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1

Bronsted acid catalysed eco friendly synthesis of quaternary centred C-3 functionalized oxindole derivatives

Ramakrishna, Seeram, nataraj, poomathi, Balaji, Ravichandran, Narayanan, Uma Maheswari, Narayanasamy, Mathivanan, Perumal, Paramasivan Thirumalai, Balasubramanian, Kalpattu K, Veluchamy, Amutha Barath

Journal:

New Journal of Chemistry

Year:

2018

Language:

english

File:

PDF, 822 KB

english, 2018

2

ChemInform Abstract: Gold(III) Chloride Catalyzed Regioselective Synthesis of Pyrano[3,4-b]indol-1(9H)-ones and Evaluation of Anticancer Potential Towards Human Cervix Adenocarcinoma.

Chandrasekaran Praveen, Asairajan Ayyanar, Paramasivan Thirumalai Perumal

Journal:

Year:

2011

File:

PDF, 30 KB

2011

3

InCl 3 -Assisted Eco-Friendly Approach for N-Fused 1,4-Dihydropyridine Scaffolds via Ring Opening Michael Addition of Cyclic Nitroketene and Iminocoumarin: Synthesis and DFT Studies

Elumalai, Dhanasekar, Gnanasekaran, Ramachandran, Leelakrishnan, Saraswathi, Nachimuthu, Gunavathy, Kannan, Tharanikkarasu, Paramasivam, Thirumalai Perumal, Jayabal, Kamalraja

Journal:

ChemistrySelect

Year:

2018

Language:

english

File:

PDF, 5.55 MB

english, 2018

4

ChemInform Abstract: Regioselective Synthesis of Phthalans via Cu(OTf)2-Catalyzed 5-exo-Dig Intramolecular Hydroalkoxylation of 2-(Ethynyl)benzyl Alcohols.

Chandrasekaran Praveen, Chandran Iyyappan, Paramasivan Thirumalai Perumal

Journal:

Year:

2010

File:

PDF, 31 KB

2010

5

ChemInform Abstract: Synthesis of Carbazoles by Gold(I)-Catalyzed Carbocyclization of 2-(Enynyl)indoles

Chandrasekaran Praveen, Paramasivan Thirumalai Perumal

Journal:

Year:

2011

File:

PDF, 29 KB

2011

6

ChemInform Abstract: Synthesis of Novel 3-Bromo-1,2-dihydroquinolines via Palladium-Mediated Intramolecular Cyclization of N-Tosyl-N-propargyl Anilines.

Savitha Gurunathan, Paramasivam Thirumalai Perumal

Journal:

Year:

2011

File:

PDF, 29 KB

2011

7

ChemInform Abstract: Practical Synthesis, Anticonvulsant, and Antimicrobial Activity of N-Allyl and N-Propargyl Di(indolyl)indolin-2-ones.

Chandrasekaran Praveen, Asairajan Ayyanar, Paramasivan Thirumalai Perumal

Journal:

Year:

2011

File:

PDF, 35 KB

2011

8

Practical synthesis, anticonvulsant, and antimicrobial activity of N-allyl and N-propargyl di(indolyl)indolin-2-ones

Chandrasekaran Praveen, Asairajan Ayyanar, Paramasivan Thirumalai Perumal

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2011

Language:

english

File:

PDF, 2.12 MB

english, 2011

9

Gold(III) chloride catalyzed regioselective synthesis of pyrano[3,4-b]indol-1(9H)-ones and evaluation of anticancer potential towards human cervix adenocarcinoma

Chandrasekaran Praveen, Asairajan Ayyanar, Paramasivan Thirumalai Perumal

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2011

Language:

english

File:

PDF, 333 KB

english, 2011

10

Regioselective synthesis of phthalans via Cu(OTf)2-catalyzed 5-exo-dig intramolecular hydroalkoxylation of 2-(ethynyl)benzyl alcohols

Chandrasekaran Praveen, Chandran Iyyappan, Paramasivan Thirumalai Perumal

Journal:

Tetrahedron Letters

Year:

2010

Language:

english

File:

PDF, 1.83 MB

english, 2010

11

Synthesis of novel 3-bromo-1,2-dihydroquinolines via palladium mediated intramolecular cyclization of N-tosyl-N-propargyl anilines

Savitha Gurunathan, Paramasivam Thirumalai Perumal

Journal:

Tetrahedron Letters

Year:

2011

Language:

english

File:

PDF, 1.52 MB

english, 2011

12

Asymmetric methallylboration of prochiral aldehydes with methallyldiisopinocampheylborane·synthesis of 2-methyl-1-alken-4-ols in ≥ 90% enantiomeric purities

Herbert C. Brown, Prabhakar K. Jadhav, P.Thirumalai Perumal

Journal:

Tetrahedron Letters

Year:

1984

Language:

english

File:

PDF, 211 KB

english, 1984

13

Facile conversion of electron rich benzylic hydrocarbons to carbonyl compounds by peroxydisulphate and copper ions

M.Vivekananda Bhatt, P.Thirumalai Perumal

Journal:

Tetrahedron Letters

Year:

1981

Language:

english

File:

PDF, 356 KB

english, 1981

14

Oxidation of aromatic substrates with hydrogen peroxide and hydrochloric acid

P.Thirumalai Perumal, M.Vivekananda Bhatt

Journal:

Tetrahedron Letters

Year:

1979

Language:

english

File:

PDF, 120 KB

english, 1979

15

Antibacterial Activity, Quantitative Structure–Activity Relationship and Diastereoselective Synthesis of Isoxazolidine Derivatives Via 1,3-Dipolar Cycloaddition of d-glucose Derived Nitrone with Olefin

Munusamy Damodiran, Ponnurengan Malliappan Sivakumar, Rathnasabapathy SenthilKumar, Duraisamy Muralidharan, Bandara Venkata Narasimha Phani Kumar, Mukesh Doble, Paramasivan Thirumalai Perumal

Journal:

Chemical Biology & Drug Design

Year:

2009

Language:

english

File:

PDF, 557 KB

english, 2009

16

A Novel Colorimetric and Fluorescent Chemosensor for Anions Involving PET and ICT Pathways

Thiagarajan, Viruthachalam, Ramamurthy, Perumal, Thirumalai, Dhakshanamurthy, Ramakrishnan, Vayalakkavoor T.

Journal:

Organic Letters

Year:

2005

Language:

english

File:

PDF, 132 KB

english, 2005

17

Chiral synthesis via organoboranes. 6. Asymmetric allylboration via chiral allyldialkylboranes. Synthesis of homoallylic alcohols with exceptionally high enantiomeric excess

Jadhav, Prabhakar K., Bhat, Krishna S., Perumal, P. Thirumalai, Brown, Herbert C.

Journal:

Journal of Organic Chemistry

Year:

1986

Language:

english

File:

PDF, 1.07 MB

english, 1986

18

ChemInform Abstract: Palladium-Catalyzed Intramolecular Hydroarylation of 2-Bromobenzyl Propargyl Ethers: A New Access to Exocyclic Isochromans.

Avanashiappan Nandakumar, Krishnamoorthy Balakrishnan, Paramasivan Thirumalai Perumal

Journal:

Year:

2012

File:

PDF, 32 KB

2012

19

Quinone studies. Part III. Metal ion-catalysed oxidation of halophenols and halonaphthols by peroxidisulphate

P Thirumalai Perumal, M Vivekananda Bhatt

Journal:

Journal of Chemical Sciences

Year:

1989

Language:

english

File:

PDF, 328 KB

english, 1989

20

Oxidation of substituted benzylic hydrocarbons and naphthalenes by peroxydisulphate in the presence of metal ions

P Thirumalai Perumal, M Vivekananda Bhatt

Journal:

Journal of Chemical Sciences

Year:

1995

Language:

english

File:

PDF, 312 KB

english, 1995

21

Synthesis and biological evaluation of hydroxamate-based iron chelators

Bergeron, Raymond J., Wiegand, Jan, McManis, James S., Perumal, P. Thirumalai

Journal:

Journal of Medicinal Chemistry

Year:

1991

Language:

english

File:

PDF, 772 KB

english, 1991

22

ChemInform Abstract: A Facile Method for the Synthesis of 3-(Aminomethylene)oxindoles from Isatylidene Malononitriles and α-Azido Ketones.

Kamalraja, Jayabal, Babu, Thelagathoti Hari, Muralidharan, Doraiswamy, Perumal, Paramasivan Thirumalai

Journal:

Year:

2012

File:

PDF, 37 KB

2012

23

Tetrasubstituted Olefinic Xanthene Dyes: Synthesis via Pd-Catalyzed 6- exo-dig Cyclization/C–H Activation of 2-Bromobenzyl- N -propargylamines and Solid State Fluorescence Properties

Nandakumar, Avanashiappan, Perumal, Paramasivan Thirumalai

Journal:

Organic Letters

Year:

2013

Language:

english

File:

PDF, 821 KB

english, 2013

24

CuI-Catalyzed Coupling of gem -Dibromovinylanilides and Sulfonamides: An Efficient Method for the Synthesis of 2-Amidoindoles and Indolo[1,2- a ]quinazolines

Kiruthika, Selvarangam E., Perumal, Paramasivan Thirumalai

Journal:

Organic Letters

Year:

2014

Language:

english

File:

PDF, 386 KB

english, 2014

25

Aza-Morita–Baylis–Hillman reaction of maleimides with azodicarboxylates under neat conditions

KANDHASAMY, SUBRAMANI, KARTHIKEYAN, KESAVAN, RAMACHANDIRAN, KRISHNAN, MURALIDHARAN, DORAISWAMY, PERUMAL, PARAMASIVAN THIRUMALAI

Journal:

Journal of Chemical Sciences

Year:

2013

Language:

english

File:

PDF, 375 KB

english, 2013

26

An expedient four-component domino protocol for the regioselective synthesis of highly functionalized pyranopyrazoles and chromenopyrazoles via nitroketene-N,S-acetal chemistry under solvent-free condition

Jayabal, Kamalraja, Paramasivan, Thirumalai Perumal

Journal:

Tetrahedron Letters

Year:

2014

Language:

english

File:

PDF, 676 KB

english, 2014

27

Synthesis of Tetrasubstituted Olefins by Palladium-Catalyzed Double Heck Cyclization of Bromoenynes

Naveen, Kanagaraj, Muralidharan, Doraiswamy, Perumal, Paramasivan Thirumalai

Journal:

European Journal of Organic Chemistry

Year:

2014

Language:

english

File:

PDF, 646 KB

english, 2014

28

Microwave assisted InCl3 mediated regioselective synthesis of highly functionalized indolylpyran under solvent-free condition and its chemical transformation to indolyltriazolylpyran hybrids

Kamalraja, Jayabal, Perumal, Paramasivan Thirumalai

Journal:

Tetrahedron Letters

Year:

2014

Language:

english

File:

PDF, 653 KB

english, 2014

29

Oxidation of Alkenes by Peroxydisulphate-copper Sulphate

Perumal, P. Thirumalai

Journal:

Synthetic Communications

Year:

1990

Language:

english

File:

PDF, 138 KB

english, 1990

30

Synthesis of Pyrrolo-/Indolo[1,2- a ]quinolines and Naphtho[2,1- b ]thiophenes from gem -Dibromovinyls and Sulphonamides

Kiruthika, Selvarangam E., Nandakumar, Avanashiappan, Perumal, Paramasivan Thirumalai

Journal:

Organic Letters

Year:

2014

Language:

english

File:

PDF, 571 KB

english, 2014

31

Structural effects in solvolytic reactions. 46. Carbon-13 NMR studies of carbocations. 11. Anomalous carbon-13 chemical shifts with increasing electron demand in a model classical 2-norbornyl system, the 2-aryl-3-methylene-2-norbornyl cations

Brown, Herbert C., Periasamy, Mariappan, Perumal, P. Thirumalai, Kelly, David P.

Journal:

Journal of the American Chemical Society

Year:

1984

Language:

english

File:

PDF, 566 KB

english, 1984

32

A New Purification Process for Pharmaceutical and Chemical Industries

Arumugam, Pandurangan, Perumal, Paramasivan Thirumalai

Journal:

Organic Process Research & Development

Year:

2005

Language:

english

File:

PDF, 17 KB

english, 2005

33

Structural effects in solvolytic reactions. 47. Effects of p-alkyl and p-cycloalkyl groups on the carbon-13 NMR shifts of the cationic carbon center in p-alkyl-tert-cumyl cations

Brown, Herbert C., Periasamy, Mariappan, Perumal, P. Thirumalai

Journal:

Journal of Organic Chemistry

Year:

1984

Language:

english

File:

PDF, 485 KB

english, 1984

34

Carbon-13 NMR studies of carbocations. 12. Effect of increasing electron demand on the carbon-13 chemical shifts of 1-aryl-1-cycloalkyl-1-ethyl and 1-aryl-2-methyl-1-cycloalkyl cations

Kelly, David P., Periasamy, Mariappan, Perumal, P. Thirumalai

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 351 KB

english, 1985

35

Structural effects in solvolytic reactions. 45. Carbon-13 NMR studies of carbocations. 9. Variation of the cationic carbon chemical shifts with increasing electron demand in 1,1-diaryl-1-ethyl carbocations. Importance of the inductive localized .pi.-polarization effect in causing deviations from linearity

Brown, Herbert C., Periasamy, Mariappan, Perumal, P. Thirumalai, Kelly, David P., Giansiracusa, Joseph J.

Journal:

Journal of the American Chemical Society

Year:

1983

Language:

english

File:

PDF, 662 KB

english, 1983

36

InCl3-mediated eco-friendly three-component domino reaction for synthesis of highly functionalized triazolylspiroxindolinopyrans and triazolylpyrans under solvent-free conditions

Kamalraja, Jayabal, Murugasan, Potharaj, Perumal, Paramasivan Thirumalai

Journal:

Year:

2014

Language:

english

File:

PDF, 615 KB

english, 2014

37

Facile synthesis of 2-substituted quinolines and 3-alkynyl-2-aryl-2H-Indazole via SnCl 2 -mediated reductive cyclization

Sudhapriya, Narayanasamy, Nandakumar, Avanashiappan, Perumal, Paramasivan Thirumalai

Journal:

Year:

2014

Language:

english

File:

PDF, 938 KB

english, 2014

38

A straightforward stereoselective synthesis of cis-10’,14’-diazaspiro [pyrrolidine-3,11’-tetracyclo [8.6.0.02,7,012,16]hexadecane]-2’(7’),4’, 6’,8’-tetraene-2,5,13’,15’-tetrone derivatives under solvent-free condition

THIRUMALAI, PERUMAL PARAMASIVAN, KRISHNAN, RAMACHANDIRAN, EMANATHAN, GIRIJA, DORAISWAMY, MURALIDHARAN

Journal:

Journal of Chemical Sciences

Year:

2015

Language:

english

File:

PDF, 610 KB

english, 2015

39

Synthesis, DNA/protein binding, molecular docking, DNA cleavage and in vitro anticancer activity of nickel( ii ) bis(thiosemicarbazone) complexes

Haribabu, Jebiti, Jeyalakshmi, Kumaramangalam, Arun, Yuvaraj, Bhuvanesh, Nattamai S. P., Perumal, Paramasivan Thirumalai, Karvembu, Ramasamy

Journal:

Year:

2015

Language:

english

File:

PDF, 8.42 MB

english, 2015

40

Synthesis, characterization and biological evaluation of chromen and pyrano chromen-5-one derivatives impregnated into a novel collagen based scaffold for tissue engineering applications

Kandhasamy, Subramani, Ramanathan, Giriprasath, Kamalraja, Jayabal, Balaji, Ravichandran, Mathivanan, Narayanasamy, Sivagnanam, Uma Tiruchirapalli, Perumal, Paramasivan Thirumalai

Journal:

Year:

2015

Language:

english

File:

PDF, 2.32 MB

english, 2015

41

DNA/protein binding, DNA cleavage, cytotoxicity, superoxide radical scavenging and molecular docking studies of copper( ii ) complexes containing N-benzyl-N′-aryl-N′′-benzoylguanidine ligands

Jeyalakshmi, Kumaramangalam, Arun, Yuvaraj, Bhuvanesh, Nattamai S. P., Perumal, Paramasivan Thirumalai, Sreekanth, Anandaram, Karvembu, Ramasamy

Journal:

Inorganic Chemistry Frontiers

Year:

2015

Language:

english

File:

PDF, 3.59 MB

english, 2015

42

Synthesis of tetra-substituted olefins via annulation by Pd-catalyzed carbopalladation/C-H activation and solid state fluorescence properties

Naveen, Kanagaraj, Avanashiappan, Nandakumar, Paramasivan Thirumalai, Perumal

Journal:

Year:

2015

Language:

english

File:

PDF, 1.14 MB

english, 2015

43

Oxidation of Halophenols and Highly Substituted Phenols with Lead(IV) Acetate

Perumal, P. Thirumalai, Bhatt, M. Vivekananda

Journal:

Year:

1980

File:

PDF, 136 KB

1980

44

A New Method for the Conversion of Halophenols and Halonaphthols to Quinones

Perumal, P. Thirumalai, Bhatt, M. Vivekananda

Journal:

Year:

1979

File:

PDF, 105 KB

1979

45

Synthesis of Novel 1,4-Disubstituted 1,2,3-Triazolo-Bosentan Derivatives – Evaluation of Antimicrobial, Anticancer activities and Molecular Docking

A, Jeya Rajendran, Easwaramoorthi, K, Chennakesava Rao, K, Arun, Y, Balachandran, Chandrasekar, Paramasivan Thirumalai, Perumal, Emi, N, S.M., Mahalingam, Duraipandiyan, V, N.A., Al-Dhabi

Journal:

Year:

2015

Language:

english

File:

PDF, 2.10 MB

english, 2015

46

Synthesis of cinnolines via Rh(III)-catalysed dehydrogenative C-H/N-H functionalization: Aggregation induced emission and cell imaging

Paramasivan Thirumalai, Perumal, Mayakrishnan, Sivakali, Arun, Y, Balachandran, C, Emi, N, Muralidharan, Doraiswamy

Journal:

Organic & Biomolecular Chemistry

Year:

2016

Language:

english

File:

PDF, 1.60 MB

english, 2016

47

Green synthesis of folic acid-conjugated gold nanoparticles with pectin as reducing/stabilizing agent for cancer theranostics

Raja, Devendiran, Chinnaiyan, Senthil kumar, kishore, Narra, Ganeshkumar, Moorthy, Ramanathan, Giriprasath, Singaravelu, Sivakumar, Tirichurapalli Sivagnanam, Uma, Paramasivan Thirumalai, Perumal

Journal:

Year:

2016

Language:

english

File:

PDF, 2.21 MB

english, 2016

48

Facile synthesis and evaluation of quercetin reduced and dextran sulphate stabilized gold nanoparticles decorated with folic acid for active targeting against breast cancer

Raja, Devendiran, Chinnaiyan, Senthil kumar, kishore, Narra, Ramanathan, Giriprasath, Singaravelu, Sivakumar, Paramasivan Thirumalai, Perumal, Tirichurapalli Sivagnanam, Uma

Journal:

Year:

2016

Language:

english

File:

PDF, 2.23 MB

english, 2016

49

Gold nanoparticle-based nano systems for the colorimetric detection of Hg 2+ ion contamination in the environment

VELSWAMY, POORNIMA, V, Alexandar, S, Iswariya, Paramasivan Thirumalai, Perumal, Tirichurapalli Sivagnanam, Uma

Journal:

Year:

2016

Language:

english

File:

PDF, 1.37 MB

english, 2016

50

Cinchona alkaloid and di-tert-butyldicarbonate-DMAP promoted efficient synthesis of (E)-nitroolefins

Paramasivan Thirumalai, Perumal, nataraj, poomathi

Journal:

Year:

2016

Language:

english

File:

PDF, 803 KB

english, 2016