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Prof. Sundaresan Prabhakar
Organic Chemistry

Room 203
Ph  +351 21 294 83 00
Fax +351 21 294 85 50
internal phone    10924





Teaching: Organic synthesis. Retrosynthetic analysis. Advanced organic chemistry. 

 

Química Orgânica Avançada I   Química Orgânica Avançada II   Síntese Ogânica I   Síntese Ogânica II

Quimica dos Produtos naturais II   Quimica dos Produtos naturais III

 
Research Interests:
Development of new synthetic methods and reagents for organic synthesis.
Synthesis of farmacologically active compounds. Hemisynthesis.

 

Awards:

2004 - Estímulo à Excelência Award - Excelence in R&D - from the Portuguese Government (Ministerio da Ciência, Inovação e Ensino Superior).

 

 

       Patents:

3 

"Diisocyanates, Diurethanes and Diureides from Abietic Acid", Gigante Carvalheiro, B.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M.
T European Patent Application EP 92670001.4, 11-2-92 (Germany, France, Great Britain and Italy).

2

"Processos para a Obtencao de Novos Derivados de Acidos Resinicos: Diisocianatos, Diuretanos e Diureidos", Gigante Carvalheiro, B.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M.
Portuguese Patent Application PT 96748, 11-2-91.

1

"Processo para Obtencao de Derivados de Acido Abietico e Composicoes Antimicrobianas desses Derivados", Gigante Carvalheiro, B.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M. 

Portuguese Patent Application PT 85433, 28-7-87.

      

Oral and Poster Presentations
      

 

Publications:

 

611 citations in Science Citation Índex (ISI Web of Knowledge, Journal Citations Reports, 1963-2003) - citations/ISI paper

 

  

105

"A formal synthesis of (±)-physostigmine via 3,3-rearrangement of a bis-enamine ", Santos, P.F.; Srinivasan, N.; Almeida, P.S;  Lobo, A.M.; Prabhakar, S.

 

Tetrahedron, 2005, 61, 9147-9156.

 

  

104

"Synthesis of the algicide bacillamide", Figueira, B.C.V.; Prabhakar, S.; Lobo, A.M.

Arkivoc, 2005, (xiv), 14-19.

 

  

103

"A new approach to N-protected staurosporinones", Santos, M.M.M.; Lobo, A.M.; Prabhakar, S.; Marques, M.M.B.

Tetrahedron Letters, 2004, 45, 2347-2349.

  

102

"A Mechanistic Reinvestigation of tris-(p-Bromophenyl)aminium Hexachloroantimonate Induced Deketalization", Glória, P.M.C.; Prabhakar, S.; Lobo, A.M.

Bull. Korean Chem. Soc., 2003, 24, 1841-1842.

  

101

 "SbCl5–wet acetonitrile: a new system for chemoselective O-desilylation", Gloria, P.M.C.;  Prabhakar, S.; Lobo, A. M.; Gomes, M.J. (in part)
Tetrahedron Letters, 2003, 44, 8819-8821.

  

100

 "Synthesis of bioactive indole alkaloids", Lobo, A. M.; Prabhakar, S.; Branco, P. S.; Cardoso, A. S.; Gaudencio, S. P. ; Marques, M. M. B.; Santos, M. M. M.; Santos, P. F.;
Acta Phytotherapeutica, 2003, 2, 16-23.

  

99

 "A short synthesis of staurosporinone (k-252c)", Gaudencio, S.; Santos, M. M. M.; Lobo, A. M.; Prabhakar, S.
Tetrahedron Letters, 2003, 44, 2577-2578.

98

 "3,3-Sigmatropic Rearrangements Involving N-O Bond Cleavage of Enehydroxylamines Derivatives", Reis, L. V.; Lobo, A. M.; Prabhakar, S.; Duarte, M. P.
European Journal of Organic Chemistry, 2003, 1, 190-208.

 

97

"Synthetic, Spectroscopic and X-ray Crystallographic Studies of [1,2,7,8]tetrathiacyclododecino[4,3-b:5,6-b’:10,9-b’’:11,12-b’’’]tetraindoles", Janosik, T.; Bergman, J.; Romero, I.; Stensland, B.; Stalhandske, C.; Marques, M. M. M.; Santos, M. M. M.; Lobo, A. M.; Prabhakar, S.; Duarte, M. F.; Florencio, M. H.

European Journal of Organic Chemistry, 2002, 8, 1392-1396.

 

96

 "Studies in 3-oxy-assisted 3-aza Cope rearrangements", Gomes, M. J. S.; Sharma, L.; Prabhakar, S.; Lobo, A. M.; Gloria, P. M. C.
Journal of the Chemical Society, Chemical Communications, 2002, 746-747.

95
 "Intramolecular Addition of Acyldiazenecarboxylates onto Double Bonds in the Synthesis of heterocycles", Prata, J. V.; Clemente, D.T.; Lobo, A. M.; Prabhakar, S.; Mourato, I.; Branco, P.
Journal of the Chemical Society, Perkin 1, 2002, 513-528.

94
 "Chiral Synthesis of N-Aryl Aziridines", Aires-de-Sousa, J.; Prabhakar, S.; Lobo, A. M.; Rosa, A. M.; Gomes, M. J. S.; Corvo, M. C. (in part); Williams, D. J.; White, A. J. P.
Tetrahedron Assymmetry, 2002, 12, 3349-3365.

93
 "Recent Developments in the Synthesis of Biologically Active Indole Alkaloids",Lobo, A. M.; Prabhakar, S.
Journal of Heterocyclic Chemistry, 2002, 39, 429-436.

92
 "A New Synthesis of (-)-Debromoflustramine B, (+)-ent-Debromoflustramine B and (+)-Debromoflustramide B", Cardoso, A. S.; Natarajan, S.; Lobo, A. M.; Prabhakar, S.
Tetrahedron Letters, 2001, 42, 6663-6666.

91

"A Formal Synthesis of (+/-)-Eseroline via an Aza-oxy-Cope Rearrangement", Santos, P. F.; Almeida, P. S.; Lobo, A. M.; Prabhakar, S.
Heterocycles, 2001, 55, 1029-1043.

90

"Palladium(II)-Promoted Aziridination of Olefins with Bromamine T as the Nitrogen Transfer Reagent", Antunes, M. M.; Marto, S. J. L.;Branco, P. C. S.;Prabhakar, S.; Lobo, A. M.
Journal Chemical Society, Chemical Communications, 2001, 405-406.

89
 "Advances in the Synthesis of Amaryllidaceae Alkaloids", Prabhakar, S.; Tavares, M.R.
in Chemistry and Biology of Alkaloids, Pelletier, S. (Editor), Elsevier, 2001, vol. 15, 433-572.

88
 "A novel synthesis of arcyriaflavin-A via an intramolecular sulphur extrusion reaction", Marques, M. M. B.; Santos, M. M. M.; Lobo, A. M.; Prabhakar, S.
Tetrahedron Letters, 2000, 41, 9835-9838.

87
 "Benzohydroxamic Acid Addition to Propiolate Esters- A Correction", Duarte, M. P.; Lobo, A. M.; Prabhakar, S.
Tetrahedron Letters, 2000, 41, 7433-7435.

86
 "Some Reagentes for Synthesis"
in Organic Synthetic Methodology, Prabhakar, S. (Editor), Edinova, 2000, Cap. 2, 73-105.

85
 "The Principles of Organic Synthetic Methodology", in Organic Synthetic Methodology
Prabhakar, S.; Lobo, A. M.;
Prabhakar, S. (Editor), Edinova, 2000, Cap. 1, 19-68.

84
 "Studies in Aza-Cope Reaction: a Formal Highly Enantioselective Synthesis of Tryprostatin B", Cardoso, A.S.; Lobo, A.M.; Prabhakar, S.
Tetrahedron Letters, 2000, 41, 3611-3613.

83
 "New Syntheses of DNA Adducts from Methylated Anilines Present in Tobacco Smoke", Branco, P.S.; Antunes, A.M.M.; Marques, M.M.; Chiarelli, M.P.; Lobo, A.M.; Prabhakar, S.
Chem. Res. Toxicol., 1999, 12, 1223-1233.

82
 "A Diels-Alder, retro-Diels-Alder Approach to Arcyriflavin-A", Marques, M. M.; Lobo, A. M.; Prabhakar, S.; Branco, P. S.
Tetrahedron Letters, 1999, 40, 3795-3796.

81

"Reactions between 2-Acylthiazoilum Salts and N-Arylhydroxylamines", Ferreira, L. M.; Lobo, A. M.; Prabhakar, S.; Teixeira, A.
Tetrahedron, 1999, 55, 3541-3552.

80

"New Resin Acids Derivatives: Diisocyanate, Diurethanes and Diureides", Gigante, B.; Esteves, M. A.; Curto, M. J. M.; Ascenso, J.; Prabhakar, S.; Lobo, A. M.
Synthetic Communications, 1998, 28, 639-652.

79
 "1-Aza-1´,3´-Diaza-3,3´-Sigmatropic Rearrangements - A Convenient Synthesis of Benzimidazole Derivatives", Carvalho, M. T. V. L.; Lobo, A. M.; Branco, P. S.; Prabhakar, S.
Tetrahedron Letters, 1997, 38, 3115-3118.

78
 ""New Syntheses of the Amaryllidaceae Alkaloids Vasconine, Assoanine, Oxoassoanine, Pratosine and Ismine by Radical Cyclisation, Rosa, A. M.; Lobo, A. M.; Branco, P. S.; Prabhakar, S.; Sa-da-Costa, M.
Tetrahedron, 1997, 53, 299-306.

77
 "The Chemistry and Reactivity of Aryl Radicals - The C-C Bond Formation from o-Bromobenzylphenylethers with Tin Hydride and AIBN", Rosa, A. M.; Lobo, A. M.; Branco, P. S.; Prabhakar, S.
Tetrahedron, 1997, 53, 285-298.

76
 "Synthesis of Phenanthridines by Radical Caryl-Caryl Coupling", Rosa, A. M.; Lobo, A. M.; Branco, P. S.; Prabhakar, S.; Pereira, A. M. D. L.
Tetrahedron,, 1997, 53, 269-284.

75
 "Pericyclic Reactions in the Synthesis of Natural Products", Lobo, A. M.; Prabhakar, S.
Pure and Applied Chemistry, 1997, 69, 547-552.

74
 "A Synthesis of the Amaryllidaceae Alkaloid Pratosine", Pereira, M. M. A.; Prabhakar, S.; Lobo, A.M.
Journal of Natural Products, 1996, 744-747.

73

"A New Enantioselective Synthesis of N-Arylaziridines by Phase-Transfer Catalysis", Aires-de-Sousa, J.; Lobo, A. M.; Prabhakar, S.
Tetrahedron Letters, 1996, 37, 3183-3186.

72

 "A theoretical mechanistic investigation of asymmetric aziridination by N-Aryl-O-acylhydroxylamines" Chaves, H.T.; Lobo, A.M.; Prabhakar, S.; Rzepa, H.S.
AIP Conf. Proc. 1995, 330(1) 140.

71
 "A Novel Approach to the Hexahydropyrrolo[2,3-b]-indole Nucleus: A Synthesis of (+/-)-Desoxyeseroline", Santos, P. F.; Lobo, A. M.; Prabhakar, S.
Tetrahedron Letters, 1995, 36, 8099-8100.

70

"A Convenient Method for the Preparation of N-Aryl and N-Alkyl-O-Methyl Hydroxylamines", Santos, P. F.; Lobo, A. M.; Prabhakar, S.
Synthetic Communications, 1995, 25, 3509-3518.

69
 "A New Synthesis of Arcyriaflavin-A", Fonseca, A. P.; Lobo, A. M.; Prabhakar, S.
Tetrahedron Letters, 1995, 36, 2689-2692.

68
 "Enehydroxylamines as Versatile Compounds in 3,3-Sigmatropic Rearrangements", Reis, L. V.; Lobo, A. M.; Prabhakar, S.
Tetrahedron Letters, 1994, 35, 2747-2750.

67
 "A New Synthesis of Quinoline Derivatives", Clemente, D. T. V.; Lobo, A. M.; Prabhakar, S.; Curto, M. J. M.
Tetrahedron Letters, 1994, 35, 2043-2046.

66
 "New Reactions Involving Addition to and Substitution at Carbon-Carbon p Bonds", Lobo, A. M.; Prabhakar, S.
Revista Portuguesa de Quimica, Serie II, 1994, 1, 31-42.

65
 "Selective O-Acylation of Aromatic Hydroxylamines by 2-Acylimidazolium and 2-Acylbenzimidazolium Salts", Santos, P.P.O.; Trindade, C.L.; Lobo, A.M.; Prabhakar, S.
Tetrahedron Letters, 1993, 34, 3793-3796.

64
 "Reduction of Nitrosobenzene by 2-(a-Hydroxy-ethyl)-3,4-dimethylthiazolium salts", Ferreira, L.M.; Chaves, H.T.; Lobo, A.M.; Prabhakar, S.; Rzepa, H. S.
Journal Chemical Society, Chemical Communications, 1993, 133-134.

63
 "N-Hydroxy-N-pivaloylanilines: a New Aziridinating Agent", Pereira, M.M.; Santos, P.P.O.; Reis, L.V.; Lobo, A.M.; Prabhakar, S.
Journal Chemical Society, Chemical Communications, 1993, 38-40.

62
 "Reactions of Hydroxylamines with Ethyl Cyanoformate. Preparation of Aminonitrones and their Synthetic Applications", Branco, P.S.; Prabhakar, S.; Lobo, A.M.; Williams, D.S.
Tetrahedron, 1992, 48, 6335-6360.

61
 "Revision of C-22,C-23 Configuration of Two Triterpenoids of the Fungus Pisolithus tinctorius", Abreu, P.M.; Lobo, A.M.; Prabhakar, S.
Phytochemistry, 1991, 30, 3818-3819.

60

"New Selective Synthesis of Oxidized Resin Acid Derivatives", Gigante, B.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M.
Synthetic Communications, 1991, 21, 1959.

59
 "2-Acyl Thiazolium Salts as Selective Agents for the O-Acylation of Aromatic Hydroxylamines", Ferreira, L.M.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M.; Rzepa, H.S.; Yi, M.Y.
Journal Chemical Society, Chemical Communications, 1991, 1127-1128.

58
 "Studies on the Catalytic Hydrogenation of Resin Acids Derivatives: Synthesis of a Benzoxazole", Gigante, B.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M.; Williams, D.J.
in Heterogeneous Catalysis and Fine Chemical II, M. Guisnet et al. (Ed.), Elsevier, Amsterdam, 1991, 209.

57
 "Synthetic Applications of N-Aryl-O-Acyl Hydroxamic Acids. A Convenient Route to 3-Substituted N-Benzoyl Oxindoles", Almeida, P.S.; Prabhakar, S.; Lobo, A.M.; Curto, M.J.M.
Tetrahedron Letters, 1991, 32, 2671-2674.

56
 "Photodimerization of Aromatic Resin Acids", Gigante, B.; Curto, M.J.M; Lobo, A.M.; Prabhakar, S.; O'Mahoney, C.; Rzepa, H.S.; Williams, D.J.
Journal of Natural Products, 1991, 54, 247.

55
 "Aryl-aryl Coupling by n-Tributylstannyl Hydride - An Efficient Phenanthridine Synthesis", Rosa, A.M.; Prabhakar, S.; Lobo, A.M.
Tetrahedron Letters, 1990, 31, 1881-1884.

54
 "A Novel Synthesis of Benzimidazolinones", Almeida, P.S.; Lobo, A.M.; Prabhakar, S.
Heterocycles, 1989, 28, 653-656.

53
 ""Diterpenoids from Salvia Candelabrum, Mendes, E.; Marco, J.L.; Rodriguez, B.; Jimeno, M.L.; Lobo, A.M.; Prabhakar, S.
Phytochemistry, 1989, 28, 1685-1690.

52
 "Photo-oxidation of Resin Acids", Gigante, B.; Curto, M.J.M.; Lobo, A.M.; Prabhakar, S.; Jones, R.; Rzepa, H.S.; Williams, D.J.
Journal of Natural Products, 1989, 52, 85-94.

51
 "E-Z Rotational Isomerization in Thiohydroxamic Acids. A 1H NMR and MNDO SCF-MO Study", Santos, M.A.; Lobo, A.M.; Prabhakar, S.; Rzepa, H.S.
Revista Portuguesa de Quimica, 1989, 31, 49.

50

"Unusual Cis Ring Junction Stereochemistry in a Lactol Derived From Photo-oxygenation of Abietic Acid: An NMR and Molecular Modelling Study", Gigante, B.; Lobo, A.M.; Curto, M.J.M.; Prabhakar, S.; Rzepa, H.S.
Tetrahedron Computer Methodology, 1988, 133-139.

49

"Triterpenoids of the Fungus Pisolithus tinctorius", Lobo, A.M.; Abreu, P.M.; Prabhakar, S.; Godinho, L.S.; Jones, R.; Rzepa, H.S.; Williams, D.J.
Phytochemistry, 1988, 27, 3569-3574.

48

 "A Direct Bioautographic TLC Assay for Resin Acid Derivatives with Fungistatic Activity", Clemente, A.; Karmali, A.; Gigante, B.; Barros, A.M.; Lobo, A.M; Prabhakar, S.; Marcelo-Curto, M.J.
Ciência Biológica, 1987, 12(5A), 261. 

47
 "The Mass Spectrometry Behaviour of Benzohydroxamic and Benzothiohydroxamic Acids under Electron Impact", Florencio, M.H.; Heerma, W.; Santos, M.A.; Tavares, M.R.; Lobo, A.M.; Prabhakar, S.
Organic Mass Spectrometry, 1987, 22, 506-512.

46
 "O Pinheiro: Fonte Renovavel de Materias Primas para a Indústria Quimica. 1. Os Acidos Resinicos em Quimica Fina", Gigante, B.; Curto, M.J.M.; Lobo, A.M.; Prabhakar, S.
Boletim do Instituto dos Produtos Florestais - Resinosos, 1987, 8-10.

45
 "Tetrahedral Intermediates formed by Nitrogen and Oxygen Attack of Aromatic Hydroxylamines on Acetyl Cyanides", Lobo, A.M.; Marques, M.M; Prabhakar, S.; Rzepa, H.S.
Journal of Organic Chemistry, 1987, 52, 2925-2927.

44
 "Volumes of Reaction for the Formation of Some Analogues of Tetrahedral Intermediates", Isaacs, N.S.; Rzepa, H.S.; Sheppard, R.N.; Lobo, A.M.; Prabhakar, S.; Merbach, A.E.
Journal of the Chemical Society, Perkin II, 1987, 1477-1482.

43
 "Charactering a Tetrahedral Intermediate in an Acyl Transfer Reaction: An Undergraduate 1H NMR Demonstration", Rzepa, H.S.; Lobo, A.M.; Marques, M.M.; Prabhakar, S.
Journal of Chemical Education, 1987, 64, 725-726.

42
 "A New Synthesis of the Amaryllidaceae Alkaloid Hippadine", Prabhakar, S.; Lobo, A.M.; Marques, M.M.
Journal of Chemical Research, 1987, 167.

41
 "The Structure of an Abietic Acid Dimer", Gigante, B.; Jones, R.; Lobo, A.M.; Curto, M.J.; Prabhakar, S.; Rzepa, H.S.; Williams, D.J.; Zinkel, D.F.
Journal Chemical Society, Chemical Communications, 1986, 1038-1039.

40
 "Magnetic Non-Equivalence in the Low-temperature Nuclear Magnetic Resonance Spectra of N-Benzyl-N-methylhydroxylamine and its Anion - Comparison with SCF-MO Calculations", Lobo, A.M.; Prabhakar, S.; Rzepa, H.S.; Santos, M.A.
Revista Portuguesa de Quimica, 1985, 27, 492-499.

39
 "A Synthesis of the Alkaloid Ismine", Prabhakar, S.; Lobo, A.M.; Marques, M.M.; Tavares, R.
Journal of Chemical Research, 1985, 394-395.

38
 "Novel Triterpenoids from the Fungus Pisolithus tinctorius", Lobo, A.M.; Abreu, P.M.; Prabhakar, S.; Godinho, L.S.; Rzepa, H.S.; Sheppard, R.N
Tetrahedron Letters, 1985, 26, 2589-2592.

37
 "Tetrahedral Intermediates formed during Acyl Transfer Reactions of Acetyl Cyanide", Lobo, A.M.; Marques, M.M.; Prabhakar, S.; Rzepa, H.S.
Journal Chemical Society, Chemical Communications, 1985, 1113-1115.

36
 "The Fragmentation of Thiohydroxamic Acids", Florencio, M.H.; Duarte, M.F.N.; Santos, M.A.; Lobo, A.M.; Prabhakar, S.
Advances Mass Spectrometry, 1985, 1347-1348.

35
 "X-Ray Structure of the Complex Formed between N-Bromosuccinimide and Diaza(2.2.2)Bicyclo-octane", Crowston, E.; Lobo, A.M.; Prabhakar, S.; Rzepa, H.S.; Williams, D.J.
Journal of the Chemical Society, Chemical Communications, 1984, 276-278.

34
 "An X-Ray Crystallographic, 1H Nuclear Magnetic Resonance, and MNDO SCF-MO Conformational Study of o-Substituted N-Benzylbenzothiohydroxamic Acids", Lobo, A.M.; Prabhakar, S.; Santos, M.A.; Rzepa, H.S.; Williams, D.J.
Journal of the Chemical Society, Perkin Trans. II, 1984, 1511-1516.

33
 "Some New Developments in the Chemistry of Aryl Hydroxylamines and their Derivatives", Prabhakar, S.;
Revista Portuguesa de Quimica, 1994, 26, 19.

32
 "A Convenient Method for the Synthesis of N-Hydroxythiobenzamides-(C-Arylhydroxamic Acids)", Prabhakar, S.; Lobo, A.M.; Santos, M.A.; Rzepa, H.S.
Synthesis, 1984, 10, 829-832.

31
 "C-Substitution Reactions of C,N-Diaryl Nitrones", Lobo, A.M.; Prabhakar,S.; Rzepa, H.S.; Skapski, A.C.; Tavares, M.R.; Widdowson, D.A.
Tetrahedron, 1983, 39, 3833-3841.

30
 "Pisolactone, a Novel Triterpenoid Isolated from the Fungus Pisolithus tinctorius", Lobo, A.M.; Abreu, P.M.; Prabhakar, S.; Godinho, L.S.; Williams, D.J.
Tetrahedron Letters, 1983, 24, 2205-2208.

29
 "Cardiotonic Steroids - Synthesis of 22-Oxygenated Cardenolides", Lobo, A.M.; Prabhakar, S.; Marques, M.M.
Revista Portuguesa de Quimica, 1982, 24, 179-182.

28
 "Reactions between Hydroxylamines and Aroyl Cyanides", Prabhakar, S.; Lobo, A.M.; Marques, M.M.
Tetrahedron Letters, 1982, 23, 1391-1394.

27
 "The Alkaloids of the Portuguese Ergot", Lobo, A.M.; Prabhakar, S.; Benito-Rodriguez, A.M.
Revista Portuguesa de Quimica, 1981, 23, 1-6.

26
 "Rotational Isomerism between the E and Z Forms of Hydroxamic Acids in Strong Acid", Lobo, A.M.; Prabhakar, S.; Tavares, M.R.; Rzepa, H.S.
Tetrahedron Letters, 1981, 22, 3007-3008.

25
 "Total Synthesis of the Alkaloids (+)-Alpinigenine and (+)- cis - Alpinigenine", Prabhakar, S.; Lobo, A.M.; Tavares, M.R.; Oliveira, I.M.",
Journal of the Chemical Society, Perkin Trans. I, 1981, 1273-1277.

24
 "Quimica Organica", Lobo, A.M.; Prabhakar, S.
Instituto Portugues de Ensino a Distancia, TP4 54, Lisboa, 1980.

23
 "Boron Complexes as Control Synthons in Photocyclisations: An Improved Phenanthridine Synthesis", Prabhakar, S.; Lobo, A.M.; Tavares, M.R.
Journal of the Chemical Society, Chemical Communications, 1978, 884-885.

22
 "Protonation on N-Methylhydroxamic Acids", Lobo, A.M.; Prabhakar, S.; Fonseca, M.T.C.; Rodriguez, A.M.B.
Tetrahedron Letters, 1977, 18, 3167-3170.

21
 "Photochemical Approach to Rhoeadine Alkaloid Skeleton: Synthesis of (+)-cis - Alpinigenine", Prabhakar, S.; Lobo, A.M.; Oliveira, I.M.C.
Journal of the Chemical Society, Chemical Communications, 1977, 419.

20
 "Organic Synthetic Methodology" Prabhakar, S.;
Serviços Graficos da UNL, Lisboa, 1976.

19
 "Curso Pratico de Sinteses Organicas", Neves, H.J.C.; Prabhakar, S.;
Serviços Graficos da UNL, Lisboa, 1976.

18
 "Cardiotonic Steroids. Synthesis of Cardenolides Sulphates", Lobo, A.M.; Prabhakar, S.; Baptista, M.J.O.; Cardoso, J.M.; Jorge, A.M.C.
Revista Portuguesa de Quimica, 1975, 17, 124.

17
 "Studies in the Nature of a,w-Rearrangements", Barton, D.H.R.; Prabhakar, S.;
Journal of the Chemical Society, Perkin 1, 1974, 781.

16
 "Synthesis of Acronycidine", Prabhakar, S.; Pai, B.R.; Ramachandran, V.N.; "
Indian Journal of Chemistry, 1971, 9, 91.

15
 "Synthesis of Medicosmine", Govindachari, T.R.; Pai, B.R.; Prabhakar, S.; Ramachandran, V.N.; "
Indian Journal of Chemistry, 9, 1971, 1031.

14
 "Synthesis of Acrophylline and 7-O-Demethylevolatrine (7-Hydroxydictamine)", Prabhakar, S.; Ramachandran, V.N.; Pai, B.R.; "
Indian Journal of Chemistry, 1970, 8, 857.

13
 "Synthesis of d,l-Tuduranine", Narayanaswami, S.; Prabhakar, S.; Pai, B.R.; "
Indian Journal of Chemistry, 1969, 7, 945.

12
 "Synthesis of d,l-Mecambroline and d,l-Michepressinium Iodide", Narayanaswami, S.; Prabhakar, S.; Pai, B.R.; Shanmugasunda, G.; "
Indian Journal of Chemistry, 1969, 7, 755.

11
 "The Total Synthesis of Isoiresin, Dehydroiresin and Isodihydroiresin", Pelletier, S.W; Prabhakar, S.; "
Journal of the American Chemical Society, 1968, 90, 5318-5320.

10
 "A Stereoselective Synthesis of Racemic Andrographolide Lactone", Pelletier, S.W.; Chapell, R.W.; Prabhakar, S.; "
Journal of the American Chemical Society, 1968, 90, 2889-2895.

9
 "A Steroselective Synthesis of an Andrographolide Derivative", Pelletier, S.W.; Chapell, R.W.; Prabhakar, S.; "
Tetrahedron Letters, 1966, 29, 3489.

8
 "Synthetic Applications of Nitromalonaldehyde - Synthesis of some Diphenyl Ethers and Diphenyl Sulphides" Govindachari, T.R.; Prabhakar, S.; Santhanam, P.S.; Sundarsanam, V.; "
Indian Journal of Chemistry, 1966, 4, 433.

7
 "Synthesis of (+)-Tylophorinine", Govindachari, T.R.; Pai, B.R.; Prabhakar, S.; Savitri, T.S.; "
Tetrahedron, 1965, 21, 2573.

6
 "Synthesis of Dehydroacronycidine" Govindachari, T.R.; Pai, B.R.; Prabhakar, S.; Santhanam, P.S.; Sundarsanam, V.; Seetha, M.; "
Indian Journal of Chemistry, 1965, 2, 71.

5
 "Synthesis of Kokusagine", Pai, B.R.; Prabhakar, S.; Santhanam, P.S.; Sudarsanam, V.; "
Indian Journal of Chemistry, 1964, 2, 449.

4
 "Synthesis of 6-Methoxydictamine", Pai, B.R.; Prabhakar, S.; Santhanam, P.S.; Sudarsanam, V.; "
Indian Journal of Chemistry, 1964, 2, 491.

3
 "Synthesis of Maculosidine", Govindachari, T.R.; Prabhakar, S.; "
Indian Journal of Chemistry, 1963, 1, 17.

2
 "Synthesis of Flindersiamine", Govindachari, T.R.; Prabhakar, S.; "
Indian Journal of Chemistry, 1963, 8, 348.

1
 "Studies on Heterocyclic Nitrogen Compounds", Prabhakar, S. "
Ph.D. Thesis, Univ. Madras (India), 1963.