360 results on '"Shanmugam, Ponnusamy"'
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2. BF3‧OEt2 promoted synthesis of 9-fluorenlidene appended 2-hydrazinopyridine imines from (phenylethynyl)-fluorene and 2-hydrazinopyridine derivatives.
3. I2/Can as an Efficient Reagent for the Direct Oxidation of Tertiary Csp3-H to Csp3-Oh: Synthesis of Bis(N-Methyl-7-Azaindol-3-Yl) (Phenyl) Methanol from 3,3'-(Phenyl Methylene)-Bis(N-Methyl-7-Azaindole)
4. One‐Pot Triple and Mixed Double Michael Addition of Activated Alkenes to 2‐Oxindole and 7‐Aza‐2‐Oxindole: Synthesis of C‐3/N‐Functionalized Carbon Rich 2‐Oxindole and 7‐Aza‐2‐Oxindole Derivatives
5. Microwave assisted synthesis and photophysical properties of blue emissive 2-amino-3-carboxamide-1,1′-biaryls and 4-(arylamino)-[1,1′-biphenyl]-3-carboxamides via Suzuki and Chan-Evans-Lam coupling
6. I2/CAN as a Mild and Efficient Reagent for Oxidative Csp3‐Csp2 Cleavage of 3,3'‐Bis‐7‐azaindolylmethane: A Rapid One‐Pot Access to 3‐Formyl and 3‐Iodo‐7‐azaindoles
7. I2/CAN as an efficient reagent for the direct oxidation of tertiary Csp3-H to Csp3-OH: Synthesis of bis(N-methyl-7-azaindol-3-yl) (phenyl) methanol from 3,3′-(phenyl methylene)-bis(N-methyl-7-azaindole)
8. I2/CAN as a Mild and Efficient Reagent for Oxidative Csp3‐Csp2 Cleavage of 3,3′‐Bis‐7‐azaindolylmethane: A Rapid One‐Pot Access to 3‐Formyl and 3‐Iodo‐7‐azaindoles
9. Amberlite IRA-400 Cl resin catalyzed synthesis of secondary amines and transformation into N-((1H-indol-3-yl) (heteroaryl) methyl)-N-heteroaryl benzenamines and bis-indoles via multicomponent reaction
10. Synthesis of Blue Emissive Quaternary 9,9-Disubstituted N-Methyl-7-azaindole-Appended (Phenylethynyl)-fluorene Derivatives
11. An efficient solvent free Amberlite IRA-400 Cl resin mediated multicomponent synthesis and photophysical properties of fluorescent 4H-chromene derivatives
12. Unusual participation of O-propargyl group during the cyclization of 6-hydroxy-2-propargyl ethers of aryl chalcones: one-pot synthesis of 2-acyl-3-styrylbenzofuran and 7-aryldibenzo[b,d]furan-1,7-diols.
13. Facile One-Pot Synthesis of Functionalized Quinoline-Fused Fluorescent Dihydro/Spiro-quinazolinone Derivatives
14. Azomethine ylide [3+2]-cycloaddition of 3-alkylidene-7-aza-2-indolone: Synthesis of 3,3′-dispiropyrrolidine- and 3,3′-dispiropyrrolizidine bis 7-aza-2-oxindoles
15. Ventricular empyema presenting as a complication of pneumococcal meningitis in a toddler
16. Unusual participation of O-propargyl group during cyclization of 6-hydroxy-2-propargyl ethers of aryl chalcones: One-pot synthesis of 2-acyl-3-styryl benzofuran and 7-aryl dibenzo [b, d] furan 1,7-diols
17. Synthesis of Blue Emissive Quaternary 9,9-Disubstituted N-Methyl-7-Azaindole Appended (Phenylethynyl)-Fluorene Derivatives
18. N–S bond cleavage of tosyl hydrazones by dual reactive arynes: synthesis of diaryl sulfones, spiro[indazole-3,3′-indolin]-2′-one, and N-phenyl sulfonohydrazides
19. Azomethine Ylide [3+2]-Cycloaddition of 3-Alkylidene-7-Aza-2-Indolone: Synthesis of 3,3′-Dispiropyrrolidine- and 3,3′-Dispiropyrrolizidine Bis 7-Aza-2-Oxindoles
20. Synthesis of 3‐Spiro Cycloalkenes Fused 7‐Aza‐2‐indalones from 3,3′‐di‐ or N,3,3′‐tri‐ allyl/homoallyl/pentenyl 7‐Aza‐2‐indalones via Ring Closing Metathesis using Grubbs‐II Catalyst
21. BF3.OEt2 catalysed synthesis of diverse 9‑fluorenlidene appended indole-1-oxides and spiro[fluorene-9,10′-indeno[1,2-b]indol]-5′-yl) ethanones from 9-(phenylethynyl)-fluoren-9-ol and nitrosobenzene
22. Azomethine ylide [3 + 2]-cycloaddition of 3-alkylidene-7-aza-2-indolone: Synthesis of 3,3′-dispiropyrrolidine- and 3,3′-dispiropyrrolizidine bis 7-aza-2-oxindoles
23. One Pot Multicomponent Synthesis of Highly Commutated 1,2,3-Triazoles using some Pyrazole aldehyde through “Click” Reaction
24. Unusual reactivity of 1-aminoanthraquinone in copper catalyzed multicomponent reaction with isatins and aryl alkynes: synthesis and photophysical properties of regioisomeric fluorescent 3-spiroheterocyclic 2-oxindoles
25. BF3·OEt2 catalyzed synthesis of functionalized 9-fluorene-9-ylidene appended quinazolin-4-ones
26. Synthesis of 5-aryl-3,3′-bis-indolyl and bis-7-aza-indolyl methanone derivatives from 5-bromo-7-azaindoles via sequential methylenation using microwave irradiation, CAN oxidation, and Suzuki coupling reactions
27. One Pot Synthesis of 6-Phenyl-pyrazolyl-quinzolinone Derivatives using Palladium Catalyst via Suzuki-Miyaura Cross-Coupling Reaction
28. DMSO–allyl bromide: a mild and efficient reagent for atom economic one-pot N-allylation and bromination of 2°-aryl amines, 2-aryl aminoamides, indoles and 7-aza indoles
29. Isolation and Bioactive Potential of Fucoidan from Marine Macroalgae Turbinaria conoides
30. Facile Multicomponent Synthesis, Computational, and Docking Studies of Spiroindoloquinazoline Compounds
31. Corrigendum: One‐Pot Synthesis of Flavonol Esters and Benzamides via Unusual Base Catalyzed Partial Ring‐Opening‐Esterification and Amidation of Flavonols
32. One‐Pot Synthesis of Flavonol Esters and Benzamides via Unusual Base Catalyzed Partial Ring‐Opening‐Esterification and Amidation of Flavonols
33. Stereoselective synthesis of 3-spiro-α-methylene-γ-butyrolactone oxindoles from Morita–Baylis–Hillman adducts of isatin
34. Activation of the NC-H bond of Morita--Baylis--Hillman adducts of N-substituted isatins with cerium ammonium nitrate (CAN) and alcohol (ROH)
35. Synthesis of Functionalized 9-Substituted Fluorene Derivatives via Boron Trifluoride Catalysed Reaction of Coplanar 9-(Phenylethynyl)-9H-fluoren-9-ols, Aryl Aminoamides and N-Bromosuccinimide
36. A facile synthesis of (Z)-1, 6-disubstituted-7H-benzo[b][1,5]diazonin-7-one derivatives via arylation-allylation-RCM pathway of anthranilamide and isatoic anhydride
37. BF3·OEt2 catalyzed synthesis of functionalized 9-fluorene-9-ylidene appended quinazolin-4-ones.
38. Synthesis of functionalized 3-spirocyclopropane-2-indolones from isomerised Baylis–Hillman adducts of isatin
39. Phosphotungstic acid mediated, microwave assisted solvent-free green synthesis of highly functionalized 2ˈ-spiro and 2, 3-dihydro quinazolinone and 2-methylamino benzamide derivatives from aryl and heteroaryl 2-amino amides
40. Microwave-Assisted N-Allylation/Homoallylation-RCM Approach: Access to Pyrrole-, Pyridine-, or Azepine-Appended (Het)aryl Aminoamides
41. Diverse reactivity of isatin-based N,N′-cyclic azomethine imine dipoles with arynes: synthesis of 1′-methyl-2′-oxospiro [indene-1,3′-indolines] and 3-aryl-3-pyrazol-2-oxindoles
42. Unravelling the photophysics of triphenylamine and diphenylamine dyes: a comprehensive investigation with ortho-, meta- and para-amido substituted derivatives
43. Synthesis of blue emissive functionalized 9,9-disubstituted fluorene derivatives via BF3·OEt2 mediated reaction of co-planar 9-(phenylethynyl)-9H-fluoren-9-ols with isatin imines
44. Studies on montmorillonite K10-microwave assisted isomerisation of Baylis–Hillman adduct. Synthesis of E-trisubstituted alkenes and synthetic application to lignan core structures by vinyl radical cyclization
45. Stereocontrolled synthesis of angularly fused tricyclic systems by tin-meidated radical cyclization
46. Chromone, A Privileged Scaffold in Drug Discovery: Developments in theSynthesis and Bioactivity
47. Palladium (II) Catalyzed Arylation and Methylene Oxidation of 2, 7‐Dibromo Fluorenes with Heteroaryl Esters: Synthesis of Mesogenic2‐Heteroaryl and 2, 7‐Diheteroaryl‐9‐fluorenones
48. Synthesis of blue-red emissive amido-substituted di(het)aryl and tri(het)aryl amine derivatives via chemoselective N-mono and N,N-diarylation of (het) aryl amino amides using benzyne/arynes
49. Biphenyl 3- and 4- mono and 4, 4′-dicarbaldehyde as Electrophiles and Unusual Michael Acceptors in the Baylis-Hillman Reaction: Synthesis of Functionalized Biphenyl Derivatives
50. Synthesis and photophysical properties of functionalized fluorescent 4H-chromenes and benzo[a]chromenophenazines as Fe3+ and Cu2+ ion sensor
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