Publications

28. Direct air capture of CO2 for solar fuel production in flow 

Sayan Kar, Dongseok Kim, Ariffin Bin Mohamad Annuar, Bidyut Bikash Sarma, Michael Stanton, Erwin Lam, Subhajit Bhattacharjee, Suvendu Karak, Heather F Greer, and Erwin Reisner*

Nature Energy 2025, 10, 448-459.

(University press release) 

(BBC Reel)

27. Integrated capture and solar-driven utilization of CO2 from flue gas and air 

Sayan Kar,† Motiar Rahaman,† Virgil Andrei, Subhajit Bhattacharjee, Souvik Roy, and Erwin Reisner*

Joule 2023, 7, 1496-1514.

(†equal contribution) (University press release, 40+ media mentions)           

26. Oxidation of organic compounds using water as the oxidant with H2 liberation catalyzed by molecular metal complexes

Sayan Kar, David Milstein*

Acc. Chem. Res. 2022, 55, 2304-2315.

25. Sustainable catalysis with fluxional acridine-based PNP pincer complexes

Sayan Kar and David Milstein*

Chem. Commun. 2022, 18, 3731-3746.

24. Catalytic furfural/5-hydroxymethyl furfural oxidation to furoic acid/furan-2,5-dicarboxylic acid with H2 production using alkaline water as the formal oxidant

Sayan Kar,† Quan-Quan Zhou,† Yehoshoa Ben-David, and David Milstein*

J. Am. Chem. Soc. 2022, 144, 1288-1295.

(†equal contribution)

23. Dehydrogenative ester synthesis from enol ethers and water with a ruthenium complex catalyzing two reactions in synergy

Sayan Kar, Jie Luo, Michael Rauch, Yael Diskin-Posner, Yehoshoa Ben-David, and David Milstein*

Green Chem. 2022, 24, 1481-1487.

22. Highly efficient additive-free dehydrogenation of neat formic acid

Sayan Kar, Michael Rauch, Gregory Leitus, Yehoshoa Ben-David, and David Milstein*

Nature Catalysis 2021, 4, 193-201. 

21. Efficient base-free aqueous reforming of methanol homogeneously catalyzed by ruthenium exhibiting a remarkable acceleration by added catalytic thiol

Jie Luo, Sayan Kar, Michael Rauch, Michael Montag, Yehoshoa Ben-David, and David Milstein*

J. Am. Chem. Soc. 2021, 143, 17284-17291.

20. Manganese-pincer-catalyzed nitrile hydration, α-deuteration, and α-deuterated amide formation via metal-ligand cooperation

Quan-Quan Zhou, You-Quan Zou, Sayan Kar, Yael Diskin-Posner, Yehoshoa Ben-David, David Milstein*

ACS. Catal. 2021, 11, 10239-10245.

19. Manganese catalyzed hydrogenation of azo (N=N) bonds to amines

Uttam Kumar Das, Sayan Kar, Yehoshoa Ben-David, Yael Diskin-Posner, David Milstein*

Adv. Synth. Catal. 2021, 363, 3744-3749.

18. Near-ambient-temperature dehydrogenative synthesis of the amide bond: Mechanistic insight and applications

Sayan Kar,† Yinjun Xie,† Quan-Quan Zhou, Yael Diskin-Posner , Yehoshoa Ben-David, and David Milstein*

ACS Catal. 2021, 11, 7383-7393.

(†equal contribution)  

17. Metal ligand cooperation facilitates bond activation and catalytic hydrogenation with zinc pincer complexes

Michael Rauch, Sayan Kar, Amit Kumar, Liat Avram, Linda J. W. Shimon, and David Milstein* 

J. Am. Chem. Soc. 2020, 142, 14513–14521.

16. Selective room-temperature hydrogenation of amides to amines and alcohols catalyzed by a ruthenium pincer complex and mechanistic insight

Sayan Kar, Michael Rauch, Amit Kumar, Gregory Leitus, Yehoshoa Ben-David, and David Milstein*

ACS Catal. 2020, 10, 5511-5515.

15. Hydroxide-based integrated CO2 capture from air and conversion to methanol

Raktim Sen, Alain Goeppert, Sayan Kar, and G. K. Surya Prakash*

J. Am. Chem. Soc. 2020, 142, 4544-4549.

(highlighted in C&EN; article on the cover; issue 10, vol. 142)

14. Integrated CO2 capture and conversion to formate and methanol: Connecting two threads

Sayan Kar, Alain Goeppert, and G. K. Surya Prakash*

Acc. Chem. Res. 2019, 52, 2892-2903.

13. Catalytic homogeneous hydrogenation of CO to methanol via formamide

Sayan Kar, Alain Goeppert, and G. K. Surya Prakash*

J. Am. Chem. Soc. 2019, 141, 12518-12521.

12. Combined CO2 capture and hydrogenation to methanol: Amine immobilization enables easy recycling of active elements

Sayan Kar, Alain Goeppert, and G. K. Surya Prakash*

ChemSusChem 2019, 12, 3172-3177. (invited article)

11. Mechanistic insights into ruthenium-pincer-catalyzed amine assisted homogeneous hydrogenation of CO2 to methanol

Sayan Kar, Raktim Sen, Jotheeswari Kothandaraman, Alain Goeppert, Ryan Chowdhury, Socrates B. Munoz, Ralph Haiges, and G. K. Surya Prakash*

J. Am. Chem. Soc. 2019, 141, 3160-3170.

10. A carbon-neutral CO2 capture, conversion, and utilization cycle with low-temperature regeneration of sodium hydroxide

Sayan Kar, Alain Goeppert, Vicente Galvan, Ryan Chowdhury, Justin Olah, and G. K. Surya Prakash*

J. Am. Chem. Soc. 2018, 140, 16873-16876.

(Article on the cover; issue 49, vol. 140)

09. Integrative CO2 capture and hydrogenation to methanol with reusable catalyst and amine: Toward a carbon neutral methanol economy

Sayan Kar, Raktim Sen, Alain Goeppert, and G. K. Surya Prakash*

J. Am. Chem. Soc. 2018, 140, 1580-1583.

08. Advances in catalytic homogeneous hydrogenation of carbon dioxide to methanol

Sayan Kar, Jotheeswari Kothandaraman, Alain Goeppert, and G. K. Surya Prakash*

J. CO2 Util. 2018, 23, 212-218.

07. Regioselective deuteration of alcohols in D2O catalysed by homogeneous manganese and iron pincer complexes

Sayan Kar, Alain Goeppert, Raktim Sen, Jotheeswari Kothandaraman, and G. K. Surya Prakash*

Green Chem. 2018, 20, 2706-2710.

06. Structural parameters to consider in selecting silica supports for polyethylenimine based CO2 solid adsorbents: Importance of pore size

Hang Zhang, Alain Goeppert, Sayan Kar, and G. K. Surya Prakash*

 J. CO2 Util. 2018, 26, 246-253.

05. Advances in homogeneous catalysis for low temperature methanol reforming in the context of the methanol economy

Jotheeswari Kothandaraman, Sayan Kar, Alain Goeppert, Raktim Sen, and G. K. Surya Prakash*

Top. Catal. 2018, 61, 542-559.

04. Nucleophilic difluoromethylation of aromatic aldehydes using trimethyl(trifluoromethyl)silane (TMSCF3)

Sankarganesh Krishnamoorthy, Sayan Kar, Jotheeswari Kothandaraman, and G. K. Surya Prakash*

J. Fluor. Chem. 2018, 208, 10-14.

03. Manganese-catalyzed sequential hydrogenation of CO2 to methanol via formamide

Sayan Kar, Alain Goeppert, Jotheeswari Kothandaraman, and G. K. Surya Prakash*

ACS Catal. 2017, 7, 6347-6351.

02. Efficient reversible hydrogen carrier system based on amine reforming of methanol

Jotheeswari Kothandaraman, Sayan Kar, Raktim Sen, Alain Goeppert, George A. Olah, and G. K. Surya Prakash*

J. Am. Chem. Soc. 2017, 139, 2549-2552.

(highlighted in Nature Reviews Chemistry; several mentions in the media)

01. Direct S-difluoromethylation of thiols using the Ruppert–Prakash reagent

G. K. Surya Prakash*, Sankarganesh Krishnamoorthy, Sayan Kar, and George A. Olah 

J. Fluor. Chem. 2015, 180, 186-191.

01. Catalytic homogeneous hydrogenation of CO2 to methanol, in CO2 hydrogenation catalysis

Sayan Kar, Alain Goeppert, and G. K. Surya Prakash*

In CO2 hydrogenation catalysis, Yuichiro Himeda (Editor), Wiley, March 2021