2019

102. N-Heterocyclic Carbene (NHC)-Catalyzed Transformations for the Synthesis of Heterocycles.

Das, T. K.; Biju, A. T.

Progress in Heterocyclic Chemistry 2019, 31, Chapter 1, Editors: G. Gribble, J. Joule; In Press. Link

101. Iodide as a Nucleophilic Trigger in Aryne Three-Component Coupling for the Synthesis of 2-Iodobenzyl Alcohols.

Bhattacharjee, S.; Guin, A.; Gaykar, R. N.; Biju, A. T.

Org. Lett. 2019, 21, 4383-4387. Link

100. N-Heterocyclic Carbene-Catalyzed Umpolung of Imines for the Enantioselective Synthesis of Dihydroquinoxalines.

Das, T. K.; Ghosh, A.; Balanna, K.; Behera, P.; Gonnade, R. G.; Marelli, U. K.; Das, A. K.; Biju, A. T.

ACS Catal. 2019, 9, 4065-4071. Link

99. The aryne Sommelet-Hauser rearrangement.

Roy, T.; Gaykar, R. N.; Bhattacharjee, S.; Biju, A. T.

Chem. Commun. 2019, 55, 3004-3007. Link

98. NHC-Catalyzed Generation of α,β-Unsaturated Acylazoliums for the Enantioselective Synthesis of Heterocycles and Carbocycles.

Mondal, S.; Yetra, S. R.; Mukherjee, S.; Biju, A. T.

Acc. Chem. Res. 2019, 52, 425-436. Link

97. Transition-Metal-Free Thioamination of Arynes Using Sulfenamides.

Gaykar, R. N.; Bhattacharjee, S.; Biju, A. T.

Org. Lett. 2019, 21, 737-740. Link

96. Synthesis of 2-Aryl Naphthoquinones by the Cross-Dehydrogenative Coupling Involving NHC-Catalyzed endo-Stetter Reaction.

Ghosh, A.; Patra, A.; Mukherjee, S.; Biju, A. T.

J. Org. Chem. 2019, 84, 1103-1110. Link

95. N-Heterocyclic Carbene-Catalyzed Stetter Reaction and Related Chemistry.

Mondal, S.; Yetra, S. R.; Biju, A. T.

In “N-Heterocyclic Carbenes in Organocatalysis“, Chapter 4, Editor: A. T. Biju

Wiley-VCH, 2019, ISBN: 978-3-527-34310-2, pages 53-93. Link

2018

94. Enantioselective N-Heterocyclic Carbene-Catalyzed Cascade Reaction for the Synthesis of Pyrroloquinolines via N–H Functionalization of Indoles.

Mukherjee, S.; Shee, S.; Poisson, T.; Besset, T.; Biju, A. T.

Org. Lett. 2018, 20, 6998-7002. Link

93. Oxidative NHC-Catalysis for the Generation of Imidoyl Azoliums: Synthesis of Benzoxazoles.

Patra, A.; James, A.; Das, T. K.; Biju, A. T.

J. Org. Chem. 2018, 83, 14820-14826. Link

92. N-Heterocyclic Carbene-Catalyzed Enantioselective Synthesis of Spiro-glutarimides via α,β-Unsaturated Acylazoliums.

Mondal, S.; Ghosh, A.; Mukherjee, S.; Biju, A. T.

Org. Lett. 2018, 20, 4499-4503. Link

91. Recent Advances in Organocatalytic Enantioselective Synthesis of Functionalized β-Lactones.

Mukherjee, S.; Biju, A. T.

Chem. Asian J. 2018, 13, 2333-2349. Link

Invited to the special issue on Homogeneous Catalysis from Young Investigators in Asia

90. Employing Arynes for the Generation of Aryl Anion Equivalents and Subsequent Reaction with Aldehydes.

Gaykar, R. N.; Bhunia, A.; Biju, A. T.

J. Org. Chem. 2018, 83, 11333-11340. Link

89. N-Heterocyclic Carbene-Catalyzed Synthesis of α-Trifluoromethyl Esters.

Gelat, F.; Patra, A.; Pannecoucke, X.; Biju, A. T.; Poisson, T.; Besset, T.

Org. Lett. 2018, 20, 3897-3901. Link

88. Trifluoromethylthiolation of α‐Chloroaldehydes: Access to Quaternary SCF3‐Containing Centers.

Gelat, F.; Poisson, T.; Biju, A. T.; Pannecoucke, X.; Besset, T.

Eur. J. Org. Chem. 2018, 3693-3696. Link

87. N-Heterocyclic Carbene-Catalyzed Michael–Michael–Lactonization Cascade for the Enantioselective Synthesis of Tricyclic δ-Lactones.

Mukherjee, S.; Ghosh, A.; Marelli, U. K.; Biju, A. T.

Org. Lett. 2018, 20, 2952-2955. Link

86. Recent Advances in Molecular Rearrangements Involving Aryne Intermediates.

Roy, T.; Biju, A. T.

Chem. Commun. 2018, 54, 2580-2594. Link

85. Synthesis of 4-Difluoromethylquinolines by NHC-Catalyzed Umpolung of Imines.

Patra, A.; Gelat, F.; Pannecoucke, X.; Poisson, T.; Besset. T.; Biju, A. T.

Org. Lett. 2018, 20, 1086-1089. Link

2017

84. Base-Free and Catalyst-Free Synthesis of Functionalized Dihydrobenzoxazoles via Vinylogous Carbonate to Carbamate Rearrangement.

Das, T. K.; Mondal, S.; Gonnade, R. G.; Biju, A. T.

Org. Lett. 2017, 19, 5597-5600. Link

83. Metal-Free, Brønsted Acid-Catalyzed Formal [3+2] Annulation of Quinone Monoacetals with 2-Naphthols.

Jacob, A.; Roy, T.; Kaicharla, T.; Biju, A. T.

J. Org. Chem. 2017, 82, 11269–11274. Link

82. Enantioselective Synthesis of Functionalized β-Lactones by NHC-Catalyzed Aldol Lactonization of Ketoacids.

Mondal, S.; Mukherjee, S.; Das, T. K.; Gonnade, R. G.; Biju, A. T.

J. Org. Chem. 2017, 82, 9223-9228. Link

81. Organocatalytic Enantioselective Vinylogous Michael-Aldol Cascade for the Synthesis of Spirocyclic Compounds.

Mondal, S.; Mukherjee, S.; Yetra, S. R.; Gonnade, R. G.; Biju, A. T. 

Org. Lett. 2017, 19, 4367–4370. Link

80. A Method for the Analysis of Free Carbenes Present after the NHC-Organocatalytic Transformation.

Das, T. K.; Biju, A. T.

Eur. J. Org. Chem. 2017, 4500-4506. Link

Invited to the special issue featuring articles by emerging investigators from India

79. AgOTf-Catalyzed Dehydrative [3+2] Annulation of Aziridines with 2-Naphthols.

Kaicharla, T.; Jacob, A.; Gonnade, R. G.; Biju, A. T.

Chem. Commun. 2017, 53, 8219-8222. Link 

78. N-Heterocyclic Carbene-Catalyzed Aldol-Lactonization of Ketoacids via Dynamic Kinetic Resolution.

Mondal, S.; Mukherjee, S.; Das, T. K.; Gonnade, R. G.; Biju, A. T. 

ACS. Catal. 2017, 7, 3995-3999. Link 

Highlighted in Organic Chemistry Portal 

77. Synthesis of Functionalized Beta-Keto Arylthioethers by the Aryne Induced [2,3] Stevens Rearrangement of Allylthioethers.

Thangaraj, M.; Gaykar, R. N.; Roy, T.; Biju, A. T.   

J. Org. Chem. 2017, 82, 4470–4476. Link 

Highlighted in Synfacts 2017, 13, 643 

76.  Enantioselective Synthesis of Spiro Gamma-butyrolactones by N-Heterocyclic Carbene (NHC)-Catalyzed Formal [3+2] Annulation of Enals with 3-Hydroxy Oxindoles.

Mukherjee, S.; Joseph, S.; Bhunia, A.; Gonnade, R. G.; Yetra, S. R.; Biju, A. T. 

Org. Biomol. Chem. 2017, 16, 2013-2019. Link 

75. N-Heterocyclic Carbene-Catalyzed Umpolung of Imines

Patra, A.; Mukherjee, S.; Das, T. K.; Jain, S.; Gonnade, R. G.; Biju, A. T.   

Angew. Chem. Int. Ed. 2017, 56, 2730- 2734. Link 

Highlighted in Synfacts 2017, 13, 466; Highlighted in Organic Chemistry Portal 

74.  Facile Synthesis of N-Acyl 2-Aminobenzothiazoles by NHC-Catalyzed Direct Oxidative Amidation of Aldehydes.

Premaletha, S.; Ghosh, A.; Joseph, S.; Yetra, S. R.; Biju, A. T.,  

Chem. Commun. 2017, 53, 1478-1481. Link 

2016

73.  The Aryne [2,3] Stevens Rearrangement.

Roy, T.; Thangaraj, M.; Kaicharla, T.; Kamath, R. V.; Gonnade, R. G.; Biju, A. T.   

Org. Lett. 2016, 18, 5428 – 5431 . Link 

72. Substrate-Controlled Selectivity Switch in the Three-Component Coupling Involving Arynes, Aromatic Tertiary Amines, and CO2.

Bhojgude, S. S.; Roy, T.; Gonnade, R. G.; Biju, A. T.    

Org. Lett. 2016, 18, 5424–5427. Link 

71. Employing Arynes in Diels-Alder Reactions and Transition-Metal-Free Multicomponent Coupling and Arylation Reactions.

Bhojgude, S. S.; Bhunia, A.; Biju, A. T.,    

Acc. Chem. Res. 2016, 49, 1658–1670. Link 

70. Selective Synthesis of N-Unsubstituted and N-Aryl Indoles by the Reaction of Arynes with Azirines.

Thangaraj, M.; Bhojgude, S. S.; Jain, S.; Biju, A. T.

J. Org. Chem. 2016, 81, 8604–8611. Link 

69. Lewis Acid Catalyzed Selective Reactions of Donor–Acceptor Cyclopropanes with 2-Naphthols.

Kaicharla, T.; Roy, T.; Thangaraj, M.; Gonnade, R. G.; Biju, A. T.

Angew. Chem. Int. Ed. 2016, 55, 10061-10064. Link 

68. Synthesis of 4H-chromenes by an unexpected, K3PO4-mediated intramolecular Rauhut-Currier type reaction.

Bhunia, A.; Yetra, S. R.; Gonnade, R. G.; Biju, A. T. 

Org. Biomol. Chem. 2016, 15, 5612-5616 . Link 

Invited to the “New Talent” Themed Collection of OBC

67. Synthesis of functionalized amino epoxides by a three-component coupling involving aziridines, arynes and aldehydes.

Roy, T.; Thangaraj, M.; Gonnade, R. G.; Biju, A. T.

Chem. Commun. 2016, 52, 9044-9047. Link 

Selected for the “Emerging Investigators-2016” themed issue of Chem. Commun.

66. Recent Advances in N-Heterocyclic Carbene (NHC)-Catalysed Benzoin Reactions.

Menon, R. S.; Biju, A. T.; Nair, V.*

Beilstein J. Org. Chem. 2016, 12, 444-461. Link

65. From Insertion to Multicomponent Coupling: Temperature Dependent Reactions of Arynes with Aliphatic Alcohols.

Thangaraj, M.; Bhojgude, S. S.; Mane, M. V.; Biju, A. T.

Chem. Commun. 2016, 52, 1665-1668 . Link

64. Employing Carboxylic Acids in Aryne Multicomponent Coupling Triggered by Aziridines/Azetidines.

Roy, T.; Bhojgude, S. S.; Kaicharla, T.; Thangaraj, M.; Garai, B.; Biju, A. T.

Org. Chem. Front. 2016, 3, 71-76. Link 

2015 “Emerging Investigators” themed collection of OCF

63. Enantioselective Synthesis of Spirocyclohexadienones by NHC-Catalyzed Formal [3+3] Annulation Reaction of Enals.

Yetra, S. R.; Mondal, S.; Mukherjee, S.; Gonnade, R. G.; Biju, A. T. 

Angew. Chem. Int. Ed. 2016, 55, 268-272. Link

2015

62. Three-Component Coupling Involving Arynes, Aromatic Tertiary Amines, and Aldehydes via Aryl–Aryl Amino Group Migration.

Bhojgude, S. S.; Baviskar, D. R.; Gonnade, R. G.; Biju, A. T.

Org. Lett. 2015, 17, 6270–6273. Link

61. Diastereoselective Synthesis of Cyclopentanone-fused Spirooxindoles by N-Heterocyclic Carbene-Catalyzed Homoenolate Annulation with Isatilidenes.

Patra, A.; Bhunia, A.; Yetra, S. R.; Gonnade, R. G.; Biju, A. T.

Org. Chem. Front. 2015, 2, 1584-1588. Link

Invited to the “Carbenes for Today” themed collection of OCF 

60. Synthesis of N-Aryl β-Amino Alcohols by Trifluoroacetic Acid-Promoted Multicomponent Coupling of Aziridines, Arynes and Water.

Roy, T.; Baviskar, D. R.; Biju, A. T. 

J. Org. Chem. 2015, 80, 11131-11137. Link

59. Reaction of N-Heterocyclic Carbenes with Chalcones Leading to the Synthesis of deoxy-Breslow Intermediates in their Oxidized Form.

Bhunia, A.; Thorat, S.; Gonnade, R. G.; Biju, A. T.

Chem. Commun. 2015, 51, 13690-13693. Link

58. Recent Advances in Employing Homoenolates Generated by N-Heterocyclic Carbene (NHC) Catalysis in Carbon–Carbon Bond-Forming Reactions.

Menon, R. S.; Biju, A. T.; Nair, V.*

Chem. Soc. Rev. 2015, 44, 5040-5052. Link

57. N-Heterocyclic Carbene-Catalyzed Diastereoselective Synthesis of β-lactone-fused Cyclopentanes Using Homoenolate Annulation Reaction.

Mukherjee, S.; Mondal, S.; Patra, A.; Gonnade, R. G.; Biju, A. T.

Chem. Commun. 2015, 51, 9559-9562. Link

Highlighted in Organic Chemistry Portal

56. Enantioselective Synthesis of Functionalized Pyrazoles by NHC-Catalyzed Reaction of Pyrazolones with α,β-Unsaturated Aldehydes.

Yetra, S. R.; Mondal, S.; Suresh, E.; Biju, A. T.

Org. Lett. 2015, 17, 1417-1420. Link

55. Recent Advances in the N-Heterocyclic Carbene (NHC)-Organocatalyzed Stetter Reaction and Related Chemistry.

Yetra, S. R.; Patra, A.; Biju, A. T. 

Synthesis 2015, 47, 1357-1378. Link

Invited Review; Top 10 most popular articles in April 2015

2014

54. N-Heterocyclic Carbene-Catalyzed Enantioselective Synthesis of Functionalized Cyclopentenes via α,β-Unsaturated Acyl Azoliums.

Mondal, S.; Yetra, S. R.; Patra, A.; Kunte, S. S.; Gonnade ,R. G.; Biju, A. T.

Chem. Commun. 2014, 50, 14539-14542. Link

Highlighted in Organic Chemistry Portal

53. Rapid Access to Benzoxaphospholes and Their Spiro Analogues by a Three-Component Coupling Involving Arynes, Phosphines, and Activated Ketones.

Bhunia, A.; Roy, T.; Gonnade, R. G.; Biju, A. T.

Org. Lett. 2014, 16, 5132-5135. Link

52.  Facile Synthesis of γ-Ketophosphonates by an Intermolecular Stetter Reaction Onto Vinylphosphonates.

Patra, A.; Bhunia, A.; Biju, A. T.

Org. Lett. 2014, 16, 4798-4801. Link

For abstracts in Organic Chemistry Portal, see: www.organic-chemistry.org/abstracts/lit4/659.shtm 

51. Multicomponent Reactions Involving Phosphines, Arynes and Aldehydes.

Bhunia, A.; Kaicharla, T.; Porwal, D.; Gonnade, R. G.; Biju, A. T. 

Chem. Commun. 2014, 50, 11389-11392. Link

50. Transition-metal-free synthesis of benzo-fused five- and six-membered heterocycles employing arynes.

Kaicharla, T.; Biju, A. T. 

In “Green Synthetic Approaches for Biologically Relevant Heterocycles“, Book Chapter, Editor: Prof. Goutam Brahmachari,

Elsevier Science, 2014, 45-76. Link

49. Tandem [4 + 2]/[2 + 2] Cycloaddition Reactions Involving Indene or Benzofurans and Arynes.

Bhojgude, S. S.; Thangaraj, M.; Suresh, E.; Biju, A. T.

Org. Lett. 2014, 16, 3576-3579. Link

48. Diels-Alder Reaction of Tropones with Arynes: Synthesis of Functionalized Benzobicyclo[3.2.2]nonatrienones.

Thangaraj, M.; Bhojgude, S. S.; Bisht, R. H.; Gonnade, R. G.; Biju, A. T.

J. Org. Chem. 2014, 79, 4757-4762. Link

47. Synthesis of Functionalized Coumarins and Quinolinones by NHC-Catalyzed Annulation of Modified Enals with Heterocyclic C-H Acids.

Yetra, S. R.; Roy, T.; Bhunia, A.; Porwal, D.; Biju, A. T. 

J. Org. Chem. 2014, 79, 4245-4251. Link

46. Practical Synthesis of Phthalimides and Benzamides by a Multicomponent Reaction Involving Arynes, Isocyanides, and CO2/H2O.

Kaicharla, T.; Thangaraj, M.; Biju, A. T.

Org. Lett. 2014, 16, 1728-1731. Link 

For abstracts in Organic Chemistry Portal, see: http://www.organic-chemistry.org/abstracts/lit4/434.shtm

45. Efficient Synthesis of 9-Aryldihydrophenanthrenes by a Cascade Reaction Involving Arynes and Styrenes.

Bhojgude, S. S.; Bhunia, A.; Gonnade, R. G.; Biju ,A. T.

Org. Lett. 2014, 16, 676-679. Link

44. Employing Arynes in Transition-Metal-Free, N-Heterocycles Initiated Multicomponent Reactions.

Bhunia, A.; Biju, A. T.

Synlett. 2014, 25, 608-614. Link

Invited Synpacts Article

2013

43.  Employing Arynes in Transition-Metal-Free Monoarylation of Aromatic Tertiary Amines.

Bhojgude, S. S.; Kaicharla, T.; Biju, A. T.

Org. Lett. 2013, 15, 5452-5455. Link

For abstracts in Organic Chemistry Portal, see: http://www.organic-chemistry.org/abstracts/lit4/224.shtm

42.  Asymmetric N-Heterocyclic Carbene (NHC)-Catalyzed Annulation of Modified Enals with Enolizable Aldehydes.

Yetra, S. R.; Kaicharla, T.; Kunte, S. S.; Gonnade, R. G.; Biju, A. T.

Org. Lett. 2013, 15, 5202 – 5205. Link

For abstracts in Organic Chemistry Portal, see: http://www.organic-chemistry.org/abstracts/lit4/202.shtm

41. Multicomponent Reactions Involving Arynes, Quinolines, and Aldehydes.

Bhunia, A.; Porwal, D.; Gonnade, R. G.; Biju, A. T.

Org. Lett. 2013, 15, 4620- 623. Link

40. Transition-Metal-Free Multicomponent Reactions Involving Arynes, N-Heterocycles and Isatins.

Bhunia, A.; Roy, T.; Pachfule, P.; Rajamohanan, P. R.; Biju, A. T. 

Angew. Chem. Int. Ed. 2013, 52, 10040-10043. Link

Among the most accessed papers in August 2013, Invited for Synpacts

39. Engaging isatins in solvent-free, sterically congested Passerini reaction.

Kaicharla, T.; Yetra, S. R.; Roy, T.; Biju, A. T.

Green Chem. 2013, 15, 1608-1614. Link

38. Enantioselective N-Heterocyclic Carbene-Catalyzed Annulations of 2-Bromoenals with 1,3-Dicarbonyl Compounds and Enamines via Chiral α,β-Unsaturated Acyl Azoliums.

Yetra, S. R.; Bhunia, A.; Patra, A.; Mane, M. V.; Vanka, K.; Biju, A. T. 

Adv. Synth. Catal. 2013, 335, 1089-1097. Link

37. NHC-Catalyzed Reaction of Enals with Hydroxy Chalcones:Diastereoselective Synthesis of Functionalized Coumarins.

Bhunia, A.; Patra, A.; Puranik, V.; Biju, A. T.   

Org. Lett. 2013, 15, 1756-759. Link

Highlighted in Synfacts 2013, 9, 670.

2012

36. Efficient Diels-Alder Reaction of 1,2-Benzoquinones with Arynes and Its Utility in One-Pot Reactions.

Kaicharla, T.; Bhojgude, S. S. ; Biju, A. T. 

Org. Lett. 2012, 14, 6238-6241. Link

35. A Practical and General Diels-Alder Reaction of Pentafulvenes with Arynes.

Bhojgude, S. S.; Kaicharla, T.; Bhunia, A.; Biju, A. T.   

Org. Lett. 2012, 14, 4098-4101. Link

34. Efficient Synthesis of γ-Keto Sulfones by NHC-Catalyzed Intermolecular Stetter Reaction.

Bhunia, A.; Yetra, S. R.; Bhojgude, S. S.; Biju, A. T. 

Org. Lett. 2012, 14, 2830-2833. Link

33. 1,2-Benzoquinones in Diels-Alder reactions, dipolar cycloadditions, nucleophilic additions, multicomponent reactions and more.

Nair, V.; Menon, R. S.; Biju, A. T.; Abhilash, K. G.  

Chem. Soc. Rev. 2012, 41, 1050-1059. Link

32. Arynes in Transition-Metal-Free Multicomponent Coupling Reactions.

Bhojgude, S. S.; Biju, A. T.    

Angew. Chem. Int. Ed. 2012, 51, 1520-1522. Link

31. Recent Advances in Transition-Metal-Free Carbon-Carbon and Carbon-Heteroatom Bond-Forming Reactions Using Arynes.

Bhunia, A.; Yetra, S. R.; Biju, A. T.    

Chem. Soc. Rev. 2012, 41, 3140-3152. Link

2011 and prior

30. Organocatalytic Asymmetric 1,6-Addition Reactions.

Biju, A. T.    

Chem. Cat. Chem. 2011, 3, 1847-1849. Link

29. Efficient Synthesis of Benzofuranones: N-Heterocyclic Carbene (NHC)/Base-Catalyzed Hydroacylation-Stetter-Rearrangement Cascade.

Padmanaban, M.; Biju, A. T.; Glorius, F.     

Org. Lett. 2011, 13, 5624- 5627. Link

28. Employing Homoenolates Generated by NHC Catalysis in Carbon-Carbon Bond-Forming Reactions: State of the Art.

Nair, V.; Menon, R. S.; Biju, A. T.; Sinu, C. R.; Paul, R. R.; Jose, A.; Sreekumar, V.    

Chem. Soc. Rev. 2011, 40, 5336-5346. Link

27. N-Heterocyclic Carbene (NHC)-Catalyzed Umpolung of Michael Acceptors for Intermolecular Reactions.

Biju, A. T.; Padmanaban, M.; Wurz, N. E.; Glorius, F.    

Angew. Chem., Int. Ed. 2011, 50, 8412-8415. Link

26. Extending NHC-Catalysis: Reaction of Aldehydes with Unconventional Reaction Partners.

Biju, A. T.; Kuhl, N. Glorius, F.    

Acc. Chem. Res. 2011, 44, 1182-1195. Link

25. Synthesis and Application of a Chiral Diborate.

Loewer, Y.; Weiß, C.; Biju, A. T.; Fröhlich, R.; Glorius. F.   

J. Org. Chem. 2011, 76, 2324-2327. Link

24. N-Heterocyclic Carbene-Catalyzed Cross-Coupling of Aromatic Aldehydes with Activated Alkyl Halides.

Padmanaban, M.; Biju, A. T.; Glorius, F.     

Org. Lett. 2011, 13, 98-101. Link

Highlighted in Synfacts 2011, 2, 209.

23. Intermolecular N-Heterocyclic Carbene-Catalyzed Hydroacylation of Arynes.

Biju, A. T.; Glorius, F.    

Angew. Chem., Int. Ed. 2010, 49, 9761-9764. Link

(This Communication is one of the most accessed papers in November 2010).

Selected as Hot Paper by Angewandte Chemie

This work has been Highlighted in Synfacts 2011, 1, 95.

22. N-Heterocyclic Carbene-Catalyzed Cascade Reaction Involving the Hydroacylation of Unactivated Alkynes.

Biju, A. T.; Wurz, N. E.; Glorius, F.    

J. Am. Chem. Soc. 2010, 132, 5970-5971. Link

(This Communication is one of the most accessed papers in April 2010).

Highlighted in Synfacts 2010, 6, 716.

21. Switching the Electron-Donor Properties of N-Heterocyclic Carbenes by a Facile Deprotonation Strategy. 

Biju, A. T.; Hirano, K.; Fröhlich, R.; Glorius, F.

Chem. Asian J. 2009, 4, 1786-1789. Link 

20. Copper-Catalyzed Synthesis of 2-Unsubstituted, N-Substituted Benzimidazoles. 

Hirano, K.; Biju, A. T.; Glorius, F.

J. Org. Chem. 2009, 74, 9570-9572. Link 

19. N-Heterocyclic Carbene-Catalyzed Hydroacylation of Unactivated Double Bonds. 

Hirano, K.; Biju, A.T.; Piel, I.; Glorius, F.

J. Am. Chem. Soc. 2009, 131, 14190-14191. Link 

Highlighted in Synfacts 2009, 12, 1404.

18. Polymeric Ladderphanes. 

Chou, C.-M.; Lee, S.-L.; Chen, C.-H; Biju, A. T.; Wang, H.-W.; Wu, Y.-L.; Zhang, G.-F.; Yang, K.-W.; Lim, T.-S.; Huang, M.-J.; Tsai, P.-Y.; Lin, K.-C.; Huang, S.-L.; Chen, C.-h.; Luh, T.-Y.

J. Am. Chem. Soc. 2009, 131, 12579-12585. Link 

17. Reactions of Morita-Baylis-Hillman Acetates with Huisgen Zwitterions: A Novel Strategy for the Synthesis of β-Amino Acid Derivatives. 

Jose, A.; Paul, R. R.; Mohan, R.; Mathew, S. C.; Biju, A. T.; Suresh, E.; Nair, V.

Synthesis, 2009, 1829-1833. Link 

16. Carbon-Nitrogen Bond-Forming Reactions of Dialkyl Azodicarboxylate: A Promising Synthetic Strategy. 

Nair, V.; Biju, A. T.; Mathew, S. C.; Beneesh, P. B.

Chem. Asian J. 2008, 3, 810-820. Link 

15. Reaction of Huisgen Zwitterion with Diaryl Ketones Leading to the Facile Synthesis of Mono- and Bis(alkoxycarbonyl)hydrazones. 

Nair, V.; Mathew, S. C.; Biju, A. T.; Suresh, E.

Synthesis 2008, 1078-1084. Link 

14. Reaction of TPP-Azodicarboxylate Zwitterions and Aldehydes: Unprecedented Synthesis of Acyl Carbamates.  

Nair, V.; Mathew, S. C.; Biju, A. T.; Suresh, E.

Tetrahedron Lett. 2007,  48, 9018-9020. Link 

13. Efficient Higher-Order Cycloaddition Reactions of 8,8-Dicyanoheptafulvenes with Dienes.  

Nair, V.; Abhilash, K. G.; Biju, A. T.; Suresh, E.

Synthesis 2007,  1833-1836. Link 

12. Stereoselective Synthesis of 3,4-trans-Disubstituted γ-Lactams by Cerium(IV) Ammonium Nitrate Mediated Radical Cyclization of Cinnamamides.   

Nair, V.; Mohanan, K.; Suja, T. D.; Biju, A. T.

Synthesis 2007, 1179-1184. Link 

11. A Novel Reaction of the “Huisgen Zwitterion” with Chalcones and Dienones: An Efficient Strategy for the Synthesis of Pyrazoline and Pyrazolopyridazine Derivatives.   

Nair, V.; Mathew, S. C.; Biju, A. T.; Suresh, E.

Angew. Chem. Int. Ed. 2007, 46, 2070-2073. Link 

Highlighted in Synfacts 2007, 577.

10. The Reaction of Huisgen Zwitterion with Diaryl-1,2-diones and Ketones: An Efficient Protocol for Carbon-Nitrogen Bond Formation.    

Nair, V.; Biju, A. T.; Mathew, S. C.

Synthesis 2007, 697-704. Link 

9. DMAP-Catalyzed Reaction of b-ketoesters and Dimethyl Acetylenedicarboxylate: An Efficient Synthesis of Polysubstituted Benzenes and Biaryls.   

Nair, V.; Vidya, N.; Biju, A. T.; Deepthi, A.; Abhilash, K. G.; Suresh, E.

Tetrahedron 2006, 62, 10136-10140. Link 

8. Engaging Zwitterions in Carbon-Carbon and Carbon-Nitrogen Bond- Forming Reactions: A Promising Synthetic Strategy.   

Nair, V.; Menon, R. S.; Sreekanth, A. R.; Abhilash, N.; Biju, A. T.

Acc. Chem. Res. 2006, 39, 520-530. Link 

7. Novel Synthesis of Highly Functionalized Pyrazolines and Pyrazoles by Triphenylphosphine Mediated Reaction of Dialkyl Azodicarboxylate with Allenic Esters.   

Nair, V.; Biju, A. T.; Mohanan, K.; Suresh, E.

Org. Lett. 2006, 8, 2213-2216. Link 

6. Reaction of Huisgen Zwitterion with 1,2-Benzoquinones and Isatins: Expeditious Synthesis of Dihydro-1,2,3-Benzoxadiazoles and Spirooxadiazolines.   

Nair, V.; Biju, A. T.; Vinod, A. U.; Suresh, E.

Org. Lett. 2006, 7, 5139-5142. Link 

5. Reaction of Diaryl-1,2-diones with Triphenylphosphine and Diethyl Azodicarboxylate Leading to N, N-Dicarboethoxy Monohydrazones via a Novel Rearrangement.   

Nair, V.; Biju, A. T.; Abhilash, K. G.; Menon, R. S.; Suresh, E.

Org. Lett. 2006, 7, 2121-2123. Link 

4. 1,4-Dipolar Cycloaddition in Organic synthesis: A Facile Route to Isoquinoline Fused Heterocycles.  

Nair, V.; Sreekanth, A. R.; Abhilash, N.; Biju, A. T.; Varma, L.; Viji, S.; Mathew, S.

ARKIVOC 2005, 11, 178-188. Link 

3. One Pot Four Component Reaction of Isocyanides, Dimethyl Acetylenedicarboxylate and Cyclobutene-1,2-diones: Synthesis of Spiro heterocycles.    

Nair, V.; Menon, R. S.; Deepthi, A.; Devi, B.R.; Biju, A. T.

Tetrahedron Lett. 2005, 46, 1337-1339. Link 

2. Novel Pyridine Catalyzed Reaction of Dimethyl Acetylenedicarboxylate with Carbonyl Compounds and N-Tosylimines: Efficient Synthesis of 2-Benzoyl Fumarates and 1-Azadienes.     

Nair, V.; Sreekanth, A. R.; Abhilash, N.; Biju, A. T.; Remadevi, B.; Menon, R. S.; Rath, N. P.

Synthesis 20053, 1895-1902. Link 

1. The Reaction of Isoquinoline and Dimethyl Acetylenedicarboxylate with 1,2- and 1,4-diones : A Novel Synthesis of Spiro [1,3] oxazino [2,3-a] isoquinolines.      

Nair, V.; Sreekanth, A. R.; Biju, A. T.; Rath, N. P. 

Tetrahedron Lett. 2003, 44, 729-732. Link