Publications

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52. Ru(II)- catalysed structural editing of oxindole to form C7-alkylated indole derivatives.

S. Das, R. Saha, S. Bhadra, and R. Samanta* . Org. Lett. 2024, 26, (just accepted).

51. Recent Progress on Transition Metal Catalyzed Macrocyclizations Based on C-H Bond Activation at Heterocyclic Scaffolds

S. Das, T. K. Pradhan* and R. Samanta* Chem. Asian J., 2024, just accepted. (Invited review in special issue of "Young Organic Talent in India"

50. Rh(II)-Catalysed N2-Selective Arylation of Benzotriazoles and Indazoles using Quinoid Carbenes via 1,5-H Shift

S. Sarkar, S. Bhunya, S. Pan, A. Datta, L. Roy* and R. Samanta* Chem Commun, 2024, 60, 4727-4730.

Selected as "top 25% most downloaded paper from June 2024".

49. Cu-Catalyzed functionalization of Heterocycles through C-H Activations

S. Pan and R. Samanta Topics in Heterocyclic Chemistry; Sharma, U. and Maiti, D., Ed.; Springer Nature, 2024.

(Book Chapter)

48. Recent Progress in Copper-Catalysed C-C Bond Formations via C(sp2)-H Insertions Using Diazo and Related Compounds

S. Bera, S. Jana and R. Samanta* . Synthesis. 2024, 56, 29-46. (Invited Review)

47. Weakly Coordinating tert-Amide Assisted Rh(III)-Catalyzed C4-Cyanation of Indoles: Application in Photophysical Studies

S. Sarkar#, A. Biswas#, S. Das, B. Sanyal, R. Sahoo and R. Samanta* Chem Commun, 2023, 59, 11200-11203.

(#contributed equally)

46. Rh(II)-Catalyzed Synthesis of N-Aryl 2-Pyridone using 2-Oxypyridine and Diazonaphthoquinone via 1,6-Benzoyl Migratory Rearrangement

S. Pan, S. Kundu and R. Samanta* . Org. Lett. 2023, 25, 2873–2877.

45. Pd(II)-Catalyzed Oxidative Naphthylation of 2-Pyridone through N-H/C-H Activation using Diarylacetylene as Uncommon Arylating Agent

S. Bera#, A. Biswas#, J. Pal, L. Roy, S. Mondal and R. Samanta* Org Lett. 2023, 25, 1952-1957. (contributed equally)

TOC_OL_pyridone naphthylation 2_edited_e

44. Rh(III)-Catalyzed Weakly Coordinating 2-Pyridone Directed Oxidative Annulation using Internal Alkynes: A Reversal in Selectivity

S. Bera, S. Sarkar, J. Pal and R. Samanta* Org Lett. 2022, 24, 8470-8475.

43. Weakly Coordinating tert-Amide Assisted Ru(II)-Catalyzed Synthesis of Azacoumestans via Migratory Insertion of Quinoid Carbene: Application in Total Synthesis of Isolamellarins

S. Sarkar and R. Samanta* Org Lett., 2022, 24, 4536-4541 .

42. Cu(II)-Catalyzed Construction of Heterobiaryls using 1-Diazonaphthoquinones: A General Strategy for the Synthesis of QUINOX and Related P,N Ligands

A. Biswas, S. Pan and R. Samanta* Org Lett., 2022, 24, 1631-1636.

Highlighted in "ChemistryViews".

41. Rh(III)-Catalyzed Mild Straightforward Synthesis of Quinoline-Braced Cyclophane Macrocycles via Migratory Insertion

B. Ghosh, S. Bera, P. Ghosh and R. Samanta* Chem Commun, 2021, 57, 13134-13137.

40. Transition Metal Catalysed Direct Construction of 2–Pyridone Scaffolds Through C–H Bond Functionalizations

S. Pan, S. Sarkar, B. Ghosh and R. Samanta* Org. Biomol. Chem. 2021. 19, 10516-10529. (Invited review)

39. Transition metal catalyzed Site-Selective C-H Bond Arylation of Arenes/Heteroarenes using Quinone-Diazides

S. Bera and R. Samanta Handbook of C-H Functionalization; Maiti, D., Ed.; Wiley-VCH:Weinheim, 2021. (Book Chapter)

38. Iridium(III)-Catalyzed Intermolecular Mild N-Arylation of Aliphatic Amides Using Quinoid Carbene: A Migratory Insertion-Based Approach

S. Bera, S. Roy, S. C. Pal, A. Anoop* and R. Samanta* ACS Catal. 2021, 11, 10847–10854.

37. Recent Quinone Diazide Based Transformations via Metal-Carbene Formation

S. Bera, S. Sarkar and R. Samanta* New J. Chem. 2021, 45, 10135-10149.

'Invited Review' in the special issue of "Emerging Investigators 2021".

36. Straightforward Construction and Functionalizations of Nitrogen Containing Heterocycles through Migratory Insertion of Metal-Carbenes/Nitrenes

S. Bera, A. Biswas and R. Samanta* Chem. Rec. 2021, 51, 3411-3428.

Invited "Personal Account" in the special issue on "Transition Metal Catalysis".

35. A Directing Group Free Pd(II)-Catalysed Desulfitative C6-Arylation of 2-Pyridone using Arylsulfonyl Chloride

U. Karmakar and R. Samanta* Org. Biomol. Chem. 2020, 18, 8079-8083.

34. Transition Metal Catalysed Direct C‐H Bond Functionalizations of 2‐Pyridone Beyond C3‐Selectivity

A. Biswas, S. Maity, S. Pan and R. Samanta* Chem. Asian J. 2020, 15, 2092-2109. (Invited Review)

33. Rh(III)-Catalyzed Tandem Indole C4-Arylamination/Annulation with Anthranils: Access to Indoloquinolines

and its Application in Photophysical Studies

A. Biswas, S. Bera, P. Poddar, D. Dhara and R. Samanta* Chem Commun, 2020, 56, 1440-1443.

32. Rh(III)-Catalyzed Straightforward Synthesis of Highly Substituted 2-Pyridones using Fluorinated Diazomalonate

D. Das, G. Sahoo, A. Biswas and R. Samanta* Chem. Asian J. 2020, 15, 360-364.

"Invited Article" for a special issue on "ICOC 2020".

31. Rh(III)-Catalyzed Straightforward Arylation of 8-Methyl/ Formyl Quinolines using Diazo Compounds

B. Ghosh and R. Samanta* Chem. Commun. 2019, 55, 6886-6889.

30. Pd(II)-Catalyzed Direct Sulfonylation of Benzylamines using Sodium Sulfinates

U. Karmakar and R. Samanta* J. Org. Chem. 2019, 84, 2850-2861.

29. Rh(III)-Catalyzed Straightforward Synthesis of Benzophenanthroline and Benzophenanthrolinone Derivatives using Anthranils

A. Biswas, S. Sarkar and R. Samanta* Chem. Eur. J. 2019, 25, 3000-3004.

Selected as "hot paper".
Selected as "top 10% most downloaded paper from January 2018-December 2019".

28. Direct Pd(II)-Catalyzed Site-Selective C5-Arylation of 2-Pyridone Using Aryl Iodides

S. Maity, D. Das, S. Sarkar and R. Samanta* Org. Lett. 2018, 20, 5167-5171.

27. Rh(III)-Catalyzed Direct C8-Arylation of Quinoline N-Oxides using Diazonaphthalen-2(1H)-ones: A Practical Approach towards 8-azaBINOL

B. Ghosh, A. Biswas, S. Chakraborty and R. Samanta* Chem. Asian. J. 2018, 13, 2388-2392.

"Invited Article" for a special issue on "Homogeneous Catalysis from Young Investigators in Asia".

26. Rhodium(III)-Catalyzed Regioselective Direct C4-Alkylation and C2-Annulation of Indoles: Straightforward Access to Indolopyridone

A. Biswas and R. Samanta* Eur. J. Org. Chem. 2018, 1426-1436.

Selected as "top 10% most downloaded paper from January 2018-December 2019".

25. Iridium(III) Catalyzed Regiocontrolled Direct Amidation of Isoquinolones and Pyridones

D. Das and R. Samanta* Adv. Synth & Catal. 2018, 360, 379-384.

24. Regiocontrolled Direct C4 and C2-Methyl Thiolation of Indoles under Rhodium Catalyzed Mild Conditions

S. Maity, U. Karmakar and R. Samanta* Chem. Commun. 2017, 53, 12197-12200.

Selected as "top 10% highly cited paper for the year 2018".

23. A Mild Rhodium Catalyzed Direct Synthesis of Quinolones from Pyridones: Application in the Detection of Nitroaromatics

A. Biswas, D. Giri, D. Das, A. Dey, S. K. Patra* and R. Samanta* J. Org. Chem. 2017, 82, 10989-10996.

22. Copper Catalyzed Direct, Regioselective Arylamination of N-Oxides: Studies to Access Conjugated π-Systems

A. Biswas, U. Karmakar, S. Nandi and R. Samanta* J. Org. Chem. 2017, 82, 8933-8942.

21. Iridium Catalysed Cascade Synthesis of Oxindoles using Diazo Compound: A Quick Entry to the C7-Functionalized Oxindoles

U. Karmakar, D. Das, and R. Samanta* Eur. J. Org. Chem. 2017, 2780-2788.

20. Rhodium(III)-Catalyzed C6-Selective Arylation of 2-Pyridones and Related Heterocycles Using Quinone Diazides: Syntheses of Hetero-Arylated Phenols

D. Das, P. Poddar, S. Maity, and R. Samanta* J. Org. Chem. 2017, 82, 3612-3621.

19. Copper Catalyzed Regioselective Cascade Alkylation and Cyclocondensation of Quinoline N-Oxides with Diazo esters: Direct Access to conjugated π-Systems

A. Biswas, U. Karmakar, A. Pal, and R. Samanta* Chem. Eur. J. 2016, 22, 13826-13830.

18. C6-Selective Direct Alkylation of Pyridones with Diazo Compounds under Rh(III)-Catalyzed Mild Conditions

D. Das, A. Biswas, U. Karmakar, S. Chand, and R. Samanta* J. Org. Chem. 2016, 81, 842-848.

Graduate & Postdoctoral Publications:

17. Oxidative Regioselective Amination of Chromones Exposes Potent Inhibitors of Hedgehog Signaling Pathway

R. Samanta, R. Narayan, J. O. Bauer, C. Strohmann, S. Sievers, A.P. Antonchick*

Chem. Commun. 2015, 51, 925-928.

16. Rhodium(III)-Catalyzed Direct Regioselective Synthesis of 7-Substituted Indoles

Z. Song, R. Samanta, A. P. Antonchick*

Org. Lett, 2013, 15, 5662-5665.

15. Metal-Free Oxidative Carbon-Heteroatom Bond Formation via C-H Bond Functionalization

R. Samanta, K. Matcha and A. P. Antonchick*

Eur. J. Org. Chem., 2013, 5769-5804. [Invited mini-riview; one of the top 25 most accessed articles. Selected as free-access-review]

14. Rhodium(III) Catalyzed Direct Oxidative Cross Coupling at C5 Position of Chromones with Alkenes

R. Samanta, R. Narayan and A. P. Antonchick*

Org Lett., 2012, 14, 6108-6111.

13. Organocatalytic, Intermolecular, Oxidative C-H Bond Amination and hydrazination of simple arenes at Ambient Temperature.

R. Samanta, J. O. Bauer, C. Strohmann and A. P. Antonchick*

Org Lett., 2012, 14, 5518-5521.

One of the most read articles in 10/2012–11/2012

12. Metal-Free Direct Oxidative Intermolecular Multiple C–H Bond Functionalizations at Ambient Temperature Assisted by Cascade Selective Formation of C–C and C–N Bonds

R. Samanta, J. Lategahn and A. P. Antonchick*

Chem Commun 2012, 48, 3194-3196.