Department of Chemistry

1. Indian society for Technical Education (ISTE)
2. Indian Science Congress Association
3. Association of Chemistry Teachers

1. A facile synthesis of 2-Amino-4-alkoxy-6-styryl- and 2-Amino-4-alkoxy-6-(4-aryl-1,3-butadienyl)-pyrimidines by direct cyclocondensation, Singh, L. W.; Gupta, A. K.; Ila, H.; Junjappa, H. Synthesis,1984,  516-518
2. Cyclocondensation of  Acylketene S, N- and N, N-acetals with Maleic anhydride and Maleimide: A facile synthesis of Pyrano[3, 4-c] pyrrole, Pyrrolo[3, 4-c]pyridine and condensed Pyrrole derivatives,   Gupta, A. K.; Ila,H.; Junjappa, H, Synthesis,1988,  284-286.
3. Reaction of Polarized ketene S, N-acetals with Bromoacetaldehyde diethylacetal: Synthesis of 1-  substituted 3-acyl- and 3-Nitro-2-methylthiopyrroles and 1,2-Annulated 3-acylpyrroles, Gupta,A.K.; Chakrasali,R.T.; Ila,H.; Junjappa,H,  Synthesis,1989,  141-142. 
4. Cuprous Bromide promoted cyclization of Ketene N,S-acetals with prop-2-ynyl bromide: Synthesis of  regiospecifically substituted and annelated 3-Acyl(or Nitro)-5-methylpyrroles, Gupta, A. K.; Reddy, K. R.; Ila, H.; Junjappa, H.,   J. Chem. Soc. Perkin Trans. I. 1995, 1725-1727.
5. Synthesis of D-Ring functionalized and D-Benzo/Hetero annulated Estrone derivatives via α  - Oxoketene dithioacetals, Gupta, A. K.;  Yadav, K. M.; Ila, H.; Junjappa, H., Synthesis,1995,  841-844.
6. Novel synthesis of benzo[c]quinolizinium salts and their condensed benzologs using α-Oxoketene S, S-acetals, Gupta, Akhilesh Kumar, Indian Journal of Chemistry ,54B, 2015, 972-978.
7. Akhilesh Kumar Gupta, Akash Chetry        : “Comparative study on the rate of reaction of Maleic anhydride, Maleic acid and Fumaric acid with α-Oxoketene N, S-acetals towards analogous Nenitzescu Reaction” , International Journal of Advance Research in Science and Engineering (IJARSE), Vol. 5, Special issue, 01, page 1 (2016)          
8. Akhilesh Kumar Gupta        : “Enamine behaviour of α-Oxoketene N, S-acetals in their reaction with Maleic anhydride and Citraconic anhydride: Synthesis of new 1-Aryl-4-aroyl-5-methylthio-2-oxo-3-pyrrolin-3-acetic acids” , International Journal of Advanced Technology in Engineering and Science  (IJATES), Vol. 4, Special issue, 01, page 132 (2016)           
9. Akhilesh Kumar Gupta        : “Synthesis of 1-Alkyl/aryl-3-methyl-4-aroyl-5-methylthio-3-pyrrolin-2-ones by base catalyzed decarboxylation of corresponding Pyrrolin-3-acetic acids” , International Journal of Science Technology and Management (IJSTM), Vol. 5, Special issue, 05, page 340 (2016)
10. Akhilesh Kumar Gupta        : “Regiospecific synthesis of 3-Aroyl-1-alkyl/cycloalkyl-5-methyl-2-methylthiopyrroles and 7-Benzoyl-5-methyl-2,3-dihydropyrrolo[2,1-b]thiazoles by cyclization of α-Oxoketene N, S-acetals with propargyl bromide” , International Journal of Advanced Technology in  Engineering and Science (IJATES), Vol. 4, Special issue, 01, page 130 (2016) 
11. Akhilesh Kumar Gupta, Akash Chetry        : “Synthesis of novel 2-Phenyl-4-aryl-3-methylthio-1,6-dioxo-2,3-dihydropyrano[3,4-c]pyrroles by direct double cyclocondensation of α-Oxoketene N, S-acetals with Maleic acid using Acetic anhydride as cyclizing agent” , International Journal of Engineering Technology Science and Research (IJETSR), Vol. 3, Issue, 06, page 24 (2016) 
12. Akhilesh Kumar Gupta        : “Synthetic transformations on the D-ring of 3-Methyl ether of Estrone via its dithioacetal” , International Journal of Engineering Technology, Management and applied Sciences (IJETMAS), Vol. 4, Issue, 05, page 320 (2016) 
13. Akhilesh Kumar Gupta        : “Comparative study on the rate of reaction of Maleic anhydride and Maleic acid with α-Oxoketene N, S-acetals” , International Journal of Engineering Technology Science and Research (IJETSR), Vol. 3, Issue, 06, page 22 (2016) 
14. Akhilesh Kumar Gupta        : “Analogous Nenitzescu reaction of  α-Oxoketene N, S-acetals with Maleic anhydride ” , International Journal of Engineering Technology Science and Research (IJETSR), Vol. 3, Issue, 05, page 326 (2016)

Courses or Conferences Attended

1. Reaction of Maleic anhydride and Maleimide with 1-Aryl/Alkyl-3-N-alkylamino-3-methylthio-1-oxo-2-propenes: Synthesis of Pyrrolopyrones and Pyrrolopyridines. Gupta, A. K., Junjappa, H.,  23rd Annual Convention of           Chemists , Annamalai University, Tamilnadu, 1986
2. International Symposium on “Advances in Organic Chemistry”, MG University, Kottayam, Kerala,  2006
3. “ Role of NCC in Arunachal Pradesh”, a paper presented in the VIIth State            level Conference on Higher and Technical Education, , held at Itanagar, Arunachal Pradesh, Govt. of arunachal Pradesh,  February 2007.
4. Reaction of α-Oxoketene S,N-acetals with maleic anhydride and Maleimide: Synthesis of novel substituted Pyrrolenone-3-acetic acids and acetamides: Gupta, Akhilesh Kumar, 2nd Mid Year Symposium of Chemical Research Society of  India, IIT Guwahati, Assam 2007.
5.  A novel synthesis of Benzo[c]quinolizinium and condensed quinolizinium derivatives using α-Oxoketene-S,S-acetals. Gupta Akhilesh Kumar, UGC sponsored National Seminar on Frontier Topics in Chemistry,  Chaidpur College, Gohpur, Assam, 2007.
6. Reactions of α-Oxoketene S, N- and N, N-acetals with Maleic anhydride and             Maleimide: synthesis of Novel substituted Pyrrolenone-3-Acetic acids and   Acetamides: Gupta Akhilesh Kumar, National Conference on Recent Trends   in Chemistry,  Sikkim Manipal Institute of             Technology, Majitar, Sikkim , 2012
7. Akhilesh Kumar Gupta, Akash Chetry        : “Comparative study on the rate of reaction of Maleic anhydride, Maleic acid and Fumaric acid with α-Oxoketene N, S-acetals towards analogous Nenitzescu Reaction” , Presented in the International Conference on “Recent development in Science, Engineering and Management” , Pune, India, on 29^th May, 2016
8. Akhilesh Kumar Gupta        : “Enamine behaviour of α-Oxoketene N, S-acetals in their reaction with Maleic anhydride and Citraconic anhydride: Synthesis of new 1-Aryl-4-aroyl-5-methylthio-2-oxo-3-pyrrolin-3-acetic acids” , Presented in the International Conference on “Recent development in Science, Engineering and Management” , Pune, India, on 29^th May, 2016
9. Akhilesh Kumar Gupta        : “Synthesis of 1-Alkyl/aryl-3-methyl-4-aroyl-5-methylthio-3-pyrrolin-2-ones by base catalyzed decarboxylation of corresponding Pyrrolin-3-acetic acids” , Presented in the International Conference on “Recent development in Science, Engineering and Management” , Pune, India, on 29^th May, 2016
10. Akhilesh Kumar Gupta        : “Regiospecific synthesis of 3-Aroyl-1-alkyl/cycloalkyl-5-methyl-2-methylthiopyrroles and 7-Benzoyl-5-methyl-2,3-dihydropyrrolo[2,1-b]thiazoles by cyclization of α-Oxoketene N, S-acetals with propargyl bromide” , Presented in the International Conference on “Recent development in Science, Engineering and Management” , Pune, India, on 29^th May, 2016
11. Akhilesh Kumar Gupta, Akash Chetry        : “Synthesis of novel 2-Phenyl-4-aryl-3-methylthio-1,6-dioxo-2,3-dihydropyrano[3,4-c]pyrroles by direct double cyclocondensation of α-Oxoketene N, S-acetals with Maleic acid using Acetic anhydride as cyclizing agent” , Presented in the International Conference on “Innovative trends in Engineering, science and Management” , Delhi, India, on 28^th May, 2016
12. Akhilesh Kumar Gupta        : “Synthetic transformations on the D-ring of 3-Methyl ether of Estrone via its dithioacetal” , Presented in the International Conference on “Innovative trends in Engineering, science and Management” , Delhi, India, on 28^th May, 2016
13. Akhilesh Kumar Gupta        : “Comparative study on the rate of reaction of Maleic anhydride and Maleic acid with α-Oxoketene N, S-acetals” , Presented in the International Conference on “Innovative trends in Engineering, science and Management” , Delhi, India, on 28^th May, 2016
14. Akhilesh Kumar Gupta        : “Analogous Nenitzescu reaction of  α-Oxoketene N, S-acetals with Maleic anhydride ” , Presented in the International Conference on “Innovative trends in Engineering, science and Management” , Delhi, India, on 28^th May, 2016