[Selected as the journal cover page]
33. "Synergistic [4+1] Spiro-Annulation and Selective Ring-Opening Strategy towards g-Spirolactams" Mondal, I.; Naskar, K.; Roy, S.; Purkait, A. and Deb , I.*
Org. Lett. 2024 ( (https://doi.org/10.1021/acs.orglett.4c03669)
32. "Diastereoselective Intramolecular Spirocyclization via C(sp3)-H Bond Functionalization Towards the Synthesis of 2,7-Diazaspiro[4.5]decane-1,3-diones" Bhowmik, A.; Naskar, K.; Roy, S.; Sahoo, A.; Deb I,*Advanced Synthesis & Catalysis 2024, (https://doi.org/10.1002/adsc.202401169)
31. "[3+2] Cascade Ring-Closing/Ring-Opening Strategy: Access to N-Indene-tethered Amino-alcohols" Mondal, I.; Roy, S.; NAskar, K.; Karmakar, S.; Chowdhury, M. and Deb , I.* Org. Lett. 2023 DOI: 10.1021/acs.orglett.3c02975
30. "A condition-tuned unorthodox approach to indole-3-carboxylic acids and anthranilic acids via carbon atom translocation" Bhowmik, A.; Naskar, K.; Roy, S.; Karmakar, S.; Sarkar, W.; Mondal, I.; Sana, A.; and Deb , I.*
Chemical Communications, 2023, DOI: doi.org/10.1039/D3CC04443B
29. "Electrochemical C(sp3)-C(sp3) Cross-Dehydrogenative Coupling: Enabling Access to 9-Substituted Fluorescent Acridanes"
Roy, S.; Karmakar, S.; Mondal, I.; Naskar, K.; Sarkar, W.; Deb , I.*
Chemical Communications, 2023, DOI: 10.1039/D3CC02127K
28. "Synthesis of Indene-fused Spiro-Dibenz(ox)azepines via Rh(III)-Catalyzed Cascade Regioselective C−H Activation/Annulation"
Naskar, K.; Karmakar, S.; Mondal, I.; Sarkar, W.; Roy, S.; Roy, A.; Deb , I.*
Chemical Communications, 2023, https://doi.org/10.1039/D3CC01416A (Selected as Cover Page)
27. "A Radical-Radical Cross-Coupling Reaction of Xanthene with Sulfonyl Hydrazides: Facile Access to Xanthen-9-sulfone Derivatives"
Das, S.; Roy, S.; Bhowmik, A.; Sarkar, W.; Mondal, I.; Mishra, A.; Saha, S.; Karmakar, S.; Deb , I.* Chemical Communications, 2022, https://doi.org/10.1039/D1CC07143B
26. "Regio- and Diastereoselective [3 + 2]-Spiroannulation of Benzoxazines with Chalcones: A Rh(III)-Catalyzed Redox-Neutral Approach to α-Aroyl Spiro-Indanamines"
Sarkar, W.; Naskar, K.; Roy, S.; Mondal, I.; Karmakar, S.; Mishra, A.; Deb , I.*
J. Org. Chem. 2022, https://doi.org/10.1021/acs.joc.2c00974
25. "Copper-Catalyzed Direct sp2 C-H Silylation of Arylamides Using Disilanes"
Sarkar, W.*; Mishra, A.; Bhowmik A.; Deb I.* Org. Lett. 2021, (doi.org/10.1021/acs.orglett.1c01129)
24. “Straightforward Access to Anthrone Functionalized Benzylic Amines via Organocatalytic 1,2-Addition of Anthrones to Imines at Ambient Temperature”
Das, S.; Bhowmik, A.; Sarkar,W.; Mishra, A.; Deb, I.* J. Org. Chem. 2021 (doi.org/10.1021/acs.joc.0c02959)
23. Diastereoselective Spirocyclization via Intramolecular C(sp3)-H Bond Functionalization Triggered by Sequential [1,5]-Hydride Shift/Cyclization Process: Approach to Spiro-tetrahydroquinolines
Bhowmik, A.; Das, S.; Sarkar, W.; Saidalavi, K. M.; Mishra, A.; Roy, A.; Deb, I. * Advanced Synthesis & Catalysis 2020, (doi/abs/10.1002/adsc.202001011)
22. Iridium-Catalyzed Direct C-H Arylation of Cyclic N-Sulfonyl Ketimines with Arylsiloxanes at Room Temperature:
Sarkar, W.;† Bhowmik, A.;† Das, S.; Aiswarya, B.S.; Mishra, A.* and Deb, I.* (†Contributed equally) Org. & Biomol. Chem. 2020 (in press) DOI: https://doi.org/10.1039/D0OB01212B (Link)
21. Diastereoselective Spirocyclization of Benzoxazines with Nitroalkenes via Rhodium-Catalyzed C-H Functionalization/Annulation Cascade under Mild Conditions
Mishra, A.; Bhowmik, A.; Samanta, S.; Sarkar, W.; Das, S.; Deb, I.* Org. Lett. 2020, 22, 1340-1344
20. Diastereoselective Spirocyclization of Cyclic N-Sulfonyl Ketimines with Nitroalkenes via Iridium-Catalyzed Redox Neutral Cascade Reaction
Mishra, A.;† Mukherjee, U.; Sarkar, W., Meduri, S. L.; Bhowmik, A.; Deb, I.* Org. Lett. 2019, 21, 2056 (Link)
[Selected as the journal cover page]
19. Copper-Mediated Direct and Selective C–H Thiolation of Quinazolinones
Sarkar, W.;† Mishra, A.;† Bhowmik, A.; Deb, I.* Asian J. Org. Chem. 2019, DOI: 10.1002/ajoc.201900199 (Link)
(†Contributed equally)
18. Cobalt-Catalyzed Directed sp2 C–H Acetoxylation of Arenes Employing Mn(OAc)3. 2H2O as Acetoxy Source.
Sarkar, W.; Bhowmik, A.;† Mishra, A.;† Vats, T. K.; Deb, I.* Adv. Synth. Catal. 2018, DOI: 10.1002/adsc.201800398 (Link)
(†Contributed equally)
17. Rhodium‐Catalyzed Direct and Selective ortho C–H Chalcogenation of N‐(Hetero)aryl‐7‐azaindoles.
Vats, T. K.;† Mishra, A.;† Deb, I.* Adv. Synth. Catal. 2018, 360, 2291. (Link)
(†Contributed equally)
[Appeared in the virtual issue of Asian J. Org. Chem. titled "Hot topic:C-H activation"]
16. Ir(III)/MPAA-Catalyzed Mild and Selective C–H Amidation of N-Sulfonyl Ketimines: Access To Benzosultam-Fused Quinazolines/Quinazolinones
Mishra, A.*; Mukherjee, U.; Vats, T. K.; Deb, I.* J. Org. Chem. 2018, 83, 3756 (Link)
15. Rhodium-Catalyzed sp2 C−H Acetoxylation of N-Aryl Azaindoles/N-Heteroaryl Indolines.
Mishra, A.;† Vats, T. K.;† Nair, M. P.; Das, A.; Deb, I.* J. Org. Chem. 2017, 82, 12406 (Link)
(†Contributed equally)
14. Ruthenium-Catalyzed Direct and Selective C−H Cyanation of N‑(Hetero)aryl-7-azaindoles
Mishra, A.; Vats, T. K., Deb, I.* J. Org. Chem. 2016, 81, 6525 (Link)
[One of the most read articles of July, 2016]
13. Palladium-Catalyzed Oxidative Cyclization for the Synthesis of Indolyl/Pyrrolyl 3-Phosphonates
Mishra, A.; Deb, I.* Adv. Synth. Catal. 2016, 358, 2267 (Link)
[One of the most read articles of June, 2016]
Patent:
1. A process for the synthesis of 2-(4-chlorophenyl)-2-hydroxy-N-(3-methoxy-4-(prop-2-yn-1-yloxy)phenethyl)acetamide, a key intermediate of Mandipropamid: Deb, Indubhusan; Ali, I. Naskar, K. Roy. S.;
Patent Number: IN 202311081168 date 29 Nov 2023,
2. A METHOD FOR THE PREPARATION OF INDOLE-3-CARBOXYLIC ACID DERIVATIVES
Patent No: WO 2023/067628 Al, International Publication Date 27 April 2023 (27.04.2023), Priority Date:
202111047806 20 October 2021 (20.10.2021) IN: Deb, Indubhusan; Bhowmik, A.:
3. “AN IMPROVED SYNTHETIC METHOD FOR THE PREPARATION OF INDOLE-3-CARBOXYLIC ACID DERIVATIVES: USEFUL KEY INTERMEDIATE FOR THE SYNTHESIS OF SEVERAL BIOLOGICALLY ACTIVE MOLECULES INCLUDING TROPISETRON” Deb, Indubhusan; Bhowmik, Arup: PATENT Appl. No: 202111047806(0163NF2021/IN dated 20/11/2021).
4 "A PROCESS FOR THE PREPARATION OF 2,7-DIHYDROXYFLUORENONE USEFUL FOR THE SYNTHESIS OF TILORONE AND ITS SALTS" Jaisankar, P.; Deb, Indubhusan; Bhattacharjee, Pinaki; PATENT Appl. No: 202111047809(0211NF2020/IN dated 20/11/2021).
12. “Facile Access to Ring-Fused Aminals via Direct α-Amination of Secondary Amines with ortho-Aminobenzaldehydes. Synthesis of Vasicine, Deoxyva-sicine, Deoxyvasicinone, Mackinazolinone and Ruteacarpine” Richers, M. T.; Deb, Indubhusan, Platonova, A. Y.; Zhang, C.: Seidel, Daniel. Synthesis 2013, 1730-1748.
11. “Conjugate Addition of Curcumins to Chalcones and Azodicarboxylates” Ayyagari, N.; Mehta A.; Deb, Indubhusan; Mobin, S. M.; Namboothiri, I. N. N. Tetrahedron 2013, 69, 5973-5980.
10. “Phenanthridine Synthesis through Iron-Catalyzed Intramolecular N-Arylation of O-Acetyl Oxime” Deb, Indubhusan, Yoshikai, Org. Lett. 2013, 15, 4254-4257.
9. “Palladium-Catalyzed Aerobic Oxidative Cyclization of N-Aryl Imines: Indole Synthesis from Anilines and Ketones” Wei, Ye; Deb, Indubhusan, Yoshikai, J. Am. Chem. Soc. 2012, 134, 1201-1204. [Highlighted in SYNFACTS 2012 and Angew Chem. Int Ed. 2013]
8. “Redox-Neutral Indole Annulation Cascades” Haibach, M. C.; Deb, Indubhusan; De, C. K.; Seidel, Daniel J. Am. Chem. Soc. 2011, 133, 2100-2103. [Top 20 most downloaded articles in Feb, 2011 and Highlighted in SYNFACTS 2011, 440]
7. “Redox Isomerization via Azomethine Ylide Intermediates: N-Alkyl Indoles from Indolines and Aldehydes” Deb, Indubhusan; Das, D.; Seidel, Daniel Org. Lett. 2011, 13, 812-815.
6. “Decarboxylative Formation of N-Alkyl Pyrroles from 4-Hydroxyproline” Deb, Indubhusan; Coiro, D.; Seidel, Daniel. Chem. Commun. 2011, 47, 6473-6475.
5. “Retro-Claisen Condensation vs Pyrrole Formation in Reactions of Amines and 1,3-Diketones” Deb, Indubhusan; Seidel, Daniel. Tetrahedron Lett. 2010, 51, 2945-2947.
4. “Catalytic Enantioselective Intramolecular Redox Reactions: Ring-Fused Tetrahydroquinolines” Murarka, S.; Deb, Indubhusan; Zhang, C.; Seidel, Daniel. J. Am. Chem. Soc. 2009, 131, 13226-13227. [Highlighted in SYNFORM 2009/09 as well as SYNFACTS 2009(12), 352].
3. “Morita-Baylis- Hillman Reactions Between Conjugated Nitroalkenes or Nitrodienes and Carbonyl Compounds” Deb, Indubhusan; Shanbhag, P.; Mobin, S. M.; Namboothiri, I. N. N. Eur. J. Org. Chem. 2009, 4091-4101.
2. “Synthesis of Benzo-Fused Medium Ring Cyclic Ethers via Michael Addition-Ring Closing Metathesis Strategy Involving Nitroaliphatic Compounds” Deb, Indubhusan; John, S.; Namboothiri, I. N. N. Tetrahedron 2007, 63, 11991-11997.
1“Hydroxyalkylation of Conjugated Nitroalkenes with Activated Nonenolizable Carbonyl Compounds” Deb, Indubhusan; Dadwal, M.; S. M Mobin; Namboothiri, I. N. N. Org. Lett. 2006, 8, 1201-1204.
Patent:
3. “Novel Anticancer Hydrazinoderivatives of Curcuminand Process for Preparation thereof” Namboothiri, I. N. N; Panda, D.; Deb, Indubhusan; Mehta, A.; Wardhan, V. PATENT No: IN-2008MU01568(1568/MUM/2008 dated 23/07/2008).