. Snyder,et al.  Synthesis of glycosylated zinc (II) 5,15-diphenylporphyrin and zinc (II) 5,10,15,20-tetraphenylporphyrin analogs using Cu-catalyzed azide-alkyne 1,3-dipolar cycloaddition reactions , 2015 .

[137]  G. Sharma,et al.  A "click-chemistry" approach for the synthesis of porphyrin dyads as sensitizers for dye-sensitized solar cells. , 2015, Dalton transactions.

[138]  I. Beletskaya,et al.  Trimer Porphyrin Star , 2012 .

[139]  O. Reinaud,et al.  Synthesis and First Studies of the Host–Guest and Substrate Recognition Properties of a Porphyrin‐Tethered Calix[6]arene Ditopic Ligand , 2011 .

[140]  P. Thordarson,et al.  Tin(IV) porphyrin functionalization of electrochemically active fluoride-doped tin-oxide (FTO) via Huisgen (3+2) click chemistry , 2011 .

[141]  Vijayendra S. Shetti,et al.  Synthesis of Triazole‐Bridged Unsymmetrical Porphyrin Dyads and Porphyrin–Ferrocene Conjugates , 2010 .

[142]  F. Kühn,et al.  Retraction: An Efficient Synthesis of Poly(ethylene glycol)‐Supported Iron(II) Porphyrin using a Click Reaction and its Application for the Catalytic Olefination of Aldehydes , 2009 .

[143]  Erhong Hao,et al.  Synthesis of porphyrin-carbohydrate conjugates using "click" chemistry and their preliminary evaluation in human HEp2 cells , 2009 .

[144]  Xue-Long Sun,et al.  Carbohydrate and protein immobilization onto solid surfaces by sequential Diels-Alder and azide-alkyne cycloadditions. , 2006, Bioconjugate chemistry.

[145]  H. Hiemstra,et al.  CuI‐Catalyzed Alkyne–Azide “Click” Cycloadditions from a Mechanistic and Synthetic Perspective , 2005 .