Dr. Pallabi Saikia, M.Sc., Ph. D.

Assistant professor, Department of Chemistry
[email protected]

Phone: 9435909604
Address: Basistha Chariali Guwahati-781029

Date of Joining
2021-02-22
Area of Interest
Organic synthesis ,Heterocyclic chemistry, Synthetic methodologies for novel bio-active organic scaffolds ,C-H activation and functionalization reaction
Specialization of subjects
Organic Chemistry

Teacher Activities

Course Covered

Extention Activities



Publications

1. The cut and sew process for decarbonylative C-C bond formation reaction Org. Biomol. Chem., 2021, 19, 8853

2. Ru-catalyzed cascade decarbonylative anuulation and dehydrogenative alkenylation reactions: synthesis of phthalides Org. Biomol. Chem., 2021, 19, 2997

3. Isocoumarin: General aspects and recent advances in synthesis Adv. Synth. and Cat., 2018, 360, 2061-2238

4. Ru(II)-Catalyzed and Ligand-Controlled C−H Activation and Annulation via 1,2-Phenyl Shift: Synthesis of Quaternary Carbon Centered Pyrimidoindolones Org. Lett., 2018, 20,13, 3753

5. Activity of DABCO, catalytic scope in organic synthesis J. App. And Fund. Sci. 2017, 3, 79

6. Chemoselective Carbon-Carbon Bond Cleavage reaction: Synthesis of multi-substituted pyrazolo[1,5-a]pyrimidine J. Org. Chem., 2015, 80, 6885

7. Cascade imination, Buchwald-Hartwig cross coupling and cycloaddition reaction: synthesisof pyrido[2,3-d]pyrimidines RSC Adv., 2015, 5, 23210

8. A facile synthesis of steroidal and nonsteroidal pyrimidines under microwave irradiation Tetrahedron Lett., 2015, 56, 2106

9. Palladium mediated regioselective intramolecular Heck reaction: synthesisof 1,3,4- trisubstituted pyrazolo[3,4-b]pyridines, 3H-pyrazolo[3,4c]isoquinolines and 3H- pyrazolo[4,3-f][1,7]naphthyridines RSC Adv., 2015, 5, 21099

10. A facile one pot synthesis of 7-substituted pyrazolo[1,5-a]pyrimidines by base induced three-component reaction Tetrahedron Letters, 2014, 55, 3896

11. An efficient route for annulation of pyrimidines to steroids and non-steroids via a base catalyzed one-pot three component reaction Steroids, 2014, 88, 1

12. Synthesis of steroidal/nonsteroidal vicinal heterocyclic alcohols, N-(1- cycloalkenyl)heterocycles and their antibacterial studies Steroids, 2014, 84, 36

13. A facile synthesis of benzo[b][1,4]thiazepine derivatives by palladium acetate catalysed reaction Tetrahedron Letters, 2014, 55, 1927

14. Microwave-promoted and Lewis acid catalysed synthesis of steroidal A-and D-ring fused 4,6-diarylpyridines Steroids, 2013,78, 387

15. Synthesis of a novel class of steroidal tetrazolo[1,5-a]pyridines via intra molecular 1,3- dipolar cycloadditions Tetrahedron Lett., 2012, 53, 1497

16. Novel methods for the fusion of pyridine ring in steroidal moiety: Application of Vilsmeierreaction, Michael addition and [4+2]cycloaddition reaction International Conference on Emerging Trends in Chemical Sciences (ETCS-2018) during 26-28 February, 2018 at Dibrugarh University, Dibrugarh, Assam


Conference | Seminar | Workshop

1. UGC sponsored national workshop on Recent trends in nanoscience and technology, 2011 during 20th-21st May, 2011 at Bahona College, Jorhat, Assam

2. A novel approach for the synthesis of some a-ring annelated steroidal triazole derivatives 17th ISCBInternational Conference(ISCBC-2012) during 21st-24th January, 2012 at Solapur University, Solapur

3. A novel approach for the synthesis of 3-substituted heterosteroids. National Conference onFrontiers in Chemical Sciences (FICS)–2012 during 2nd -3rd December, 2012atDepartment of Chemistry, IIT Guwahati

4. Microwave-promoted and lewis acid catalysed synthesis of steroidal D-ring fused4, 6-Diarylpyridines. 19thISCBInternational Conference (ISCBC-2013) during 2nd -5th March, 2013 at Udaipur, Rajasthan

5. Synthesis of steroidal A- and D-ring fused 2, 4-diarylpyrimidines by one-potthree- component reaction. International Conference (ISCBC-2014), 2014 during 1st -4th March, 2014 at University of Delhi, Delhi

6. Synthesis of 7-substituted steroidal pyrazolo[1,5-a]pyrimidine by a one-pot three- component reaction. 8th Mid-Year CRSI Symposium inChemistry, 2014 during 10th-12th July, 2014 at CSIR- NEIST, Jorhat, Assam

7. Synthesis of steroidal pyrido[2,3-d]pyrimidine derivatives and related analogues from β –halo-α,β-unsaturated aldehydes 13th Eurasia Conference onChemical Sciences, 2014 during 14th -18th December, 2014 at IISc, Bangalore

8. Carbon-Carbon Bond Cleavage reaction: Synthesis of multi-substituted pyrazolo[1,5- a]pyrimidine National Conference on Contemporary Developments in Chemical Science-2015, during 23rd-24th November, 2015 at Tezpur University, Tezpur, Assam

9. Activity of DABCO:Catalytic Scope in Organic Synthesis National seminar on Prospects and Challenges of chemical education and research activities in UG colleges of Assam during 30th-31st August, 2016 at Mangaldai College, Mangaldai, Mangaldai, Assam

10. Microwave-promoted synthesis of multi-substituted pyridine through aza Diels–Alder reaction strategy 20th CRSI National symposium in Chemistry, during 3rd-5th February, 2017 at Department of Chemistry, Gauhati University, Guwahati, Assam

11. Microwave assisted synthesis: a practical route to green chemistry UGC sponsored National seminar On RecentTrends in Environment Responsive Chemical Processes (RTERCP-2017), during 22nd-23rd September, 2017 at Debraj Roy College, Golaghat, Assam

12. Extraction and Synthesis of bio-platform molecules from waste biomass ASTEC sponsored Assam Science Festival, during 23-25 March, 2019 at Tezpur University, Tezpur, Assam

13. Solvent free Biginelli reaction for the synthesis of dihydropyrimidine using punica granatum peel as an organocatalyst National Conference on ‘Recent Advances in Applied Sciences (RAAS’2019), during 17-18 May, 2019 at Gauhati University, Assam

14. Chemistry Webinar Series-I, during 10-11th June, 2020, organized by Department of Chemistry, University of Science and Technology Meghalaya

15. Week-long webinar series on Biodiversity & Climate change, during 1st-5th June, 2020, organised by Nature Learning Centre, Assam, Climate Change Cell, Assam and Assam Climate Change Management Society, on the occasion of World Environment Day, 2020.


Books | Chapter in Books

1. Organic reagents: Versatility of DABCO, Dimedone and DBU in various transformation Reactions, Pallabi Saikia, ISBN 978-93-82030-99-7

2. Novel methods for the fusion of pyridine ring in steroidal moiety: Application of Vilsmeier reaction, Michael addition and [4+2] cycloaddition reaction, Pallabi Saikia, ISBN 978-613-9-58079-8

3. Microwave assisted synthesis: A practical route to green chemistry, Trends in Environment Responsive Chemical Processes , Conference proceeding, ISBN-978-93-88510 974

4. Clay nanostrctures for biomdecial applications, Two-dimensional nanostructures for biomedical technology, Elsevier, ISBN-978-0-12-817650-4

5. Physical and thermal analysis of polymer, Polymer Science and Innovative Applications, Elsevier, ISBN: 978-0-12 -816808-0


Memberships


Projects


Other Activity

1. Patent: 16α-Heteroaryl Pregnenolone acetate and a process for preparation thereof. S. Gogoi, R. C. Boruah, P. Saikia, A. Addlagatta, V. Saddanapu. Application No: 1249DEL2014 (9th May, 2014). PCT Int. Appl. (2015), WO 2015170336 A1 20151112.

2. Patent:S. Gogoi, R. C. Boruah, P. Saikia, A. Addlagatta, V. Saddanapu.Indian Pat. Appl. (2015), IN 2014DE01249 A 20151113