Doctor of Philosophy in Chemistry

222 Pages·2014·6.03 MB·English

INVESTIGATIONS ON ELECTRON TRANSFER REACTIONS
OF A FEW ANTHRACENEMETHYL SULFIDES WITH
SUITABLE ELECTRON ACCEPTORS AND RELATED STUDIES

Thesis submitted to the
Cochin University of Science and Technology
in partial fulfilment of the requirements for the degree of
Doctor of Philosophy
in
Chemistry
in the Faculty of Science
by
Reshma G.
under the supervision of
Dr. Prathapan S.

DEPARTMENT OF APPLIED CHEMISTRY
COCHIN UNIVERSITY OF SCIENCE AND TECHNOLOGY
COCHIN-682 022, KERALA, INDIA
December 2014

DECLARATION

I hereby declare that the work presented in the thesis entitled
“Investigations on electron transfer reactions of a few
anthracenemethyl sulfides with suitable electron acceptors and
related studies” is my own unaided work under the supervision of
Dr. Prathapan S., Associate Professor of Organic Chemistry, Department
of Applied Chemistry, Cochin University of Science and Technology,
Cochin‐22, and the same has not been submitted elsewhere for the award
of any other degree.

Cochin-22 Reshma G.
24-12-2014

DEPARTMENT OF APPLIED CHEMISTRY
COCHIN UNIVERSITY OF SCIENCE AND TECHNOLOGY
COCHIN – 682 022, KERALA, INDIA

Dr. Prathapan S.
Associate Professor
Ph: 0484-2575804
email: [email protected]

CERTIFICATE

This is to certify that the thesis entitled “Investigations on
electron transfer reactions of a few anthracenemethyl sulfides with
suitable electron acceptors and related studies” is a genuine record
of research work carried out by Ms. Reshma G., under my supervision, in
partial fulfilment of the requirements for the degree of Doctor of Philosophy
in Chemistry of Cochin University of Science and Technology, and further
that no part thereof has been presented before for the award of any other
degree. All the relevant corrections and modifications suggested by the
audience and recommended by the doctoral committee of the candidate
during the presynopsis seminar have been incorporated in the thesis.

Cochin-22 Dr. Prathapan S.
24-12-2014 (Supervising Guide)

Dedication

To my respected teachers, beloved family and friends for
always supporting, helping and standing by me.

“A man would do nothing if he waited until he could do it so
well that no one could find fault with what he has done.”
― John Henry Newman

Acknowledgements
Words are often too less to reveal one’s deep regards. I take this
opportunity to acknowledge and extend my sincere thanks for those who
helped me to make this Ph.D. thesis possible.
First and foremost, I express my utmost gratitude and
obligation to my mentor Dr. Prathapan S., Associate Professor of
Organic Chemistry, Department of Applied Chemistry, Cochin
University of Science and Technology, without him this thesis would
have been a far-fetched dream. I am very thankful to him for giving me
an opportunity to be in his research group, for his inspiration, excellent
guidance, valuable suggestions and boundless support throughout my
research work.
My honest thanks go to Dr. N. Manoj, Head, Department of
Applied Chemistry, CUSAT for providing me the opportunity to
accomplish my research work in this department and also for his
valuable suggestions throughout the research being my doctoral
committee member. My sincere thanks go to Prof. K. Sreekumar and
Prof. K. Girish Kumar, former Department Heads, for providing me all
the facilities required for my research work. I express my heartfelt
gratitude to Dr. P. A. Unnikrishnan, Assistant Professor, Department of
Applied Chemistry, CUSAT for all the support and discussions at various
stages of the work. I would like to extend my sincere thanks to all
teaching and non-teaching staff of the Department of Applied
Chemistry, for their help and support.

My thanks are also due to,
 Dr. K. Aiswarya Kumari, D. B. College, Sasthamcottah who
directed my way to CUSAT.
 Dr. Sivanandan Achary, SES, CUSAT for all the help provided to
me when I came to CUSAT.
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 Dr. Shibu, Mr. Saji and Mr. Mohammed Shah, SAIF, CUSAT, for
NMR and CHNS analyses.
 Dr. Gopidas K. R., NIIST, TVM., for GC-MS and FAB analysis.
 My heartfelt thanks to my senior Dr. Jomon P. Jacob for
continuing as a pillar support throughout.
 My loving thanks to Dr. Rekha R. Mallia for all the discussions
throughout the work.
 Mr. Vishnu P., Alpha Chemicals and Diagnostics for supplying
chemicals in time.
 Former members of Organic group Dr. John, P. R. and Dr.
Ambily, M. J., for their advice and support in many things within
and beyond chemistry.
 My friend, Mr. Sarath Chand S., NIIST, TVM. for various
analyses and literature collection.
 Dr. Krishnan Kartha, NIIST, TVM., for FAB analysis.
 My seniors Dr. Eason M. Mathew, Dr. Sandhya R. and Dr. Sajitha
T. S. for all their help, support and sisterly affection towards me.
 I cherished friendship with Bhavya, Cisy.and Anjali
 Loving thanks to Pravitha Chechi, Remya, Jabia who has with me
in my early days of research.
 My colleagues Ms. Seena, Mr. Rakesh, Ms. Suma, Mr. Senju, Ms.
Saumya, Ms. Kala, Ms. Nithya, Ms. Ligi, Mr. Shan, Mr. Tomson,
Ms. Vineetha, Ms. Parvathy, Ms. Amrutha, Mr. Jith, Ms. Rani, Ms.
Jyothi, Ms. Aswathy, Ms. Jesna and Ms. Nishad for their endless
support and help particularly during the last phase of the work.
 Sajitha L. U., Kiran, Renjith, Shebeeb, Soumya Xavier, Soumya
G., Honey, Jinisha (DOP), Hasna (DOP), Nimisha (DOE) and
Sajitha (DOE) for their sincere friendship.
 I remember Dr. Cimi, Dr. Vidya and Dr. Reni for the nice time I
had with them.
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