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1

Hofmann Rearrangement of Primary Carboxamides and Cyclic imides using DCDMH and Application to the synthesis of Gabapentin and its Potential Peptide Prodrugs

Katuri, Jashuva V.P, Nagarajan, Kuppuswamy

Journal:

Tetrahedron Letters

Year:

2019

Language:

english

File:

PDF, 1004 KB

english, 2019

2

Studies on the Stereochemistry of 2-(Nitromethylidene)-Heterocycles

Srinivasachari Rajappa, Kuppuswamy Nagarajan, Kailasam Venkatesan, Nirupa Kamath, Vipanjeri Madabhusi Padmanabhan, Wolfgang von Philipsborn, Ban Chin Chen, Raffaelo Müller

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 701 KB

english, 1984

3

Creative research in the chemical industry – Four decades in retrospect

Kuppuswamy Nagarajan

Journal:

Journal of Chemical Sciences

Year:

2006

Language:

english

File:

PDF, 154 KB

english, 2006

4

Fries rearrangement: scalable synthesis of key fluoro building blocks 3-fluoro-4-methoxybenzoyl chloride and 1,2-diethoxy-3-fluorobenzene

Yerande, Swapnil G., Shendage, Deepak M., Wakchaure, Prasad B., Phadtare, Ganesh R., Bhoite, Madhavrao Y., Gangopadhyay, Ashok Kumar, Nagarajan, Kuppuswamy, Rupp, Richard Helmut

Journal:

Tetrahedron Letters

Year:

2014

Language:

english

File:

PDF, 584 KB

english, 2014

5

Novel triethylamine mediated thermal reactions of 3-aryl-2-cyanoprop-2-enoic acid derivatives—demethylation, reduction and vinylogation

Harisha, Attimogae Shivamurthy, Nayak, Suresh Parameshwar, Nagarajan, Kuppuswamy, Guru Row, Tayur Narasingarow, Hosamani, Amar A.

Journal:

Tetrahedron Letters

Year:

2015

Language:

english

File:

PDF, 818 KB

english, 2015

6

A new synthesis of Entacapone and report on related studies

HARISHA, ATTIMOGAE SHIVAMURTHY, NAYAK, SURESH PARAMESHWAR, S, PAVAN M, K, SHRIDHARA, K, SUNDARRAJA RAO, K, RAJENDRA, PARI, KOTEPPA, H, SIVARAMKRISHNAN, N, GURU ROW T, NAGARAJAN, KUPPUSWAMY

Journal:

Journal of Chemical Sciences

Year:

2015

Language:

english

File:

PDF, 3.33 MB

english, 2015

7

A Simple and Expedient Procedure for the Preparation of Gabapentin Lactam (2-aza-spiro[4,5]decan-3-one)

Katuri, Jashuva V P, Ekkundi, Vadiraj S, Nagarajan, Kuppuswamy

Journal:

Organic Process Research & Development

Year:

2016

Language:

english

File:

PDF, 290 KB

english, 2016

8

Structures of Addition Products of Acetylenedicarboxylic Acid Esters with Various Dinucleophiles. An application of C, H-spin-coupling constants

Ulrich Vögeli, Wolfgang von Philipsborn, Kuppuswamy Nagarajan, Mohan D. Nair

Journal:

Helvetica Chimica Acta

Year:

1978

Language:

english

File:

PDF, 489 KB

english, 1978

9

A (1,3) Strain in cis- and trans-5, 6-dihydro-4, 6-dimethyl-4H, 8H-pyrido [3,2,1-de]phenanthridin-8-ones

Kuppuswamy Nagarajan, Rashmi K. Shah, Hermann Fuhrer, Reginal T. Puckett, Mathur R. Narasimhamurthy, Kailasam Venkatesan

Journal:

Helvetica Chimica Acta

Year:

1978

Language:

english

File:

PDF, 611 KB

english, 1978

10

15N-NMR Spectra of Azoles with Two Heteroatoms

Ban Chin Chen, Wolfgang Von Philipsborn, Kuppuswamy Nagarajan

Journal:

Helvetica Chimica Acta

Year:

1983

Language:

english

File:

PDF, 915 KB

english, 1983

11

Reaction of Anthranilamide with Phosphorus Pentasulfide: Formation of 2-Mercapto-(1H)-1,3,2λ5-benzodiazaphosphorine-2,4-dithione

Kuppuswamy Nagarajan, Sharada J. Shenoy, Hans Fritz, Othmar Hosang, Wilhelm J. Richter

Journal:

Helvetica Chimica Acta

Year:

1985

Language:

english

File:

PDF, 149 KB

english, 1985

12

Condensed Heterotricycles. Synthesis and Reactions of b-Fused 1(2H)-Isoquinolinones with unusual enaminic properties

Kuppuswamy Nagarajan, Vunnam R. Rao, Rashmi K. Shah, Sharada J. Shenoy, Hans Fritz, Wilhelm J. Richter, Dieter Muller

Journal:

Helvetica Chimica Acta

Year:

1988

Language:

english

File:

PDF, 886 KB

english, 1988

13

Simultaneous Formation of 8H-Isoquino[2,1-b][2,7]naphthyridin-8-ones and 13H-Pyrido[4′,3′:3,4]pyrrolo[2,1-b][3]benzazepin-13-ones, a Novel Potential Alkaloidal System

Kuppuswamy Nagarajan, Patrick J. Rodrigues, Munirathinam Nethaji, Markus Vöhler, Wolfgang von Philipsborn

Journal:

Helvetica Chimica Acta

Year:

1994

Language:

english

File:

PDF, 473 KB

english, 1994

14

Nitroimidazoles XXI 2,3-dihydro-6-nitroimidazo [2,1-b] oxazoles with antitubercular activity

Kuppuswamy Nagarajan, Radhakrishnan Gowri Shankar, Srinivasachari Rajappa, Sharada J. Shenoy, Raby Costa-Pereira

Journal:

European Journal of Medicinal Chemistry

Year:

1989

Language:

english

File:

PDF, 327 KB

english, 1989

15

Vilsmeier-Haack reaction of 1-methyl-34-dihydroisoquino lines-unexpected formation of 2,3-bisdimethylamino-5,6-dihydropyrrolo [2,1-a]isoquinolines

Kuppuswamy Nagarajan, Patrick J. Rodrigues, Munirathinam Nethaji

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 224 KB

english, 1992

16

Novel formation of 9,18-diformyl-5,6,14,17-tetrahydro-8,17-epoxy-6H,15H-[1,5] diazocino[2,1,-a: 6,5-a′]diisoquinolines from (3,4-dihydroisoquinolinyl-1) propan-1,3-dials

Kuppuswamy Nagarajan, Patrick J. Rodrigues, Kuantee Go, Rengachary Parthasarathy

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 217 KB

english, 1992

17

Addition products of benzimidazole-2 (2H)-thione and acetylene dicarboxylic esters

Kuppuswamy Nagarajan, Mohan D. Nair, Jagdish A. Desai

Journal:

Tetrahedron Letters

Year:

1979

Language:

english

File:

PDF, 248 KB

english, 1979

18

Structural basis for selective inhibition of COX-2 by nimesulide

Gabriel F. Fabiola, Vasantha Pattabhi, Kuppuswamy Nagarajan

Journal:

Bioorganic & Medicinal Chemistry

Year:

1998

Language:

english

File:

PDF, 612 KB

english, 1998

19

Crystal Structures of a New Polymorphic Form of Gabapentin Monohydrate and the E and Z Isomers of 4-Tertiarybutylgabapentin

Prema G. Vasudev, Subrayashastry Aravinda, Kuppanna Ananda, Shettykere Dayananda Veena, Kuppuswamy Nagarajan, Narayanaswamy Shamala, Padmanabhan Balaram

Journal:

Chemical Biology & Drug Design

Year:

2009

Language:

english

File:

PDF, 687 KB

english, 2009

20

Nitroenamines. Part 6. Carbon-13 nuclear magnetic resonance spectral studies on 1-amino-2-nitro- and 1,1-diamino-2-nitro-ethylenes

Rajappa, Srinivasachari, Nagarajan, Kuppuswamy

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1978

Language:

english

File:

PDF, 395 KB

english, 1978

21

Solvent mediated centric/non-centric polymorph pairs of an indole derivative: Subtle variation of C–H⋯O hydrogen bonds and C–H⋯π interactions

Choudhury, Angshuman R., Nagarajan, Kuppuswamy, Guru Row, Tayur N.

Journal:

Year:

2006

Language:

english

File:

PDF, 1019 KB

english, 2006

22

Chemistry of 1-Fluoro-2,3,4-triphenylcyclobutadiene Dimers

Choudhury, Angshuman R., Chopra, Deepak, Guru Row, Tayur N., Nagarajan, Kuppuswamy, Roberts, John D.

Journal:

Journal of Organic Chemistry

Year:

2007

Language:

english

File:

PDF, 225 KB

english, 2007

23

Amodiaquine, an antimalarial drug, inhibits dengue virus type 2 replication and infectivity

Boonyasuppayakorn, Siwaporn, Reichert, Erin D., Manzano, Mark, Nagarajan, Kuppuswamy, Padmanabhan, Radhakrishnan

Journal:

Antiviral Research

Year:

2014

Language:

english

File:

PDF, 1.15 MB

english, 2014

24

Small-Ring Compounds. XXXX. The Structure and Properties of a Dimer of Triphenylfluorocyclobutadiene

Nagarajan, Kuppuswamy., Caserio, Marjorie C., Roberts, John D.

Journal:

Journal of the American Chemical Society

Year:

1964

Language:

english

File:

PDF, 682 KB

english, 1964

25

10-Alkyl- and 10-aminoalkyl-2,2'-bis(trifluoromethyl)-3,10'-biphenothiazines

Nagarajan, Kuppuswamy, David, Joy, Goud, Agasaladinni N.

Journal:

Journal of Medicinal Chemistry

Year:

1974

Language:

english

File:

PDF, 289 KB

english, 1974

26

An Improved Process for the Synthesis of 5-Bromo-3-(1-methylpiperidin-4-yl)-1 H -indole: A Key Intermediate in the Synthesis of Naratriptan Hydrochloride

Shashikumar, Nellisara D., Krishnamurthy, Ganga Naika, Rao K, Sundara Raj, Shridhara, Kanakamajalu, Naik, Halehatti S. Bhojya, Nagarajan, Kuppuswamy

Journal:

Organic Process Research & Development

Year:

2010

Language:

english

File:

PDF, 184 KB

english, 2010

27

Central nervous system active 5-oxo-1,4,5,6,7,8-hexahydrocinnolines

Nagarajan, Kuppuswamy, David, Joy, Shah, Rashmi K.

Journal:

Journal of Medicinal Chemistry

Year:

1976

Language:

english

File:

PDF, 469 KB

english, 1976

28

Studies in protoberberine alkaloids. Part 12. Novel transformation of some 1-(2-bromo-?-methylbenzyl)-1,2,3,4-tetrahydroisoquinolines to isoquinobenzoxazepines during Mannich reactions

Natarajan, Sankaran, Pai, Bantwal R., Rajaraman, Rangaswamy, Suguna, Husbett, Swaminathan, Chittoor S., Nagarajan, Kuppuswamy, Sudarsanam, Vasudevan

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1979

Language:

english

File:

PDF, 916 KB

english, 1979

29

Novel formation of 5-aminocinnolines from 5-oxo-5,6,7,8-tetrahydrocinnolines?abnormal course of Schmidt and Beckmann rearrangements

Nagarajan, Kuppuswamy, Shah, Rashmi K.

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1973

Language:

english

File:

PDF, 129 KB

english, 1973

30

An efficient scale up process for synthesis of N-arylpiperazines

Ravilla, Lokesh, Venkata Subba Naidu, N., Nagarajan, Kuppuswamy

Journal:

Tetrahedron Letters

Year:

2015

Language:

english

File:

PDF, 253 KB

english, 2015

31

Absolute stereochemistry of ancistrocladine and ancistrocladinine

Govindachari, Tuticorin R., Nagarajan, Kuppuswamy, Parthasarathy, Papagudi C., Rajagopalan, Tuticorin G., Desai, Haridutt K., Kartha, Gopinath, Chen, Sow-mei Lai, Nakanishi, Koji

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1974

Language:

english

File:

PDF, 575 KB

english, 1974

32

Reaction of 3-Arylidenepropenoic acid derivatives with triethylamine and other amines; unexpected reductions and vinylogations

Harisha, Attimogae Shivamurthy, Nayak, Suresh Parameshwar, Nagarajan, Kuppuswamy, Guru Row, Tayur Narasingarow, Hosamani, Amar A.

Journal:

Year:

2016

Language:

english

File:

PDF, 661 KB

english, 2016

33

ChemInform Abstract: Fries Rearrangement: Scalable Synthesis of Key Fluoro Building Blocks 3-Fluoro-4-methoxybenzoyl Chloride (IV) and 1,2-Diethoxy-3-fluorobenzene (V).

Yerande, Swapnil G., Shendage, Deepak M., Wakchaure, Prasad B., Phadtare, Ganesh R., Bhoite, Madhavrao Y., Gangopadhyay, Ashok Kumar, Nagarajan, Kuppuswamy, Rupp, Richard Helmut

Journal:

Year:

2014

File:

PDF, 16 KB

2014

34

ChemInform Abstract: An Efficient Scale up Process for Synthesis of N-Arylpiperazines.

Ravilla, Lokesh, Subba Naidu, N. Venkata, Nagarajan, Kuppuswamy

Journal:

Year:

2015

File:

PDF, 16 KB

2015

35

Opioid Receptor Modulators with a Cinnamyl Group

Ravilla, Lokesh, Venkata subba Naidu, N., Dogra, Shalini, Umrao, Deepmala, Yadav, Prem N., Biswas, Ansuman, Michael, Daliah, Sekar, Kanagaraj, Nagarajan, Kuppuswamy

Journal:

Journal of Medicinal Chemistry

Year:

2017

Language:

english

File:

PDF, 1.49 MB

english, 2017

36

ChemInform Abstract: ABSOLUTE STEREOCHEMISTRY OF ANCISTROCLADINE AND ANCISTROCLADININE

GOVINDACHARI, TUTICORIN R., NAGARAJAN, KUPPUSWAMY, PARTHASARATHY, PAPAGUDI C., RAJAGOPALAN, TUTICORIN G., DESAI, HARIDUTT K., KARTHA, GOPINATH, LAI CHEN, SOW-MEI, NAKANISHI, KOJI

Journal:

Chemischer Informationsdienst

Year:

1974

File:

PDF, 108 KB

1974

37

AIP Conference Proceedings [AIP Publishing 4TH INTERNATIONAL CONFERENCE ON THE SCIENCE AND ENGINEERING OF MATERIALS: ICoSEM2019 - Kuala Lumpur, Malaysia (26â28 August 2019)] 4TH INTERNATIONAL CONFERENCE ON THE SCIENCE AND ENGINEERING OF MATERIALS: ICoSEM2019 - Markov chain long run probabilities for estimation of traffic flow

Sujatha, R., Kuppuswami, G., Nagarajan, D.

Year:

2020

File:

PDF, 662 KB

2020