Patents from IISER Tirupati:
33. Low-dimensional hybrid organic-inorganic perovskites, process for the preparation and electrochemical applications. E. Balaraman, Vijayamohanan K. Pillai, Rohit Kumar and Soumya S. Samal. Indian Patent Application No. 202441074171. Filing Date: October 01, 2024.
32. A novel synthesis of N-methoxymethyl benzamides and application thereof. E. Balaraman, R. Babu, G. Sivakumar and Soumya S. Samal. Indian Patent Application No. 202441072346. Filing Date: September 25, 2024.
31. Phosphine-free cobalt-(II) complexes for dehydrogenative C-C coupling reactions using alcohols: Synthesis and applications thereof. E. Balaraman and Rohit Kumar. Indian Patent Application No. 202441056658. Filing Date: July 25, 2024.
30. An electrochemical process for selective conversion of CO2 to value-added 1,2-diol. Vijayamohanan K. Pillai, E. Balaraman, Bikash R. Isaac and Soumya S. Samal. Indian Patent Application No. 202441049165. Filing Date: June 26, 2024.
29. Cobalt-(II) complexes bearing N,N-bidentate ligand: Preparation process and synthetic applications. E. Balaraman and Rohit Kumar. Application No.: 202441043507. Filing date: June 05, 2024.
28. A process for the preparation of selective β-deuterated branched ketones. E. Balaraman, M. Subaramanian and C. Gouda. Indian Patent Application No. 202441036792, Filing Date: May 09, 2024.
Patents with Industries:
27. Catalytic process for CO2 to value-added functional polycarbonate. E. Balaraman, T. Nandakumar, Sanjeev Kumar, Pankaj Kumar, V. Shankar and Smruti R. Padhay. Indian Patent Application No. 202441051717. Filing Date: July 05, 2024.
Co-applicant: GAIL (INDIA) Ltd
26. MAX-phase stabilized Mn-based nanocatalyst and method for preparation thereof. E. Balaraman, D. Nag, Pratik S Dash, A. Ghosh, M. Shaikh, G. Sivakumar and Palmurukan M. Ramar. Indian Patent Application No.: 202331071232. Filing date: October 19, 2023.
Co-applicant: Tata Steel Ltd
25. E. Balaraman*, M. Shaikh, G. Sivakumar, P. M. Ramar, D. Nag, A. Ghosh, K. Sen, P. S. Dash (with Tata Steel Ltd; TSL Ref.: 8105136). MAX-phase Stabilized Mn-based Nanocatalyst and Method for Preparation Thereof. Indian Patent Application No.: 202331071232 (Filing date: October 19, 2023)
Granted US Patents:
E. Balaraman, S. P Midya, V. G. Landge. Phosphine free cobalt based catalyst, process for preparation and use thereof. US Patent App. 16/644,850.
E. Balaraman, V. G Landge, A. Mondal. Palladium (II)-catalyzed γC (sp3)-H alkynylation of amines. US Patent 10,787,418.
E. Balaraman, V. G Landge, S. P Midya, M. K Sahoo, G. Jaiswal. Phenanthroline based pincer complexes useful as catalysts for the preparation of methanol from carbondioxide. US Patent 10,758,896; US Patent 10,449,529.
S. Chinnathambi, E. Balaraman, N. V Gorantla, S. P Midya. Cobalt complexes, process for preparation and use thereof. US Patent App. 16/620,125.
E. Balaraman, D. Jagadeesan, G. Jaiswal, S. P. Borikar. Magnetically separable iron-based heterogeneous catalysts for dehydrogenation of alcohols and amines. US Patent 10,335,775.
E. Balaraman, S. P. Midya, G. Jaiswal. Quinoline derivatives and preparation thereof. US Patent 10,227,355.
E. Balaraman, M. K Sahoo. Catalytic hydrogenation process for the synthesis of terminal diols from terminal dialkyl aliphatic esters. US Patent 9,944,579.
From Postdoc
D. Milstein, C. Gunanathan, Y. Ben-David, E. Balaraman, B. Gnanaprakasam. Use of ruthenium complexes for preparing amides, polypeptides and cyclic dipeptides. US Patent 9,738,685.
D. Milstein, E. Balaraman, C. Gunanathan, B. Gnanaprakasam, J. Zhang. Novel ruthenium complexes and their uses in processes for formation and/or hydrogenation of esters, amides and derivatives thereof. US Patent App. 15/355,082.
24. Improved synthesis of fluorene based diether type donors for Ziegler-Natta catalysis.
23. Synthesis of fluorine donor using methanol as a methylating agent.
22. Direct catalytic synthesis of fluorine based mono-ether derivative.
21. Synthesis of fluorene based cyclic diether donors for Ziegler-Natta Olefin polymerization.
Under Industry sponsored with Reliance Industries Ltd., entitled ‘Improved and cost-effective synthesis of a donor molecule and its derivative in Ziegler-Natta olefin polymerization catalysis’, FOUR provisional patent applications (on my name as a co-lead inventor) have been submitted for approval from the RIL R&D Management.
20. Novel tridentate donors based Ziegler-Natta catalysis for polyolefin.
19. Novel self-limiting donors for Ziegler-Natta catalysis
18. Development of novel ether-ester based donor for polyolefin.
Under Industry sponsored with Reliance Industries Ltd., entitled ‘Computational and synthetic studies on new internal and external donors in Ziegler-Natta heterogeneous catalysts’, THREE provisional patent applications have been filled (on my name as a co-lead inventor).
17. Quinolines and process for the preparation thereof.
E. Balaraman and V. G. Landge.
International Application No.: PCT/IN2016/050014
· 127/DEL/2015 (IN)
· WO2016113759 (A1)
· US2018009759 (A1)
· EP3245191 (A1)
16. Phenanthroline based pincer complexes useful as catalysts for the preparation of methanol from carbondioxide.
E. Balaraman, V. G. Landge, S. P. Midya, M. K. Sahoo and G. Jaiswal.
International Application No.: PCT/IN2016/050050
· 358/DEL/2015 (IN) and 417/DEL/2015 (IN)
· WO2016128997 (A1)
· US2018021766 (A1)
· EP3256250 (A1)
15. Catalytic hydrogenation process for the synthesis of terminal diols from terminal dialkyl aliphatic esters.
E. Balaraman and M. K. Sahoo.
International Application No.: PCT/IN2016/050013
· 131/DEL/2015 (IN)
· WO2016113758 (A1)
· US2017349514 (A1)
14. Novel quinoline derivatives and preparation thereof.
E. Balaraman, S. P. Midya and G. Jaiswal.
International Application No.: PCT/IN2016/050038
· 304/DEL/2015 (IN)
· WO2016125187 (A1) and WO2016125187 (A4)
13. Magnetically separable iron-based heterogeneous catalysts for dehydrogenation of alcohols and amines.
E. Balaraman, D. Jagadeesan, G. Jaiswal and S. P. Borikar.
International Application No.: PCT/IN2016/050157
· 1494/DEL/2015 (IN) and 3688/DEL/2015 (IN)
· WO 2016189553 (A1)
12. Ortho-substituted unsymmetrical diarylaniline compounds and a process for preparation thereof.
E. Balaraman, Manoj K. Sahoo, G. Jaiswal and S. P. Borikar.
Indian Pat. Appl. (2017), IN 2015DE02331 A 20170203.
11. A transition-metal-free catalytic process for conversion of amides to esters.
E. Balaraman and J. Rana.
Indian Pat. Appl. (2018), IN 2015DE03723 A 20180112.
10. A one pot process for synthesis of imine by using iron-catalyzed acceptorless dehydrogenative coupling.
E. Balaraman and G. Jaiswal.
Indian Pat. Appl. (2018), IN 201611009248 A 20180119.
9. Novel cobalt complexes, process for preparation and use thereof.
E. Balaraman and S. Chinnathambi, N. V. Gorantla and S. P. Midya.
Indian Patent Appl. No. 201711019807. Provisional application filed.
8. A process for the synthesis of azobenzene derivatives.
E. Balaraman, M. K. Sahoo and A. Mondal.
Indian Patent Appl. No. 201811000292. Provisional application filed.
7. A process for chemoselective acetalization of aldehydes.
E. Balaraman, B. L. V. Prasad and M. Subaramanian.
Indian Patent Appl. No. 201711044954. Provisional application filed.
6. A novel 2-pyrimidylaniline derivatives, process for preparation and use thereof.
E. Balaraman, V. G. Landge and A. Mondal.
Indian Patent Appl. No. 201711034640. Provisional application filed.
5. Phosphine-free cobalt-based catalyst, process for the preparation and use thereof.
E. Balaraman, S. P. Midya and V. G. Landge.
Indian Patent Appl. No. 201711031330. Provisional application filed.
4. One step one pot transition metal-free process for synthesis of heterocycles.
E. Balaraman, M. K. Sahoo and J. Rana. Indian Patent Appl. No. 201711031976. Provisional application filed.
3. Novel ruthenium complexes and their uses in processes for formation and/or hydrogenation of esters, amides and derivatives thereof.
D. Milstein, E. Balaraman, B. Gnanaprakasam, C. Gunanathan and J. Zhang.
International Application No.: US201615355082 and PCT/IL2011/000817
· WO2012052996 (A2) & WO2012052996 (A3)
· US2017107251 (A1), US2015284417 (A1), US2013281664 (A1), US9045381 (B2)
· EP2629889 (A2)
2. Use of ruthenium complexes for formation and/or hydrogenation of amides and related carboxylic acid derivatives.
D. Milstein, C. Gunanathan, Y. Ben-David, E. Balaraman, B. Gnanaprakasam, and J. Zhang.
International Application No.: US201615017049. US2012253042 (A1), US9290441 (B2), US9738685 (B2)
1. Use of ruthenium complexes for preparing amides, polypeptides and cyclic dipeptides.
D. Milstein, C. Gunanathan, Y. Ben-David, E. Balaraman, B. Gnanaprakasam, and J. Zhang. US20160152663 (A1)