Area of Expertise: Synthetic Organic Chemistry 

Awards and Achievements:

1.       IV Rank in M.Sc.

2.       Passed CSIR-UGC Lectureship Examinations in Dec 1989

3.       Passed CSIR-UGC Lectureship Examinations in June 1990

Research Details:

         1.     M.Sc. Undertaken Project work onSynthetic studies of Indole 

         2.     M.Phil Undertaken Project on Synthesis of New Heterocyclic compounds of Antipyrine

         3.  Awarded Ph.D from Madras University (2018)-Synthesis of Novel Morita-Baylis-Hillman Adducts from Unusual Activated Acrylates as Michael Acceptors and their Synthetic Transformations into Functionalized Heterocycles  

Paper Presentations:

1. Participated and Presented a Poster entitled “Synthesis of novel Morita-Baylis-Hillman adduct of pyridine-2, 3 and 4- carboxaldehydes as potential and novel ligands for Metal ion sensing” at School of Chemistry University of Madras

2. Participated and presented a Posters entitled “Ring Enlargement-Lactonization of AMY Derived from Isatin-Sarcosine/Proline during [3+2]-cycloaddition with MBH Adducts Derived from Propargyl Acrylate as Michael Acceptor: An Expedite Route to Martinellic Acid and Viridictian Alkaloids Cores”10^th Mid yearChemical Research Society of India (CRSI) Symposium in Chemistry,July 23-25,2015 held at NIT Trichy

Participation in seminars/workshops/conferences:

1. Participated in National Workshop on Preparation and Characterisation of Nanomaterials (NWPCN-2011) National Centre For Nanoscience and Nanotechnology, UNOM,14-16 March 2011

2. Participated (ISCCB-2013) held at CSIR-Indian Institute of Chemical Biology, Kolkata during January 27-29, 2013.

3.  Participated in the Chennai Chemistry Conference held at CLRI, Chennai during   September, 2013.

4. Participated in the Chennai Chemistry Conference held at CLRI, Chennai during Feb 8-10, 2013, 2013.

Refresher Courses/Short Term/Orientation Courses attended

1. Attended Orientation Course at ASC University of Madras

2. Attended Refresher Course at University of Mangalore

3. Attended Refresher Course at University of Mysore

4. Attended Refresher Course at University of Madras

Membership on Societies/Academic/Professional Bodies:

1. Association of Chemistry (ACT) Mangalore

2. Association of Mangalore University College Teachers 

Educational Qualification:M.Sc,M.Phil

Research Details:Registered for part time PhD at Mangalore University, Mangalore.
Title of Research: Investigation and mechanistic Study of Some of the Bioactive Molecules by Electrochemical Sensors: A Voltammetric Study

Publications:

As first author:

1.Polymer modified carbon paste electrode as a sensitive sensor for the electrochemical determination of riboflavin and its application in pharmaceutical and biological samples. Analytical and Bioanalytical Chemistry Research 7 (4), 461-472.

2.Rapid Electrochemical Monitoring of Tyrosine by Poly (Riboflavin) Modified Carbon Nano-tube Paste Electrode as a Sensitive Sensor and its Applications in Pharmaceutical Samples. Bio-interface Res. Appl. Chem 11, 14661-14672.

3. Arginine electro polymerized carbon nano-tube paste electrode as sensitive and selective sensor for electrochemical determination of vanillin. J. Mater. Environ. Sci 11 (3), 512-521.

4. Electro-Polymerized Titan Yellow Modified Carbon Paste Electrode for the Analysis of Curcumin. Surfaces 4 (3), 191-204.

5. Electrochemical determination of dopamine and uric acid using poly (proline) modified carbon paste electrode: a cyclic voltammetric study. Chemistry and Chemical Technology 15 (2), 153-160.

6. Electrochemical analysis of indigo carmine using poly (arginine) modified   carbon paste electrode. J. Electrochem. Sci. Eng.11(2) 87-96;

As co-author:

7. Voltammetric analysis of antihistamine drug cetirizine and paracetamol at poly (L-Leucine) layered carbon nanotube paste electrode. Surfaces and Interfaces. 24, 101154.

8. Surfactant and polymer composite modified electrode for the sensitive determination of vanillin in food sample. Chemistry Select 6 (11), 2700-2708.

9. Electrochemical determination of levofloxacin drug at poly (clayton yellow)/carbon paste electrode. Chemical Monthly 153 (4), 311-319.

Contribution of a chapter to the book:

10. Fabrication, characterization and application of poly (acriflavine) modified carbon nanotube paste electrode for the electrochemical determination of catechol. Handbook of Nanomaterials for Sensing Applications, 105-117.

Papers Published in national/international journals:

1.Edwin S. D’Souza, J. G. Manjunatha, C. Raril, G. Tigari, D. K. Ravishankar and H. J. Arpitha, Electrochemical analysis of indigo carmine using polyarginine modified carbon paste electrode, Journal of Electrochemical Science and Engineering, 11(2), 2021, 87-96, DOI:10.5599/jese.953. Citescore:1.7.

2. Edwin S. D’ Souza, J. G. Manjunatha, C. Raril, G. Tigari and P. A. Pushpanjali, Polymer Modified Carbon Paste Electrode as a Sensitive Sensor for the Electrochemical Determination of Riboflavin and Its Application in Pharmaceutical and Biological Samples, Analytical and Bioanalytical Chemistry Research, 7 (4), 2020, 461-472, Citescore:2.6.

3.Edwin S. D’ Souza, J. G. Manjunatha, C. Raril, Electrochemical determination of dopamine and uric acid using poly (proline) modified carbon paste electrode: A cyclic voltammetric study. Chemistry and Chemical Technology, 15(2), 2021, 153–160 DOI:10.23939/chcht15.02.153, Citescore:1.2.

4.Edwin S. D’Souza, J. G. Manjunatha, C. Raril, G. Tigari, H. J. Arpitha, and S. Shenoy, Electro-Polymerized Titan Yellow Modified Carbon Paste Electrode for the Analysis of Curcumin, Surfaces 4, 2021, 191–204. DOI:10.3390/surfaces4030017

5 Edwin S. D’ Souza, J. G. Manjunatha, C. Raril, G. Tigari, and D. K. Ravishankar, Rapid Electrochemical Monitoring of Tyrosine by Poly (Riboflavin) Modified Carbon Nanotube Paste Electrode as a Sensitive Sensor and its Applications in Pharmaceutical Samples., Biointerface Research in Applied Chemistry, 11(6), 2021, 14661-14672, Citescore:1.6.

6. Edwin S. D’ Souza, J. G. Manjunatha, C. Raril, G. Tigari, D. K. Ravishankar and Santosh Fattepur, Arginine Electropolymerized Carbon Nanotube Paste Electrode as Sensitive and Selective Sensor for Electrochemical Determination of Vanillin, Journal of Materials and Environmental Sciences, 11 (3), 2020, 512-521.

7.B. T. Harshitha, J. G. Manjunatha, P. A. Pushpanjali, C. S. Karthik, S. Sandeep, P. Mallu, Edwin S. D’Souza, N, Sreeharsha, S. M.  B.  Asdaq, and M. K. Anwer, Efficient Electrochemical Determination of Catechol with Hydroquinone at Poly (L-Serine) Layered Carbon Paste Electrode. Chemistry Select 6, 2021, 6764 –6772, DOI:10.1002/slct.202101809, IF:2.109.

8.P. A. Pushpanjali, J. G. Manjunatha, N. Hareesha, Edwin S. D’ Souza, M. M. Charithra, and N. S. Prinith, Voltammetric analysis of antihistamine drug cetirizine and paracetamol at poly(L-Leucine) layered carbon nanotube paste electrode, Surfaces and Interfaces 24, 2021, 101154, IF: 4.83.

9.G. Tigari, J. G. Manjunatha, Edwin S D’ Souza, N. Sreeharsha, Surfactant and Polymer Composite Modified Electrode for the Sensitive Determination of Vanillin in Food Sample. ChemistrySelect, 6, 2021, 2700 – 2708. DOI:10.1002/slct.202004370, IF: 2.109.

10. Girish Tigari, J. G. Manjunatha, Edwin S D’ Souza, C. Raril, N. Hareesha, M. M. Charithra. Electrochemical determination of levofloxacin drug at poly (clayton yellow)/carbon paste electrode. Chemical Monthly, https://doi.org/10.1007/s00706-022-02910-2, IF:1.6.

Paper Presentations:

1.Presented a poster at the national level seminar on the topic Synthesis, Characterization and antimicrobial evaluation of 5-(aryloxy methyl)-N-[aryl methylidine]-1,3,4-thiadiazol-2-amine at Karnataka Science College Dharwad.

2. Presented a poster at the international level conference Nanotechnology – 2019 “Opportunities and Challenges” at St. Aloysius College (Autonomous) Mangalore.

3. Presented a poster on Recent Advances in Material Science at the   National level conference held at Field Marshal K. M. Cariappa College Madikeri.

4. Presented a paper at the national level conference Current Trends in Chemical Research and Development CTCRD -2019, held at Vivekananda College   Puttur.

5. Presented a poster at the international level conference on Advances in Chemical and Materials Sciences held at Department of Studies in Chemistry, Mangalore University.

6. Presented a poster at the National level conference Recent Novel Approaches in Chemical Sciences held at Field Marshal K. M. Cariappa College Madikeri.

Papers Presented in National/International Conferences:

1.Edwin S. D’ Souza, J.G Manjunatha, Electrochemical studies of Dopamine and Uric Acid and their simultaneous determination at poly (Proline), International Conference on Nanotechnology - 2019, St. Aloysius college, Mangalore, 10 – 11 January, 2019.
2.Edwin S. D’ Souza, J.G Manjunatha, Development of Electrochemical Sensor for the Determination of Folic Acid, National level conference,FMKMC College Madikeri, Mangalore University Constituent College, 05th February 2019.

3.Edwin S. D’ Souza, J.G Manjunatha, Arginine Electropolymerized Carbon Nanotube Paste Electrode for Electrochemical Determination of Vanillin, One Day National Seminar on Current Trends in Chemistry Research and Development (CTCRD-2019), Vivekananda College of Arts, Science and Commerce, Puttur, 18th September 2019.

4.Edwin S. D’ Souza, Manjunatha, J. G., Electropolymerized Threonine on Carbon Paste Electrode as Sensitive Sensor for Electrochemical Determination of Riboflavin, International Conference on Advances in Chemical & Materials Sciences (ICCM), Department of Studies in Chemistry, Mangalore University, 17-19, October 2019.

5. Edwin S. D’ Souza, J. G. Manjunatha, Polymer Modified Carbon Paste Electrode for the Electrochemical Determination of Riboflavin, National level conference, FMKMC College Madikeri, Mangalore University Constituent College, 12th February 2020.

Participation in seminars: